Epimeria abyssalis sp. n. from the Kuril-Kamchatka Trench (Crustacea, Amphipoda, Epimeriidae)

by Michitaka Shimomura, Ko Tomikawa
Published 2016-12-01

A new species of Nicippe from the Bering Sea (Crustacea, Amphipoda, Pardaliscidae), with a redescription of N. tumida

by Ko Tomikawa, Keiichi Kakui, Yoshihiro Fujiwara
Published 2020-09-01

A new species of the genus Nicippe from Japan (Crustacea, Amphipoda, Pardaliscidae)

by Sachi Matsukami, Takafumi Nakano, Ko Tomikawa
Published 2017-04-01

Two new species of Jesogammarus from Japan (Crustacea, Amphipoda, Anisogammaridae), with comments on the validity of the subgenera Jesogammarus and Annanogammarus

by Ko Tomikawa, Takafumi Nakano, Naoto Hanzawa
Published 2017-03-01

A new cave amphipod, Pseudocrangonyx wonkimi sp. nov. (Crustacea, Amphipoda, Pseudocrangonyctidae), from the Korean Peninsula

by Chi-Woo Lee, Ko Tomikawa, Gi-Sik Min
Published 2020-08-01

A new species of Melita from Japan (Crustacea, Amphipoda, Melitidae)

by Ko Tomikawa, Kentaro Hirashima, Atsushi Hirai, Ryu Uchiyama
Published 2018-05-01

A new species of Princaxelia from Shinkai Seep Field, Mariana Trench (Crustacea, Amphipoda, Pardaliscidae)

by Ko Tomikawa, Hiromi Kayama Watanabe, Katsuhiko Tanaka, Yasuhiko Ohara
Published 2021-02-01

A new species of the genus Pseudocrangonyx (Crustacea, Amphipoda, Pseudocrangonyctidae) from Korea

by Chi-Woo Lee, Ko Tomikawa, Takafumi Nakano, Gi-Sik Min
Published 2018-02-01

A molecular phylogeny of Pseudocrangonyx from Japan, including a new subterranean species (Crustacea, Amphipoda, Pseudocrangonyctidae)

by Ko Tomikawa, Takafumi Nakano, Anna Sato, Suguru Onodera, Akifumi Ohtaka
Published 2016-10-01