Neoferdina longibrachia Kogure & Fujita 2012

Kogure & Fujita 2012: 252; Mah 2017: 54

Diagnosis

Long, narrow arms; R/r exceeding 5.0. Size of superomarginal plates decreasing gradually from arm base to tip. At arm base, 3 regular longitudinal series of abactinal plates between superomarginals. Marginal plates, except for 1st inferomarginal plate, having central bare smooth surface surrounded by fine granules. Abactinal, actinal, adambulacral plates completely covered with granules. Adambulacral armature consisting of 3 short, thick, blunt furrow spines. Single papula, counting 2–4 around abactinal plate at arm base. (Based on Kogure & Fujita 2012).

Comments

This species was described by Kogure & Fujita (2012) from Kumejima Island (southwest Japan) from relatively 151–160 m depth. Subsequently collected specimens displaying similar characters have been reported from the Philippines suggesting syonymy of this species with Neoferdina insolita .

Occurrence

Kumejima Island, southwest Japan, 151– 160 m.

Outside Japan.?Balut Island, Philippines, 80–150 m

No Material Examined