Also known as LACMIP loc. 16951; LACMIP loc. 41220b
Where: Baja California Sur, Mexico (26.8° N, 113.0° W: paleocoordinates 29.0° N, 96.4° W)
• outcrop-level geographic resolution
When: Bateque Formation, Ypresian (56.0 - 47.8 Ma)
• this collection is from section 2 of the author's four section division of the formation
• group of beds-level stratigraphic resolution
Environment/lithology: transition zone or lower shoreface; poorly lithified, bioturbated, shelly/skeletal, yellow sandstone and lithified limestone
Size class: macrofossils
Reposited in the LACM
Primary reference: R. L. Squires and R. A. Demetrion. 1992. Paleontology of the Eocene Bateque Formation, Baja California Sur, Mexico. Contributions in Science (Natural History Museum of Los Angeles County) 434:1-55 [A. Miller/K. Layou]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 5496: authorized by Arnold Miller, entered by Karen Layou on 06.10.1999, edited by Susan Tremblay, Mark Uhen, Jonathan Marcot and Austin Hendy
Creative Commons license: CC BY (attribution)
Taxonomic list
Anthozoa | |
Parisis batequensis n. sp.
Parisis batequensis n. sp. Squires and Demetrion 1992 gorgonian | |
Astrocoenia dilloni Durham 1942 stony coral | |
Stylophora chaneyi Durham 1942 stony coral | |
Actinacis ? sp. d'Orbigny 1849 stony coral | |
Antillia batequensis Squires and Demetrion 1992 stony coral | |
Turbinolia dickersoni Nomland 1916 stony coral | |
Stephanocyathus ? sp. Seguenza 1864 stony coral | |
Placotrochus ? sp. Milne-Edwards and Haime 1848 stony coral | |
Echinoidea | |
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Stenolaemata | |
Stomatopora sp. Bronn 1825 | |
Bivalvia | |
"Glycymeris sagittata" = Glycymeris (Glycymerita) sagittata
"Glycymeris sagittata" = Glycymeris (Glycymerita) sagittata Gabb 1864 clam | |
Barbatia (Barbatia) sp. Gray 1842 clam both are found: Barbatia (Acar?)sp., Barbatia (Barbatia?) sp.
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Pycnodonte bajaensis, "Pycnodonte pacifica" = Phygraea pacifica
Pycnodonte bajaensis Squires and Demetrion 1990 oyster
"Pycnodonte pacifica" = Phygraea pacifica Squires and Demetrion 1990 oyster | |
Nayadina (Exputens) batequensis n. sp.4
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Spondylus batequensis Squires and Demetrion 1990 scallop | |
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Anomia ? sp. Linnaeus 1758 jingle | |
Lima kennedyi n. sp.
Lima kennedyi n. sp. Squires and Demetrion 1992 file clam | |
Crassatella sp. Lamarck 1799 clam | |
"Glyptoactis domenginica" = Glyptoactis (Claibornicardia) domenginica
"Glyptoactis domenginica" = Glyptoactis (Claibornicardia) domenginica Vokes 1939 clam | |
Fimbria pacifica n. sp.3
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"Acanthocardia aff. sorrentoensis" = Agnocardia sorrentoensis
"Acanthocardia aff. sorrentoensis" = Agnocardia sorrentoensis Hanna 1927 cockle Acanthocardia sp. aff. A. sorrentoensis
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Cephalopoda | |
Aturia myrlae Hanna 1927 nautiloid | |
Hercoglossa ? sp. Conrad 1866 nautiloid | |
Gastropoda | |
Cylichnina tantilla Anderson and Hanna 1925 snail | |
"Architectonica cognata" = Architectonica (Stellaxis) cognata
"Architectonica cognata" = Architectonica (Stellaxis) cognata Gabb 1864 sundial | |
Clionidae indet. Rafinesque 1815 snail | |
Cellana sp. Adams 1869 limpet | |
Velates perversus Gmelin 1791 snail
Velates batequensis Squires and Demetrion 1990 snail | |
Epitonium sp., Acrilla sp. n. sp.
Epitonium sp. Bolten 1798 wentletrap | |
Turritella uvasana Conrad 1855 turret shell | |
Gyrodes ? sp. Conrad 1860 moon snail
Amauropsis sp. Mörch 1857 moon snail | |
"Bernaya (Protocypraea) grovesi n. sp." = Bernaya grovesi
"Bernaya (Protocypraea) grovesi n. sp." = Bernaya grovesi Squires and Demetrion 1992 cowry | |
"Eocypraea (Eocypraea) batequensis n. sp." = Eocypraea batequensis1
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Cypraedia cf. girauxi Cossmann and Pissarro 1911 snail | |
? Olivella mathewsonii Gabb 1864 olive snail | |
Lyrischapa lajollaensis Hanna 1927 volute | |
Paraseraphs erraticus Cooper 1894 snail | |
Platyoptera pacifica Squires and Demetrion 1990 true conch | |
Galeodea sp. Link 1807 snail | |
"Olequahia domenginica" = Ranella domenginica
"Olequahia domenginica" = Ranella domenginica Vokes 1939 snail | |
Xenophora stocki Dickerson 1916 carrier shell | |
Eocernina hannibali Dickerson 1914 snail | |
Malacostraca | |
Ranina berglundi n. sp., Lophoranina bishopi n. sp.
Ranina berglundi n. sp. Squires and Demetrion 1992 crab
Lophoranina bishopi n. sp. Squires and Demetrion 1992 crab | |
Foraminifera | |
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Pseudophragmina clarki Cushman 1920 | |
Chlorophyceae | |
Dasycladaceae indet. Kutzing 1843 | |
Florideophyceae | |
Archaeolithothamnium sp. Rothpletz 1891 |