| Soleidae (Soles) |
| 6.28 cm SL (male/unsexed) |
|
benthopelagic; freshwater; depth range 1 - 4 m |
| Oceania: Australia, Northern Territory. |
|
Dorsal soft rays (total): 70-77; Anal soft rays: 54-58; Vertebrae: 40-42. This species is distinguished by the following characters: D 70-77; A 54-58; pelvic rays 4 or 5 (usually 4); lateral-line scales 103-111; lateral line on ocular side of head with a ventral branch of 5 to 6 pores, remaining horizontal anterior part with 3-4 pores; vertebrae 40-42; dorsal pterygiophores anterior to fourth neural spine 8-9 (usually 9); body depth 2.95-3.2 in SL; no caudal peduncle; head length 4.45-4.65 in SL; eye diameter 6.35-6.8 in HL; interorbital width 8.6-10.5 in HL; tubular anterior nostril short, only slightly longer than diameter of base, and tapering little; longest dorsal ray 1.8-2.15 in HL; caudal-fin length 4.15-4.7 in SL; pelvic fins and genital papilla not joined, their origins adjacent; pelvic fins short, reaching little beyond base of first anal ray, 2.7-3.1 in HL; colour in alcohol of ocular side brown, faintly mottled with small darker brown spots; with 3 longitudinal rows of dark brown spots, most vertically elongate, the largest two on lateral line; dorsal and anal fins with dark brown streaks on 2-4 adjacent rays; caudal fin with dark brown blotches on base (ref. 84817). |
| Gut material from a 5.85 cm specimen were found to be the remains of hemipteran insects (Ref. 84817). |
|
Not Evaluated (N.E.) Ref. (130435)
|
| harmless |
|
Type locality, Northern Territory, East Alligator River, Cannon Hill Lagoon, NTM S.14083-007 (holotype of Leptachirus polylepis, 5.89 cm SL, male). Specimens were collected from the East Alligator, South Alligator, West Alligator, Mary, and Adelaide Rivers in the Northern Territory, all of which empty into Van Diemen's Gulf to the east of Darwin (Ref. 84817). |
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