10 from Chile(140.2-241.0 mm SL), FAKU CP 15, 154, 354-357, 359, 360, 367, 589.
Description:
D Y, 32-35; A31-33; P125-28; P2T, 5; GR9-12+0-1+14-17=24-29; BS6; LLS43-54(upper), 10-19(lower); V16-18+35=51-53.
HL28.5-30.6% of SL; ED6.9-7.2; BD20.0-22.8; SN7.1-8.5; IO3.4-5.0; UJ9.7-10.5; CP7.9-8.5; P1L17.9-20.4; P2L15.5-17.5; D1H7.4-11.1; D2H9.4-13.3; AH6.3-7.8.
Body elongate, compressed, by body depth 4.4-5.0 times in SL. Head small, 3.3-3.5 times in SL. Interorbital region narrow, with 4-6 rows of scales between eyes, its width fairly smaller than eye diameter. Snout longer than eye diameter. Mouth small. Posterior end of uppper jaw slightly extending to anterior to anterior margin of eye. Small jaw teeth in bands, those of outer row slightly enlarged, especially anteriorly. Gill-rakers short, robust. Pseudobranchiae present. Nostril single, with a tube-like flap around. Upper surface of head, cheeks and opercles covered with weak ctenoid or cycloid scales. Tow lateral lines present. Pectoral fin round and slightly longer than pelvic fin. Pelvic fin situated anterior to pectoral fin origin, its tip not reaching to anus. Caudal peduncle depth about equal to snout length. Margin of caudal fin convex. First dorsal fin low with short base, its height about 1/3 of head. Second dorsal fin nearly same height as first dorsal fin. Anal fin base slightly shorter than second dorsal fin base. General color of body similar to that of P. ramsayi, but slightly darker.
Distribution:
Chilean Patagonia.
Remarks:
This species together with Patagonotothen ramsayi, and P. wiltoni form the longipes complex as recognized by Regan(1913) and DeWitt(1966).
(Izumi NAKAMURA)
Distribution of Patagonotothen longipes in Patagonia.
Laterla line scale(above) and scale below lateral line(below).