Nebalia Leach, 1814

Hirata, Takuma, Fujiwara, Yoshihiro & Kikuchi, Tomohiko, 2019, A new species of Nebalia (Crustacea, Leptostraca) from a hydrothermal field in Kagoshima Bay, Japan, ZooKeys 897, pp. 1-18 : 1

Genus Nebalia Leach, 1814

Diagnosis.

Carapace almost reaching medial margin of pleonite 4. Rostrum long and narrow, 2.4 times as long as wide. Surface of eyes smooth. Article 4 of antennule with row of four simple setae and four robust distal spines. Article 3 of antenna with eight spines and nine spine-like setae along proximal half, two thin setae and six spine-like setae on external lateral face, six spines and four simple setae on terminal margin. Article 1 of endopod of second maxilla longer than article 2. Exopod of second maxilla longer than article 1 of endopod. Article 2 of mandibular palp with two thin setae. Pleonites 6 and 7 with distally rounded denticles along posterior border. Exopod of pleopod 1 with a single row of approximately 21 stout serrated spines along lateral margin. Anal plates with no distinct lateral ‘shoulder’. Furcal rami longer than combined length of pleonite 7 and telson.