A new species of Hangangbathynella (Crustacea, Bathynellacea, Parabathynellidae) from South Korea
Author
Ji, Su-Jung
Department of Biological Sciences, Inha University, Incheon 22212, Republic of Korea
Author
Lee, Chi-Woo
Department of Biological Sciences, Inha University, Incheon 22212, Republic of Korea
Author
Min, Gi-Sik
Department of Biological Sciences, Inha University, Incheon 22212, Republic of Korea
mingisik@inha.ac.kr
text
ZooKeys
2021
2021-06-21
1046
143
155
http://dx.doi.org/10.3897/zookeys.1046.66141
journal article
http://dx.doi.org/10.3897/zookeys.1046.66141
1313-2970-1046-143
EBF998BAF525437EA2FCEB59C8A2D908
2965C5DA4A655E06BA19B4EF3A3BD165
Genus
Hangangbathynella Park & Cho, 2013
Diagnosis of the genus.
Body elongated and cylindrical. Antennule seven-segmented. Antenna seven-segmented. Incisor process of mandible with four teeth, a triangular proximal tooth, and molar process with more than six spines, with distal spine furcated distally. Maxilla four-segmented without medial seta on second segment. Exopod of thoracopods I-VII two-segmented. First endopodal segment of thoracopods I-VII with one tiny seta on outer distal margin. Male thoracopod VIII oval with massive protopod; epipod present in the form of gourd-shaped process reaching penial region; basis approximately half the size of protopod, without basial setae; endopod small, with two apical setae; exopod with two distal protuberances. Female thoracopod VIII as a one-segmented small process with tiny teeth and two distal setae. Pleopod absent. Uropod: protopod sympod with a row of homonomous spines; endopod with a spur distally, with two distal setae and two plumose setae on dorsal surface; exopod with a basi-ventral seta. Pleotelson with one lateral seta on each side. Anal operculum protruded. Furcal rami with four to six spines, and one long plumose seta, and one simple seta.
Type species.
Hangangbathynella taechooni
Park & Cho, 2013
Other species.
H. eunokae
Park & Cho, 2013,
H. karanovicae
Shin, 2014, and
H. karanovici
Shin, 2014.