Neobathyclupea melanoptera Prokofiev, Gon & Psomadakis, 2016, new species

• Main Authors: Prokofiev, Artem M., Gon, Ofer, Psomadakis, Peter N.
• Format: Other/Unknown Material
• Language: unknown
• Published: Zenodo 2016
• Subjects: Biodiversity; Taxonomy; Animalia; Chordata; Actinopterygii; Perciformes; Bathyclupeidae; Neobathyclupea; Neobathyclupea melanoptera; Fridtjof Nansen
• Online Access: https://doi.org/10.5281/zenodo.5619310; http://treatment.plazi.org/id/A523879CA160652403AF669456BC1181

Neobathyclupea melanoptera , new species (Figs. 1, 2 A, 3A, 4A, 6A) ? Bathyclupea malayana ( non Weber 1913): Shcherbachev et al . 1986: 205 (10°21' S, 56°18' E). Holotype. SAIAB 203556, 302 mm, 17.1493° N, 94.1045° E, 767–772 m, bottom trawl, RV Dr. Fridtjof Nansen , survey 2015404, sta. 35, 16:11-16:41, 5 May 2015. Paratype. ZMMGU 23822, 258 mm, 12°22'8 N, 53°02'7 E, 1000–1120 m, RV Vityaz-II , 17th cruise, sta. 2565, bottom trawl 29 m no. 5, sample 13, 07:43-08:50, 28 October 1988. Comparative material. See under N. malayana . Material of other species of the family listed in Prokofiev (2014a) with the following additions: Neobathyclupea gracilis : IOM uncat., 161 mm, 18°48'4 S, 149°59' E, 660 m, FRV Lira , 14 June 1968; IOM uncat., ca. 140 mm, off Java, FRV Orlik sta. 3, 2 December 1963 (a badly damaged, distorted and somewhat dried specimen, formerly referred to N. malayana ). Bathyclupea hoskynii : SAIAB 203557, 130 mm, 14.06216° N, 94.31816° E, 455–457 m, bottom trawl, RV Dr. Fridtjof Nansen , survey 2015404, sta. 68, 10 May 2015. Bathyclupea cf. nikparini : IOM uncat., 102 and ca. 140 mm, off northwestern Madagascar. Diagnosis. A species of Neobathyclupea with head length 2.6 times in SL, mouth cavity uniformly black, snout longer than orbit (Fig. 2 A), dorsal rayed pterygiophore pattern /1/1/1/1+1/1/1+1/1/ (Fig. 6 A), 26–27 anal-fin rays, 15 gill-rakers on 1st arch, large pseudobranch (29–30 elements), all fins black (Figs. 1, 3 A). Description. Counts and measurements of the two type specimens are given in Table 1. Body moderately elongate and strongly compressed; head large; dorsal profile of body from snout to dorsal-fin origin straight. Bonyorbit diameter 1.1 in snout length. Nostrils grouped together at mid-distance between tip of snout and anterior edge of orbit, at level of upper edge of pupil; nostrils slightly oval, posterior one somewhat larger and separated from anterior one by space of about its own diameter. Mouth oblique, at about 60–70° to horizontal axis of body; posterior end of upper ...