The Earthquake of San Salvador, Central America, of 21 April 1594: The First Questionnaires on the Damage of an Earthquake in the Western Hemisphere

EVOLUTION AND PHYLOGENETIC RELATIONSHIPS OF NEOGENE CORBULIDAE (BIVALVIA; MYOIDEA) OF TROPICAL AMERICA

SEMITUBINA YUKONENSIS NEW SPECIES, FIRST OCCURRENCE OF THIS BIOGEOGRAPHICALLY DISTINCTIVE OLD WORLD REALM GASTROPOD GENUS IN THE LOWER DEVONIAN OF THE WESTERN HEMISPHERE

When are leaves good thermometers? a new case for leaf margin analysis

Reorganization of the collections at the Paleontological Research Institution

First early Mesozoic amber in the Western Hemisphere

Late Cretaceous-Cenozoic history of deciduousness and the terminal Cretaceous event

Oil and Gas Developments in South America, Central America, Caribbean Area, and Mexico in 1985

Stratigraphic Significance of Uvigerinid Foraminifers in Western Hemisphere: ABSTRACT

Amazon rift and Pisco-Juruá fault: Their relation to the separation of North America from Gondwana

Geophysical Activity in 1979

Geophysical activity in 1978

Petroleum Developments in South America, Central America, Mexico, and Caribbean Area in 1978

Late Paleozoic collision of North and South America

Petroleum Developments in South America, Central America, Mexico, and Caribbean Area in 1977

Petroleum Developments in South America, Central America, Mexico, and Caribbean Area in 1976

Petroleum Developments in South America, Central America, and Caribbean Area in 1975

Permian-Triassic continental configurations and the origin of the Gulf of Mexico

Petroleum Developments in South America, Central America, and Caribbean Area in 1974

Geochemistry of biotites from mineralized and barren intrusive systems