2020-4

Early Permian (Artinskian and Kungurian) fusulines from the Nakadaira Formation in the Kamiyasse Area, southern Kitakami Mountains, Japan

Fumio Kobayashi
vol. 24, no. 4, p. 243-260, (5 October 2020)

Microskeletal structures suggest taxonomic distinction between subgenera of azooxanthellate scleractinian Flabellum

Yuki Tokuda, Yoichi Ezaki
vol. 24, no. 4, p. 261-275, (5 October 2020)

Age of the Early Triassic ichthyopterygian Thaisaurus inferred from ammonoid biostratigraphy

Kittichai Tongtherm, Yasunari Shigeta, Apsorn Sardsud, Katsuo Sashida, Sachiko Agematsu
vol. 24, no. 4, p. 276-284, (5 October 2020)

New species of Plotopteridae (Aves) from the Oligocene Ashiya Group of northern Kyushu, Japan

Tomoyuki Ohashi, Yoshikazu Hasegawa
vol. 24, no. 4, p. 285-297, (5 October 2020)

Early Asselian (earliest Permian) ammonoids from the Taishaku Limestone, Akiyoshi Belt, Southwest Japan: an Asselian ammonoid fauna of the mid-Panthalassan realm

Masayuki Ehiro, Tomowo Ozawa
vol. 24 no. 4, p. 298-315, (5 October 2020)

SHORT NOTE -----------------------------------------------------------------

Pholadomya (Pholadomya) miyanoharaensis, a new replacement name for Pholadomya japonica Amano, 1956, Non Yokoyama, 1920 (Mollusca: Bivalvia: Pholadomyidae)

Takashi Matsubara
vol. 24, no. 4, p. 316-317, (5 October 2020)