. Catalogue of the fresh-water fishes of Africa in the British Museum (Natural History). Fishes; Freshwater animals. 270 SILUEID^. 4. GYMNALLABES. Giinth. Ann. & Mag. N. H. (3) xx. 1867, p. Ill ; Bouleng. Proc. Zool. Soc. 1907, p. 1093. Degraded, anguilliform Clarias, with the sides of the head unpro- tected by bone, even the postorbital shield being absent, the pectoral and ventral fins very small, no free border to the eye, and the dorsal and anal completely united with the caudal. A single species. 1. GYMNALLABES TYPUS. Giinth. 1. c. pi. ii. fig. A ; Bouleng. 1. c. Depth of body 14 to 1
. Catalogue of the fresh-water fishes of Africa in the British Museum (Natural History). Fishes; Freshwater animals. 270 SILUEID^. 4. GYMNALLABES. Giinth. Ann. & Mag. N. H. (3) xx. 1867, p. Ill ; Bouleng. Proc. Zool. Soc. 1907, p. 1093. Degraded, anguilliform Clarias, with the sides of the head unpro- tected by bone, even the postorbital shield being absent, the pectoral and ventral fins very small, no free border to the eye, and the dorsal and anal completely united with the caudal. A single species. 1. GYMNALLABES TYPUS. Giinth. 1. c. pi. ii. fig. A ; Bouleng. 1. c. Depth of body 14 to 15 times in total length, length of head 7^ to Be- times. Head about 1^ times as long as broad, the width of the bony part, in the middle, y to y width of head; occipital process acutely pointed; eye very small; interorbital width less than width of mouth, about ^ length of head ; band of prremaxillary teeth 3 to 3J times as long as broad ; vomerine teeth pointed, forming a crescentic band which is narrower than the pra3maxillary band ; a much developed lobe at the angle of the mouth ; nasal barbel f to |- length of head ; maxillary ]<'i<r. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original British Museum (Natural History). Dept. of Zoology; Boulenger, Albert, 1858-1937. Codicote, Herts. [Eng : Wheldon and Wesley
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