Chiloglanis polypogon Roberts, 1989
photo by Ng, H.H.

Family:  Mochokidae (Squeakers or upside-down catfishes)
Max. size:  5.49 cm SL (male/unsexed)
Environment:  benthopelagic,
Distribution:  Africa: Cross River in Cameroon (Ref. 7362, 13094, 57223, 81251). Report from Nigeria (Ref. 31256) unconfirmed (Ref. 57223, 81251) and questionable.
Diagnosis:  Dorsal spines (total): 1; Dorsal soft rays (total): 5-6; Vertebrae: 30-32. Diagnosis: labial disk rather small (although larger than that of C. benuensis), transversally oval, provided with thick papillae and very long barbels; 3-5 auxiliary barbels on either side of lower lip and often another one at inner side of main outer mandibular barbel; premaxillary teeth well developed and arranged in 3-4 irregular rows; mandibular teeth large, numbering 3+3 to 4+4; adipose fin long, beginning distinctly ahead of anal-fin origin; caudal peduncle not very elongate, moderately slender; caudal fin slightly notched/moderately forked, lower lobe longer than upper; eye large; largest specimens have epidermic tubercles arranged in longitudinal lines on top of head; no obvious sexual dimorphism noted (Ref. 57223, 81251). Pupil of eye with flattened upper margin and contractile in living specimens (Ref. 81251). Coloration: fresh specimens with dark vertical bars on sides, separated by paler areas; ventral region entirely pink or salmon-coloured (Ref. 57223, 81251).
Biology:  Oviparous (Ref. 205).
IUCN Red List Status: Near Threatened (NT); Date assessed: 02 February 2007 Ref. (120744)
Threat to humans:  harmless
Country info:   

Entered by: Sa-a, Pascualita - 15.02.95
Modified by: Musschoot, Tobias - 02.03.15

Source and more info: For personal, classroom, and other internal use only. Not for publication.

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