Gerdocypris nipponica (Okubo, 1980), 1992

Ji, Su-Jung, Jung, Chuleui, Bang, Hyun Woo, Song, Min Ok, Jung, Jongwoo, Yoon, Seong Myeong, Lee, Seunghwan, Keum, Seoyoung, Yang, Hee-Min, Lee, Dongmin, Lee, Geon Hyeok, Oh, Jaeseok, Kim, Kichoon, Park, Hansol, Moon, Heejin, Joharchi, Omid, Kang, Yeseul, Eom, Keeseon S., Lee, Kyung Jin, Eun, Ye, Kim, Taeho, Karanovic, Ivana, Lee, Jeounghee, Choe, Seongjun & Min, Gi-Sik, 2023, Unrecorded species of Korean invertebrates discovered through the project of ‘ Discovery of Korean Indigenous Species’ II, Journal of Species Research 12 (1), pp. 68-89 : 85

36. Gerdocypris nipponica (Okubo, 1980) ( Fig. 36 )

ëḆŜýẫƞNṆḇNj (ṵAE)

Aglaiocypris nipponica Okubo, 1980 .

Gerdocypris nipponica (Okubo, 1980) Maddocks (1992) .

Material examined. Goseong-gun (38°18′09.86″N, 128° 34′21.87″E), Korea; by scuba diving in depth of 25 m sediment; collected by RH Jeong on 29 June 2016 .

Deposition. NIBRIV0000813443.

World distribution. Japan and Korea.

Diagnosis. Carapace reniform in the lateral view, surface smooth and covered only with pores and sensilla, A1 reduced with only five segments. A2 without swimming setae in both sexes. One of the two short setae on the cleaning leg is strong and claw-like. Uropodal ramus with two long posterior setae. Anterior and posterior claw subequal long. Hemipenis with thumb-like lobe a, not projecting laterally.

Figures

Fig. 36. Gerdocypris nipponica (Okubo, 1980). A. whole animal (up) and left valve (bottom) (female); B. hemipenis; C. distal part of L7 (male); D. Uropodal Ramus (male); E. A1 (male); F.A2 and Md.