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Origin of high-rank groups of organisms

Published in Paleontological Research, in 1997, in volume 1, pages 1-14

Ethological interpretation of the trace fossil Zoophycos in the Hikoroichi Formation (Lower Carboniferous), southern Kitakami Mountains, Northeast Japan

Published in Paleontological Research, in 1997, in volume 1, pages 15-28

A cyclic mode of shell growth and its implications in a Late Cretaceous heteromorph ammonite Polyptychoceras pseudogaultinum (Yokoyama)

Published in Paleontological Research, in 1997, in volume 1, pages 29-46

Permian cephalopods of Kurosawa, Kesennuma City in the Southern Kitakami Massif, Northwest Japan

Published in Paleontological Research, in 1997, in volume 1, pages 55-66

Moscovian (Carboniferous) orthoconic cephalopods from Guizhou and Guangxi, south China

Published in Paleontological Research, in 1997, in volume 1, pages 100-109

Reexamination of the Sagara Fauna: Middle Miocene molluscan assemblage from the Sugegaya Formation Sagara Group, Shizuoka Prefecture, central Japan

Published in Paleontological Research, in 1997, in volume 1, pages 110-125

Frenelopsis pombetsuensis: A new cheirolepidiaceous conifer from the Lower Cretaceous (Albian) of Hokkaido, Japan

Published in Paleontological Research, in 1997, in volume 1, pages 126-131

Mantle kinematics and formation of commarginal shell sculpture in Bivalvia

Published in Paleontological Research, in 1997, in volume 1, pages 132-143

The enclosing latticed sphere of Tuscaridium cygneum (Murray), a eurybathyal phaeodarian Radiolaria, from the North Pacific

Published in Paleontological Research, in 1997, in volume 1, pages 144-149

An interesting mid-Cretaceous ammonite from Hokkaido (Studies of the Cretaceous ammonites from Hokkaido and Sakhalin-LXXIX)

Published in Paleontological Research, in 1997, in volume 1, pages 150-152

Middle miocene-pliocene freshwater gastropods of the Churia group, west-central Nepal

Published in Paleontological Research, in 1997, in volume 1, pages 166-179

Two new Nilssoniocladus species from the Jurassic (Oxfordian) Tochikubo Formation, Northeast Honshu, Japan

Published in Paleontological Research, in 1997, in volume 1, pages 180-187

Further notes on the ammonoid genus Parajaubertella (studies of cretaceous ammonites from Hokkaido and Sakhalin-LXXX)

Published in Paleontological Research, in 1997, in volume 1, pages 188-199

Permian bryozoans from the exotic formations in Oman

Published in Paleontological Research, in 1997, in volume 1, pages 200-224

Morphology and systematics of the recent Japanese brachiopod Shimodaia pterygiota gen. et sp. nov. (Laqueidae: Terebratulida)

Published in Paleontological Research, in 1997, in volume 1, pages 225-233

Shell microgrowth patterns of bivalves reflecting seasonal change in phytoplankton abundance

Published in Paleontological Research, in 1997, in volume 1, pages 260-266

Phylogenetic significance of a new cheilostome bryozoan species, Dysnoetocella? voigti from the Upper Cretaceous Izumi Group in Shikoku, Japan

Published in Paleontological Research, in 1997, in volume 1, pages 267-273

Biogeography of the genus Neptunea (Gastropoda: Buccinidae) from the Pliocene and the lower Pleistocene of the Japan Sea borderland

Published in Paleontological Research, in 1997, in volume 1, pages 274-284

New Planktic foraminiferal transfer functions for the Kuroshio-Oyashio current region off Japan

Published in Paleontological Research, in 1997, in volume 1, pages 291-310

The first record of an amphicyonid (Mammalia: Carnivora) from Japan, and its implication for amphicyonid paleobiogeography

Published in Paleontological Research, in 1997, in volume 1, pages 311-315

A note on the Jinomori horse, Equus nipponicus Shikama and Onuki (Mammalia, Equidae), and some other equine remains from Japan

Published in Paleontological Research, in 1997, in volume 1, pages 316-317