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Mariel Ferrari
Pág. 291 - 301
The present paper aims at the description of two new species of Euthyneura (Heterobranchia: Gastropoda) in the Early Jurassic (early Pliensbachian) marine deposits of the Chubut Basin at southern Patagonia, Argentina. The new species Cossmannina australi...
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Mariel Ferrari,Robert B. Blodgett,Montana S. Hodges,Christopher L. Hodges
Pág. 559 - 576
A middle Hettangian marine gastropod assemblage is reported from the Kenai Peninsula of south-central Alaska supplying new paleontological evidence of this group in Lower Jurassic rocks of North America. Pleurotomaria pogibshiensis sp. nov. is described ...
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Mariel Ferrari,Santiago Bessone
Pág. 349 - 363
A shallow marine invertebrate association is reported from a new Early Jurassic locality namely La Casilda, which is situated in the southwestern region of the Chubut Basin (Patagonia, Argentina). The marine deposits of La Casilda are located in the Río ...
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S. Mariel Ferrari
Pág. 71 - 96
The Late Triassic/Early Jurassic boundary is marked by a mass extinction event which had an important effect on the marine benthic communities on a global scale. In the Andean region of South America, however, the impact of this phenomenon on the earlies...
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