Discordipinna griessingeri Hoese & Fourmanoir, 1978

Chen, I-Shiung, Suzuki, Toshiyuki & Shao, Kwang-Tsao, 2012, A new deepwater goby of the genus Discordipinna Hoese & Fourmanoir, 1978 (Teleostei: Gobiidae) from Kumejima of the Ryukyus, Japan *, Zootaxa 3367, pp. 274-280 : 275-276

Discordipinna griessingeri Hoese & Fourmanoir, 1978

(Japanese name: Homura-haze)

( Fig. 1)

Discordipinna griessingeri Hoese & Fourmanoir, 1978: 21 (El Himeira, Sinai, Egypt, Gulf of Aqaba, Red Sea). — Hagiwara et al. 1996: 2. — Akihito et al. 2002: 1250. — Suzuki & Shibukawa 2004: 443. — Motomura et al. in Motomura & Matsuura 2010: 208.

Materials examined. NTOUP-2011-01-001, 3 specimens, 13.3–13.7 mm SL, Cebu Island, the Philippines, coll. A. Chen et al., 8 Nov., 2009 .

Diagnosis. This species can be well distinguished from congeners by the unique combination of the following features: (1) fins: first dorsal fin rays V; pectoral fin rays 17–20 (modally 18); and first dorsal fin with the longest anterior two rays in male and the fin membrane deeply indented between the first two dorsal spines; (2) squamation: longitudinal scale rows 22–25; transverse scale rows usually 6–7 and predorsal naked; (3) dorsal pterygiophore formulae 3/41001/8; 10 + 16 = 26 vertebrae; (4) head lateral-line system: reduced, longitudinal pattern of infraorbital papilla and anterior oculoscapular canal present (with pore λ singular on middle of interorbital region, pore κ singular on posterior interorbital region and lateral section as pores α, β, and ρ) but lacking both preopercular and posterior oculoscapular canals; and (5) coloration pattern: body creamy yellow with wide longitudinal brown band on ventral half; head with many round brownish black spots; first dorsal fin orange red; pectoral fin orange with an oblique translucent band; second dorsal and caudal fins with several deep brown blotches each having a central black spot.

Distribution. This species is distributed from the Red Sea, the Indian Ocean to the tropical West Pacific region in countries including the Philippines, Malaysia, Indonesia, Taiwan, Japan (Ryukyu Islands to Wakayama Prefecture, middle of the main island, Japan) ( Hagiwara et al. 1996; Akihito et al. 2002; Suzuki & Shibukawa 2004; Chen unpublished data).