Keratella javana Hauer, 1937

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 : 75

16. Keratella javana Hauer, 1937 ( Fig. 16 )

IJŔH ặñâ충 (ṵAE)

Keretella cochlearis var. javana Hauer, 1937: 382 .

Material examined. Jejudo (33°25′13.1″N, 126°50′42.1′′ E), Korea ; collected by SJ Ji on 9 January 2022.

Deposition. NIBRIV0000899201.

World distribution. Pantropical and Korea.

Diagnosis. Lorica stiff. Lorica length twice as long as width. Lateral margin of lorica parallel. Six anterior spines and one caudal spine on dorsal lorica. Reticulated lorica surface. Dorsal lorica plates asymmetry. Frontal median plate rectangular. Left hexagonal, right pentagonal anteromedian plates. Left pentagonal, right hexagonal mesomedian plates. Pentagonal posteromedian plate.

Figures

Fig. 16. Photomicrograph of Keratella javana Hauer, 1937. A, dorsal view; B, lateral view. Scale bars=50μm.