A new Upper Jurassic species of Scenedesmus from the Bossier Formation, Texas, USA

Maranhites isaacsonii sp. nov., from the Upper Devonian Cabanillas Group, Peru

BIOLOGICAL IMPLICATIONS OF UNIQUELY PRESERVED HOEGKLINTIA (ACRITARCHA) FROM THE LOWER SILURIAN, MID-CONTINENT, UNITED STATES

THE NORTH AMERICAN OCCURRENCE OF THE ALGAL COENOBIUM PLAESIODICTYON : PALEOGEOGRAPHIC, PALEOECOLOGIC, AND BIOSTRATIGRAPHIC IMPORTANCE IN THE TRIASSIC

Paleoecologic and stratigraphic importance of the fungus Reduviasporonites Stoschianus from the "Early-Middle" Pennsylvanian of the Copacabana Formation, Peru

The acritarch Proteolobus wallii gen. et sp. nov. from the Devonian Iquiri Formation of Bolivia; a possible coenobial alga

Biostratigraphic, paleoecologic and biologic significance of the Silurian (Llandovery) acritarch Beromia rexroadii gen. emend. et sp. nov., Mid-continent and Eastern United States

The Gondwanan acritarch Bimerga bensonii gen. et sp. nov.; paleogeographic and biostratigraphic importance in the Devonian Malvinokaffric realm

Distinctive Silurian chitinozoans from the Itacurubi Group (Vargas Pena Shale), Chaco Basin, Paraguay

A unique new genus of Acritarcha (organic-walled microphytoplankton) from the Tanezzuft Formation (Silurian) of Libya

Organic-walled microphytoplankton and chitinozoans from the Middle Devonian (Givetian) Boyle Dolomite of Kentucky, U.S.A.

Eisenackitina turgifunda, a new name for Conochitina inflata Wood, 1974

Acritarchs from the Lower Cambrian Murray Shale, Chilhowee Group, of Tennessee, U.S.A.

Thymadora, a new acritarch genus from the Middle Cambrian Rogersville Shale of Tennessee, U.S.A.

Retusotriletes phillipsi n. sp., a potential Upper Devonian guide palynomorph