Jean Guex

Publications | Mémoires et thèses

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125 publications

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Thermal erosion of cratonic lithosphere as a potential trigger for mass-extinction
Guex J., Pilet S., Müntener O., Bartolini A., Spangenberg J., Schoene B., Sell B., Schaltegger U., 2016/03/24. Scientific Reports, 6 p. 23168.
 
Response to comment on "Evaluating the temporal link between the Karoo LIP and climatic-biologic events of the Toarcian Stage with high-precision U-Pb geochronology"
Sell B., Ovtcharova M., Guex J., Bartolini A., Jourdan F., Spangenberg J.E., Vicente J.-C., Schaltegger U., 2016. Earth and Planetary Science Letters, 434 pp. 353-354.
 
Evaluating the temporal link between the Karoo LIP and climatic-biologic events of the Toarcian Stage with high-precision U-Pb geochronology
Sell B., Ovtcharova M., Guex J., Bartolini A., Jourdan F., Spangenberg J.E., Vicente J.-C., Schaltegger U, 2014. Earth and Planetary Science Letters, 408 pp. 48-56. Peer-reviewed.
 
Ammonoid multi-extinction crises during the Late Pliensbachian - Toarcian and carbon cycle instabilities
Guex J., Bartolini A., Spangenberg J.E., Vicente J.C., Schaltegger U., 2012. Solid Earth Discussions, 4 pp. 1205-1228. Peer-reviewed.
 
Disentangling the Hettangian carbon isotope record: Implications for the aftermath of the end-Triassic mass extinction
Bartolini A., Guex J., Spangenberg J.E., Schoene B., Taylor D.G., Schaltegger U., Atudorei V., 2012. Geochemistry, Geophysics, Geosystems, 13 pp. Q01007. Peer-reviewed.
 
Geochronological constraints on post-extinction recovery of the ammonoids and carbon cycle perturbations during the Early Jurassic
Guex J., Schoene B., Bartolini A., Spangenberg J.E., Schaltegger U., O'Dogherty L., Taylor D., Bucher H., Atudorei V., 2012. Palaeogeography, Palaeoclimatology, Palaeoecology, 346 pp. 1-11. Peer-reviewed.
 
Geometrical transformations of selected Mesozoic radiolarians
Guex J., O'Dogherty L., Carter E.S., Gorican S., Dumitrica P., Bartolini A., 2012. Geobios, 45 pp. 541-554. Peer-reviewed.
 
Large-scale evolutionary trends of Acrochordiceratidae Arthaber, 1911 (Ammonoidea, Middle Triassic) and Cope's rule
Monnet C., Bucher H., Guex J., Wasmer M., 2012. Palaeontology, 55 pp. 87-107. Peer-reviewed.
 
The Toarcian in the Subbetic basin (southern Spain): Bio-events (ammonite and calcareous nannofossils) and carbon-isotope stratigraphy
Sandoval J., Bill M., Aguado R., O'Dogherty L., Rivas P., Morard A., Guex J., 2012. Paleogeography, Palaeoclimatology, Palaeoecology, 342 pp. 40-63. Peer-reviewed.
 
New palaeontological investigations in the Jurassic of western Thailand
Kozai T., Perelis-Grossowicz L., Bartolini A., Yamee C., Sandoval J., Hirsch F., Ishida K., Charoentitirat T., Meesook A., Guex J., 2011. Gondwana Research, 19 pp. 37-46. Peer-reviewed.
 
Some recent "refinements" of the Unitary Association Method: a short discussion
Guex J., 2011. Lethaia, 44 pp. 247-249. Peer-reviewed.
 
Bentho-planktonic evidence from the Austrian Alps for a decline in sea-surface carbonate production at the end of the Triassic
Clemence M.E., Gardin S., Bartolini A., Paris G., Beaumont V., Guex J., 2010. Swiss Journal of Geosciences, 103 pp. 293-315. Peer-reviewed.
 
Correlating the end-Triassic mass extinction and flood basalt volcanism at the 100 ka level
Schoene B., Guex J., Bartolini A., Schaltegger U., Blackburn T.J., 2010. Geology, 38 pp. 387-390. Peer-reviewed.
 
Global radiolarian zonation for the Pliensbachian, Toarcian and Aalenian
Carter E.S., Gorican S., Guex J., O'Dogherty L., De Wever P., Dumitrica P., Hori R.S., Matsuoka A., Whalen P.A., 2010. Palaeogeography, Palaeoclimatology, Palaeoecology, 297 pp. 401-419. Peer-reviewed.
Neogene biochronology of Antarctic diatoms: A comparison between two quantitative approaches, CONOP and UAgraph
Galster F., Guex J., Hammer O., 2010. Palaeogeography, Palaeoclimatology, Palaeoecology, 285 pp. 237-247. Peer-reviewed.
 
Revision of the genus acrochordiceras hyatt, 1877 (Ammonoidea, Middle Triassic): Morphology, biometry, biostratigraphy and intra-specific variability
Monnet C., Bucher H., Wasmer M., Guex J., 2010. Palaeontology, 53 pp. 961-996. Peer-reviewed.
 
Spathian (Lower Triassic) ammonoids from wester USA (Idaho, California, Utah and Nevada)
Guex J., Hungerbuehler A., Jenks J.F., O'Dogherty L., Atudorei V., Taylor D.G., Bucher H., Bartolini A., 2010. Mémoires de Géologie, 49 82, Université de Lausanne, Institut de Géologie et Paléontologie.
 
Comment on: "The organic carbon isotopic and paleontological record across the Triassic-Jurassic boundary at the candidate GSSP section at Ferguson Hill, Muller Canyon, Nevada, USA" by Ward et al. (2007)
Guex J., Bartolini A., Taylor D., Atudorei V., Thélin P., Bruchez S., Tanner L., Lucas S., 2009. Palaeogeography, Palaeoclimatology, Palaeoecology, 273 pp. 200-204. Peer-reviewed.
 
Good genes and good luck: Ammonoid diversity and the end-Permian mass extinction
Brayard A., Escarguel G., Bucher H., Monnet C., Bruehwiler T., Goudemand N., Galfetti T., Guex J., 2009. Science, 325 pp. 1118-1121. Peer-reviewed.
 
Late Pliensbachian-Early Toarcian (Early Jurassic) environmental changes in an epicontinental basin of NW Europe (Causses area, central France): A micropaleontological and geochemical approach
Mailliot S., Mattioli E., Bartolini A., Baudin F., Pittet B., Guex J., 2009. Palaeogeography, Palaeoclimatology, Palaeoecology, 273 pp. 346-364. Peer-reviewed.
 
Micropaleontology of some Permian localities in the Tethyan realm: Inventory of foraminifers and calcareous algae, biostratigraphy and paleogeography
Jenny C., Guex J., Stampfli G.M., Richoz S., 2009. Mémoires de Géologie, 48 135, Universté de Lausanne, Institut de Géologie et Paléontologie.
 
Paleocene Thalassinidea colonization in deep-sea environment and the coprolite Palaxius osaensis n. ichnosp. in Southern Costa Rica
Buchs D.M., Guex J., Stucki J., Baumgartner P.O., 2009. Revue de Micropaléontologie, 52 pp. 123-129. Peer-reviewed.
 
Ammonites sinémuriennes du Haut-Atlas marocain
Guex J., Rakus M., Morard A., Quartier-la-Tente M., 2008. Mémoires de Géologie, 47 99, Université de Lausanne, Institut de Géologie et Paléontologie.
 
Precise U-Pb age constraints for end-Triassic mass extinction, its correlation to volcanism and Hettangian post-extinction recovery
Schaltegger U., Guex J., Bartolini A., Schoene B., Ovtcharova M., 2008. Earth and Planetary Science Letters, 267 pp. 266-275. Peer-reviewed.
 
Late Early Triassic climate change: Insights from carbonate carbon isotopes, sedimentary evolution and ammonoid paleobiogeography
Galfetti T., Bucher H., Brayard A., Hochuli P.A., Weissert H., Guodun K., Atudorei V., Guex J., 2007. Palaeogeography, Palaeoclimatology, Palaeoecology, 243 pp. 394-411. Peer-reviewed.
 
The proposed global stratotype section and point for the base of the Jurassic System in the New York Canyon area, Nevada, USA
Lucas S.G., Taylor D.G., Guex J., Tanner L.H., Krainer K., 2007. New Mexico Museum of Natural History and Science Bulletin, 40 pp. 139-168. Peer-reviewed.
 
Timing of recovery from the end-Permian extinction: Geochronologic and biostratigraphic constraints from south China: Comment and reply
Bucher H., Hochuli P.A., Schaltegger U., Ovtcharova M., Galfetti T., Brayard A., Goudemand N., Guex J., 2007. Geology, 35 pp. e135. Peer-reviewed.
 
Updated proposal for global stratotype section and point for the base of the Jurassic system in the New York Canyon area, Nevada, USA
Lucas S.G., Taylor D.G., Guex J., Tanner L.H., Krainer K., 2007. International Subcommission on Jurassic Stratigraphy Newsletter, 34 pp. 34-42. Peer-reviewed.
 
Carbon-isotope stratigraphy and ammonite faunal turnover for the Middle Jurassic in the Southern Iberian palaeomargin
O'Dogherty L., Sandoval J., Bartolini A., Bruchez S., Bill M., Guex J., 2006. Palaeogeography, Palaeoclimatology, Palaeoecology, 239 pp. 311-333. Peer-reviewed.
 
Catalogue and systematics of Pliensbachian, Toarcian and Aalenian radiolarian genera and species
Gorican S., Carter E.S., Dumitrica P., Whalen P.A., Hori R.S., De Wever P., O'Dogherty L., Matsuoka A., Guex J., 2006. 446, ZRC Publishing.
 
New Early to Middle Triassic U-Pb ages from South China: Calibration with ammonoid biochronozones and implications for the timing of the Triassic biotic recovery
Ovtcharova M., Bucher H., Schaltegger U., Galfetti T., Brayard A., Guex J., 2006. Earth and Planetary Science Letters, 243 pp. 463-475. Peer-reviewed.
 
Reinitialization of evolutionary clocks during sublethal environmental stress in some invertebrates
Guex J., 2006. Earth and Planetary Science Letters, 242 pp. 240-253. Peer-reviewed.
 
The Early Toarcian anoxia, a synchronous event in the Western Tethys? An approach by quantitative biochronology (Unitary Associations), applied on calcareous nannofossils
Mailliot S., Mattioli E., Guex J., Pittet B., 2006. Palaeogeography, Palaeoclimatology, Palaeoecology, 240 pp. 562-586. Peer-reviewed.
 
Buoyancy control and growth rates in ammonoids: new preliminary remarks about an old Red Herring
Guex J., 2005. Bulletin de la Société Vaudoise des Sciences Naturelles, 90 pp. 41-45. Peer-reviewed.
 
Definition of the Triassic-Jurassic boundary
Lucas S.G., Guex J., Tanner L.H., Taylor D.G., Kuerschner W.M., Atudorei V., Bartolini A., 2005. Albertiana, 32 pp. 12-16. Peer-reviewed.
 
Dix-huit nouveaux genres d'ammonites du Spathien (Trias inférieur) de l'Ouest américain (Idaho, Nevada, Utah et Californie) : Note préliminaire
Guex J., Hungerbuehler A., Jenks J., Taylor D.G., Bucher H., 2005. Bulletin de la Société Vaudoise des Sciences Naturelles, 89 pp. 113-143. Peer-reviewed.
 
Dix-neuf nouvelles espèces d'ammonites du Spathien (Trias inferieur) de l'Ouest américan Idaho, Nevada, Utah et Californie): note préliminaire
Guex J., Hungerbuehler A., Jenks J., Taylor D.G., Bucher H., 2005. Bulletin de la Société Vaudoise des Sciences Naturelles, 89 pp. 145-169. Peer-reviewed.
 
Pathological development in response to environmental stress in some latest Permian foraminifers: preliminary report
Jenny C., Guex J., 2005. Bulletin de la Société Vaudoise des Sciences Naturelles, 89 pp. 171-184. Peer-reviewed.
 
High-resolution ammonite and carbon isotope stratigraphy across the Triassic-Jurassic boundary at New York Canyon (Nevada)
Guex J., Bartolini A., Atudorei V., Taylor D., 2004. Earth and Planetary Science Letters, 225 pp. 29-41. Peer-reviewed.
 
Reply to the comment by A. Cherchi and R. Schroeder on an article by J. Guex, Eclogae geol. Helv. 94 (2001) 321-328.
Guex J., 2004. Eclogae Geologicae Helvetiae, 97 p. 445. Peer-reviewed.
 
A generalization of Cope's rule
Guex J., 2003. Bulletin de la Société Géologique de France, 174 pp. 449-452. Peer-reviewed.
 
A morphogenetic explanation of Buckman's law of covariation
Guex J., Koch A., O'Dogherty L., Bucher H., 2003. Bulletin de la Société Géologique de France, 174 pp. 603-606. Peer-reviewed.
 
A new scenario for the Domerian-Toarcian transition
Morard A., Guex J., Bartolini A., Morettini E., De Wever P., 2003. Bulletin de la Société Géologique de France, 174 pp. 351-356. Peer-reviewed.
 
Cenomanian (early Late Cretaceous) ammonoid faunas of Western Europe - Part II: Diversity patterns and the end-Cenomanian anoxic event
Monnet C., Bucher H., Escarguel G., Guex J., 2003. Eclogae Geologicae Helvetiae, 96 pp. 381-398. Peer-reviewed.
 
Diversity of radiolarian families through time
De Wever P., O'Dogherty L., Caridroit M., Dumitrica P., Guex J., Nigrini C., Caulet J.P., 2003. Bulletin de la Société Géologique de France, 174 pp. 453-469. Peer-reviewed.
 
Morphogenetic origin of radial lirae and mode of shell growth in Calliphylloceras (Jurassic Ammonoidea)
Bucher H., Chirat R., Guex J., 2003. Eclogae Geologicae Helvetiae, 96 pp. 495-502. Peer-reviewed.
 
Ontogeny and covariation in the Toarcian genus Osperleioceras (Ammonoidea)
Morard A., Guex J., 2003. Bulletin de la Société Géologique de France, 174 pp. 607-615. Peer-reviewed.
 
Two negative δ13Corg excursions near the Triassic-Jurassic boundary in the New York Canyon area (Gabbs Valley Range, Nevada)
Guex J., Bartolini A., Atudorei V., Taylor D.G., 2003. Bulletin de la Société Vaudoise des Sciences Naturelles, 88 pp. 445-448. Peer-reviewed.
 
Discovery of Neophyllites (Ammonitina, Cephalopoda, early Hettangian) in the New York Canyon sections (Gabbs Valley Range, Nevada) and discussion of the δ13C negative anomalies located around the triassic-jurassic boundary
Guex J., Bartolini A., Taylor D.G., 2002. Bulletin de la Société Vaudoise des Sciences Naturelles, 88 pp. 247-255. Peer-reviewed.
 
Les ammonites du Jurassique inférieur et moyen de la dorsale tunisienne
Rakus M., Guex J., 2002. Mémoires de Géologie, 39 217, Université de Lausanne, Institut de Géologie et Paléontologie.
 
Pliensbachian magnetostratigraphy: new data from Paris Basin (France)
Moreau M.G., Bucher H., Bodergat A.M., Guex J., 2002. Earth and Planetary Science Letters, 203 pp. 755-767. Peer-reviewed.
 
Radiolarian biostratigraphy of Paleogene deposits of the Russian platform (Voronesh anticline).
Popova I.M., Baumgartner P.O., Guex J., Tochilina S.V., Glezer Z.I., 2002. Geodiversitas, 24 pp. 7-59. Peer-reviewed.
 
Rates and pattern of evolution among Cretaceous radiolarians: relations with global paleoceanographic events
O'Dogherty L., Guex J., 2002. Micropaleontology, 48 pp. 1-22. Peer-reviewed.
 
Sea-level changes and ammonite faunal turnover during the Lias/Dogger transition in the western Tethys
Sandoval J., O'Dogherty L., Vera J.A., Guex J., 2002. Bulletin de la Société Géologique de France, 173 pp. 57-66. Peer-reviewed.
 
The Triassic Jurassic System boundary in the John Day Inlier, East-Central Oregon.
Taylor D.G., Guex J., 2002. Oregon Geology, 64 pp. 3-28. Peer-reviewed.
 
Découverte d'une importante lacune stratigraphique à la limite Domérien-Toarcien: implications paléo-océanographiques
Guex J., Morard A., Bartolini A., Morettini E., 2001. Bulletin de la Société Vaudoise des Sciences Naturelles, 87 pp. 277-284. Peer-reviewed.
 
Environmental stress and atavism in ammonoid evolution
Guex J., 2001. Eclogae Geologicae Helvetiae, 94 pp. 321-328. Peer-reviewed.
 
Evolutionary rates of Jurassic ammonites in relation to sea-level fluctuations
Sandoval J., O'Dogherty L., Guex J., 2001. Palaios, 16 pp. 311-335. Peer-reviewed.
 
Hettangian and Sinemurian ammonoid zonation for the western Cordillera of North America
Taylor D.G., Guex J., Rakus M., 2001. Bulletin de la Société Vaudoise des Sciences Naturelles, 87 pp. 381-421. Peer-reviewed.
 
Involution croissante et Règle de Cope
Guex J., 2001. Bulletin de la Société Vaudoise des Sciences Naturelles, 87 pp. 373-379. Peer-reviewed.
 
Radiolarite ages in Alpine-Mediterranean ophiolites: Constraints on the oceanic spreading and the Thetys-Atlantic connection.
Bill M., O'Dogherty L., Guex J., Baumgartner P.O., Masson H., 2001. Geological Society of America Bulletin, 113 pp. 129-143. Peer-reviewed.
 
Magnetostratigraphy of the Kavaalani section (southwestern Turkey): Consequence for the origin of the Antalya Calcareous Nappes (Turkey) and for the Norian (Late Triassic) magnetic polarity timescale
Gallet Y., Besse J., Krystyn L., Marcoux J., Guex J., Theveniaut H., 2000. Geophysical Research Letters, 27 pp. 2033-2036. Peer-reviewed.
 
Nouvelles données sur la phylogenèse des ammonites du Lias
Guex J., Taylor D.G., Rakus M., Bucher H., 2000. Bulletin de la Société Vaudoise des Sciences Naturelles, 87 pp. 109-114. Peer-reviewed.
 
Paronychoceras gen. n., un nouveau genre d'ammonites (Cephalopoda) du Lias supérieur
Guex J., 2000. Bulletin de la Société Vaudoise des Sciences Naturelles, 87 pp. 115-124. Peer-reviewed.
 
The Triassic/Jurassic boundary in the Gabbes Formation, Nevada.
Taylor D.G., Boelling K., Guex J., 2000. Georesearch Forum, 6 pp. 225-236. Peer-reviewed.
 
Discrete biochronological scales and unitary associations: Description of the BioGraph computer program
Savary J., Guex J., 1999. Mémoires de Géologie, 34 282, Université de Lausanne, Institut de Géologie et Paléontologie.
 
Middle and Late Jurassic radiolarian palaeoecology versus carbo-isotopes stratigraphy.
Bartolini A., Baumgartner P.O., Guex J., 1999. Palaeogeography, Palaeoclimatology, Palaeoecology, 145 pp. 43-60. Peer-reviewed.
 
Phyletic trends in uppermost Triassic (Rhaetian) Radiolaria: Two examples from Queen Charlotte Islands, British Columbia, Canada
Carter E.S., Guex J., 1999. Micropaleontology, 45 pp. 183-200. Peer-reviewed.
 
Biochronology and Paleontology of Early Jurassic (Hettangian and Sinemurian) radiolarians from the Sandilands Formation, Queen Charlotte Islands.
Carter E.S., Whalen P., Guex J., 1998. Bulletin of the Geological Survey of Canada, 496 p. 162. Peer-reviewed.
 
Deux nouveaux genres et quatre nouvelles espèces d'ammonites (Cephalopoda) du Lias inférieur
Guex J., Taylor D.G., Rakus M., Bucher H., 1998. Bulletin de la Société Vaudoise des Sciences Naturelles, 86 pp. 73-85. Peer-reviewed.
 
Application of Unitary Associations to biochronological scales based on mammals.
Martinez J.N., Guex J., 1996. Acta Zoologica Cracoviensia, 39 pp. 329-341. Peer-reviewed.
 
Mode and rate of growth in ammonoids
Bucher H., Landman N.H., Klofak S.M., Guex J., 1996. Topics in Geobiology, 13 pp. 408-461. Peer-reviewed.
 
Ammonites hettangiennes de la Gabbs Valley Range (Nevada, USA)
Guex J., 1995. Mémoires de Géologie, 27 130, Université de Lausanne, Institut de Géologie et Paléontologie.
 
Concepts of the systematic and biostratigraphic work.
Baumgartner P.O., Guex J., Dumitrica P., 1995. pp. 11-15 dans Baumgartner P.O., O'Dogherty L., Gorican S., Urquhart E., Pillevuit A., De Wever P. (eds.) Middle Jurassic to Lower Cretaceous Radiolaria of Tethys: Occurrences, Systematics, Biochronology, Université de Lausanne, Institut de Géologie et Paléontologie.
 
Preliminary remarks on the Hettangian ammonite succession in Queen Charlotte Islands, British Columbia
Tipper H.W., Guex J., 1994. Geobios, 27 Supplemet 2 pp. 477-483. Peer-reviewed.
 
Recent developments on Triassic Stratigraphy
Guex J., Baud A. (eds.), 1994. Mémoires de Géologie, 22 182, Université de Lausanne, Institut de Géologie et Paléontologie.
 
Biochronology and paleontology of uppermost Triassic (Rhaetian) radiolarians, Queen Charlotte Islands, British Columbia, Canada
Carter E.S., Guex J., Joseph C., Baumgartner P.O., Baud A., Dumitrica P., Hirsch F., 1993. Mémoires de Géologie, 11 132, Université de Lausanne, Institut de Géologie et Paléontologie.
 
Simplifications géométriques liées au stress écologique chez certains protistes
Guex J., 1993. Bulletin de la Société Vaudoise des Sciences Naturelles, 82 pp. 357-368. Peer-reviewed.
 
Origine des sauts évolutifs ches les ammonites
Guex J., 1992. Bulletin de la Société Vaudoise des Sciences Naturelles, 82 pp. 117-144. Peer-reviewed.
 
Biochronological Correlations
Guex J., 1991. 252, Springer.
 
BioGraph: un nouveau programme de construction des corrélations biochronologiques basées sur les associations unitaires
Savary J., Guex J., 1991. Bulletin de la Société Vaudoise des Sciences Naturelles, 80 pp. 317-340. Peer-reviewed.
 
Les Discamphiceratinae (Psiloceratidae), une nouvelle sous-famille d'ammonites (Cephalopoda) du Jurassique inférieur
Guex J., Rakus M., 1991. Bulletin de la Société Vaudoise des Sciences Naturelles, 80 pp. 309-316. Peer-reviewed.
 
Rythmes de croissance chez les ammonites triasiques
Bucher H., Guex J., 1990. Bulletin de la Société Vaudoise des Sciences Naturelles, 80 pp. 191-209. Peer-reviewed.
 
Note sur le genre Franziceras BUCKMAN (Ammonoidea, Cephalopoda)
Guex J., 1989. Bulletin de la Société Vaudoise des Sciences Naturelles, 79 pp. 347-364. Peer-reviewed.
 
An ammonite zonation for the lower Jurassic of Canada and the United States - The Pliensbachian
Smith P.L., Tipper H.W., Taylor D.G., Guex J., 1988. Canadian Journal of Earth Sciences, 25 pp. 1503-1523. Peer-reviewed.
 
Utilisation des horizons maximaux résiduels en biochronologie
Guex J., 1988. Bulletin de la Société Vaudoise des Sciences Naturelles, 79 pp. 135-142. Peer-reviewed.
 
Corrélations biochronologiques et associations unitaires
Guex J., 1987. 244, Presse polytechniques romandes.
 
Sur la phylogenèse des ammonites du Lias inférieur
Guex J., 1987. Bulletin de la Société Vaudoise des Sciences Naturelles, 78 pp. 455-469. Peer-reviewed.
 
Recherche automatique des associations unitaires: option nouvelle et exemple d'application
Guex J., Davaud E., 1986. Bulletin de la Société Vaudoises des Sciences Naturelles, 78 pp. 195-205. Peer-reviewed.
 
Recherche des associations unitaires: une nouvelle technique d'optimisation
Guex J., 1984. Bulletin de la Société Vaudoise des Sciences Naturelles, 77 pp. 169-172. Peer-reviewed.
 
Unitary associations method - Use of graph theory and computer algorithm
Guex J., Davaud E., 1984. Computers and Geosciences, 10 pp. 69-96. Peer-reviewed.
 
Estimations numériques de la qualité de l'enregistrement fossile des espèces
Guex J., 1983. Bulletin de la Société Vaudoise des Sciences Naturelles, 77 pp. 79-89. Peer-reviewed.
 
The stratigraphy and biofacies trends of the lower Mesozoic Gabbs and Sunrise formations, West-Central Nevada
Taylor D.G., Smith P.L., Laws R.A., Guex J., 1983. Canadian Journal of Earth Sciences, 20 pp. 1598-1608. Peer-reviewed.
 
Recherche automatique des associations unitaires en biochronologie
Guex J., Davaud E., 1982. Bulletin de la Société Vaudoise des Sciences Naturelles, 76 pp. 53-69. Peer-reviewed.
 
Relations entre le genre Psiloceras et les Phylloceratida au voisinage de la limite Trias-Jurassique
Guex J., 1982. Bulletin de la Société Vaudoise des Sciences Naturelles, 76 pp. 47-51. Peer-reviewed.
 
Remarques sur l'origine de la dispersion biochronologique du nannoplancton calcaire paléogène de Californie et sur la détection des remaniements
Guex J., 1982. Bulletin de la Société Vaudoise des Sciences Naturelles, 76 pp. 197-205. Peer-reviewed.
 
Associations virtuelles et discontinuités dans la distribution des espèces fossiles: un exemple intéressant
Guex J., 1981. Bulletin de la Société Vaudoise des Sciences Naturelles, 75 pp. 179-197. Peer-reviewed.
 
Quelques cas de dimorphisme chez les ammonïodés du Lias inférieur
Guex J., 1981. Bulletin de la Société Vaudoise des Sciences Naturelles, 75 pp. 239-248. Peer-reviewed.
 
Calcul, caractérisation et identification des associations unitaires en biochronologie
Guex J., 1980. Bulletin de la Société Vaudoise des Sciences Naturelles, 75 pp. 111-126. Peer-reviewed.
La limite Permien-Trias dans quelques localités du Moyen-Orient: Recherches stratigraphiques et micropaléontologique
Altiner D., Baud A., Guex J., Stampfli G.M., 1980. Rivista italiana di Paleontologia e Stratigrafia, 85 pp. 683-714. Peer-reviewed.
 
Remarques préliminaires sur la distribution stratigraphique des ammonites hettangiennes du New York Canyon (Gabbs Valley Range, Nevada)
Guex J., 1980. Bulletin de la Société Vaudoise des Sciences Naturelles, 75 pp. 127-140. Peer-reviewed.
 
Terminologie et méthodes de la biostratigraphie moderne: commentaires critiques et propositions
Guex J., 1979. Bulletin de la Société Vaudoise des Sciences Naturelles, 74 pp. 169-216. Peer-reviewed.
 
Influence du confinement géographique des espèces fossiles sur l'élaboration d'échelles biochronologiques et sur les corrélations
Guex J., 1978. Bulletin de la Société Vaudoise des Sciences Naturelles, 74 pp. 115-124. Peer-reviewed.
 
Le Trias inférieur des Salt Ranges (Pakistan): problèmes biochronologiques
Guex J., 1978. Eclogae Geologicae Helvetiae, 71 pp. 105-141. Peer-reviewed.
 
Sedimentary and volcanics evidences for distensives tectonic processus up Permo-Trias boundary in an exotic bloc from Indus zone in Ladakh region, Himalaya
Bassoullet J.P., Colchen M., Guex J., Lys M., Marcoux J., Mascle G., 1978. Comptes Rendus Hebdomadaires des Séances de l'Académie des Sciences Série D, 287 pp. 675-678. Peer-reviewed.
 
Une nouvelle méthode d'analyse biochronologique: note préliminaire
Guex J., 1977. Bulletin de la Société Vaudoise des Sciences Naturelles, 73 pp. 309-322. Peer-reviewed.
 
A propos d'une note de R. Schmidt-Effing (1975)
Guex J., 1975. Eclogae Geologicae Helvetiae, 68 pp. 361-364. Peer-reviewed.
 
Description biostratigraphique du Toarcien supérieur de la bordure sud des Causses (France)
Guex J., 1975. Eclogae Geologicae Helvetiae, 68 pp. 97-129. Peer-reviewed.
 
Sur l'origine du genre Ectocentrites CANAVARI
Guex J., 1975. Bulletin de la Société Vaudoise des Sciences Naturelles, 72 pp. 203-205. Peer-reviewed.
 
Les Bouleiceratinae ARKELL (Ammonitina, Cephalopoda): sous-famille mono- ou polyphylétique ?
Guex J., 1974. Eclogae Geologicae Helvetiae, 67 pp. 427-430. Peer-reviewed.
 
Un nouveau problème de classification chez les Dactylioceratidae (Ammonitina, Cephalopoda) du Toarcien
Guex J., 1974. Eclogae Geologicae Helvetiae, 67 pp. 419-425. Peer-reviewed.
 
Aperçu biostratigraphique sur le Toarcien inférieur du Moyen-Atlas marocain et discussion sur la zonation de ce sous-étage dans les séries méditerranéennes
Guex J., 1973. Eclogae Geologicae Helvetiae, 66 pp. 493-523. Peer-reviewed.
 
Dimorphisme des Dactylioceratidae du Toarcien
Guex J., 1973. Eclogae Geologicae Helvetiae, 66 pp. 545-583. Peer-reviewed.
 
Observation sur la répartition biostratigraphique des ammonites du Toarcien supérieur de l'Aveyron (France)
Guex J., 1972. Bulletin de la Société Vaudoise des Sciences Naturelles, 71 pp. 463-476. Peer-reviewed.
 
Répartition biostratigraphique des ammonites du Toarcien moyen de la bordure sud des Causses (France) et révision des ammonites décrites et figurées par Monestier (1931)
Guex J., 1972. Eclogae Geologicae Helvetiae, 65 pp. 611-645. Peer-reviewed.
 
Sur l'âge et la position systématique du genre Nehdia ARKELL (Cephalopoda, Ammonitia)
Guex J., 1972. Bulletin de la Société Vaudoise des Sciences Naturelles, 71 pp. 339-343. Peer-reviewed.
 
Sur la classification des Dactylioceratidae (Ammonidae) du Toarcien
Guex J., 1971. Eclogae Geologicae Helvetiae, 64 pp. 225-243. Peer-reviewed.
 
Sur la régulation bathymetrique des ammonites (Cephalopoda)
Guex J., Rakus M., 1971. Bulletin de la Société Vaudoise des Sciences Naturelles, 71 pp. 157-164. Peer-reviewed.
 
Sur les moules internes des Dactyliocératidés
Guex J., 1970. Bulletin de la Société Vaudoise des Sciences Naturelles, 70 pp. 337-343. Peer-reviewed.
 
Un problème concernant la sous-zone à Braunianus (Toarcien moyen)
Guex J., 1970. Eclogae Geologicae Helvetiae, 63 pp. 623-629. Peer-reviewed.
 
Sur le sexe des ammonites
Guex J., 1969. Bulletin de la Société Vaudoise des Sciences Naturelles, 70 pp. 241-246. Peer-reviewed.
 
Note préliminaire sur le dimorphisme sexuel des Hildocerataceae du Toarcien moyen et supérieur de l'Aveyron (France)
Guex J., 1968. Bulletin de la Société Vaudoise des Sciences Naturelles, 70 pp. 57-84. Peer-reviewed.
 
Sur deux conséquences particulières des traumatismes du manteau des ammonites
Guex J., 1968. Bulletin de la Société Vaudoise des Sciences Naturelles, 70 pp. 121-126. Peer-reviewed.
 
Contribution a l'étude des blessures chez les ammonites
Guex J., 1967. Bulletin de la Société Vaudoise des Sciences Naturelles, 69 pp. 323-338. Peer-reviewed.
 
Dimorphisme sexuel d'un groupe d'Hammatoceras et position systématique du genre Onychoceras
Guex J., 1967. Bulletin de la Société Vaudoise des Sciences Naturelles, 69 pp. 423-434. Peer-reviewed.
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