在日本九州意外发现一个新物种（鞘翅目，沼甲科，沼甲亚科，大爪沼甲族）。

Unexpected discovery of a new species in Kyushu, Japan (Coleoptera, Elmidae, Elminae, Macronychini).

作者信息

Yoshitomi Hiroyuki, Hayashi Masakazu

机构信息

Entomological Laboratory, Faculty of Agriculture, Ehime University, Tarumi 3-5-7, Matsuyama, 790-8566, Japan Ehime University Tarumi Japan.

Hoshizaki Green Foundation, Sono, Izumo, 691-0076, Japan Hoshizaki Green Foundation Sono Japan.

出版信息

Zookeys. 2020 May 18;933:107-123. doi: 10.3897/zookeys.933.48771. eCollection 2020.

, a second species of the genus Jäch & Kodada, 1997, hitherto known only from Indonesia, is described from Kyushu, Japan. This new species is similar to Jäch & Kodada, 1997, but differs from it in the straight penis, arcuate 2 labial palpomere, and in the 3 antennomere being longer than wide. The endophallic structures and the larva of are described. A character matrix of the Macronychini genera and a key to the Japanese genera are provided.