TWO NEW SPECIES OF ADELOMELON (GASTROPODA: VOLUTIDAE) FROM THE TERTIARY OF PATAGONIA (ARGENTINA)

A NEW, LARGE ACTEONID GASTROPOD (MOLLUSCA) FROM THE LATEST CRETACEOUS OF ANTARCTICA

Discovery of fish mortality horizon at the K-T boundary on Seymour Island; re-evaluation of events at the end of the Cretaceous

Paleocene diversification of bucciniform gastropods on Seymour Island, Antarctica

Late Cretaceous and Tertiary aporrhaid gastropods from the southern rim of the Pacific Ocean

Peonza; new gastropod genus from the middle Tertiary of Patagonia and Chile

The first Tertiary (Paleocene) marine mollusks from the Eureka Sound Group, Ellesmere Island, Canada

First record of the family Ringiculidae (Gastropoda) from the middle Tertiary of Antarctica

Note on the preservation of a limpet in living position from the Late Cretaceous, Seymour Island, Antarctica

Latest Cretaceous/earliest Tertiary transition on Seymour Island, Antarctica

Large heteromorph ammonites from the Upper Cretaceous of Seymour Island, Antarctica

Popenoeum, a new pseudolivine gastropod genus; widespread and most diversified during the Paleocene

Unusual nautiloid occurrence in the upper Eocene La Meseta Formation, Seymour Island, Antarctica

Late Eocene bivalves (Mollusca) from the La Meseta Formation, collected during the 1974-1975 joint Argentine-American expedition to Seymour Island, Antarctic Peninsula

First occurrence of fossil decapod crustaceans (Callianassidae) from the McMurdo Sound region, Antarctica

New fossil crabs (Decapoda: Brachyura) from the La Meseta Formation (Eocene) of Antarctica; paleogeographic and biogeographic implications

The first land mammal from Antarctica and its biogeographic implications

New late Paleocene molluscs from the Simi Hills, Ventura County, California

Late Cretaceous-early Tertiary molluscan biogeography of the southern Circum-Pacific

Middle to late Eocene invertebrate fauna from the San Julian Formation at Punta Casamayor, Santa Cruz Province, southern Argentina