Monterey Formation Greg Sinning Paleontology October 14 2007

Monterey Formation Greg Sinning Paleontology October 14, 2007

Monterey Formation of California Monterey Formation is a vast area of marine deposits rich in fossils. It covers both a large area of California and an extended period of time

Monterey Formation: Macroalgae • Two main types of algae were preserved in the Monterey Formation • Green and Red Algae • Brown Algae

Green and Red Algae Caulerpites denticulata Chondrides flexilis

Brown Algae (kelps) • Julescraneia grandicornis • Paleocystophora subopposita

Monterey Formation: Microfossils • Two types of microfossils found in Monterey Formation • Diatoms and Silicoflagellates

Diatoms • Diatom cingulum and side view of a diatom

Silicoflagellates • Cannopilus sphaericus • Distephanus speculum

Monterey Formation: Invertebrates • Mollusca: Bivalvia and Gastropoda • Arthropoda: Crustacea

Bivalvia and Gastropoda • Spisula catilliformis • Polinices sp.

Crustacea • Unidentified crab • Pinnixa galliheri

Monterey Formation: Vertebrates

Aves (birds) • Morcus cf. vagabundus- a gannet

Cetacea (whales and porpoises) • Loxolithax stocktoni- a toothed cetacean • Phocoenid- an unidentified porpoise skull

�Chondrichthyes (sharks) • Isurus- the genus name • Curved teeth belong to I. planus • Straight teeth belong to I. hastalis

Holostei (fish) • Lampanyctus sp. • Ganolytes sp.

THE END…and references • http: //www. ucmp. berkeley. edu/tertiary/mio/monterey. html • http: //www. ucmp. berkeley. edu/tertiary/mio/montalgae. html • http: //www. ucmp. berkeley. edu/tertiary/mio/montmicro. html • http: //www. ucmp. berkeley. edu/tertiary/mio/montinverts. ht ml • http: //www. ucmp. berkeley. edu/tertiary/mio/montverts. html