vol. 111

Published: 2022.3

Cover sheets

Smoking guns in the deep sea: in situ observations of animal traces at the depth of 200 meters below sea level using a commercial remotely operated vehicle (ROV)

Shin-ichi Sano, Kanata Umino, Ryo Tateishi, Yuki Makimura, Chiho Mochizuki, Ayaka Ito, Yuki Maruyama, Yuichi Hashimoto and Yuta Fuse, pp.1-2

Review

Paleoenvironmental reconstruction through geochemical analysis of long-lived bivalve shells (Mercenaria stimpsoni)

Kaoru Kubota, pp.5-16

Original Article

Theoretical restoration of scaphitid deth-assemblages, a Late Cretaceous heteromorph ammonite

Chikako Nakamura and Takashi Okamoto, pp.17-32

Proceedings

The Palaeontological Society of Japan, pp.42-62