. Catalogue of the fresh-water fishes of Africa in the British Museum (Natural History). Fishes; Freshwater animals. PHI'S A ILIA. 301 Colourless, translucent in life, the air-bladder showing through the thin skin; minute black dots may be present on the vertebral line and near the anal fin. Y\<r. Total length 93 millim. Upper Nile. 1-2, 3-17. Types. 18. Skcl. PJiysailia pelh(cida. Type (F. N.). Omdurman. L. Loat, Esq. (C). 2. PHYSAILIA OCCIDENTALIS. Ailia occidentalism Pellegr. Bull. Mus. Paris, 1901, p. 331. Physailia occidcntalis, Bouleng. Fish. Nile, p. 322 (1907). Depth of body 4
. Catalogue of the fresh-water fishes of Africa in the British Museum (Natural History). Fishes; Freshwater animals. PHI'S A ILIA. 301 Colourless, translucent in life, the air-bladder showing through the thin skin; minute black dots may be present on the vertebral line and near the anal fin. Y\<r. Total length 93 millim. Upper Nile. 1-2, 3-17. Types. 18. Skcl. PJiysailia pelh(cida. Type (F. N.). Omdurman. L. Loat, Esq. (C). 2. PHYSAILIA OCCIDENTALIS. Ailia occidentalism Pellegr. Bull. Mus. Paris, 1901, p. 331. Physailia occidcntalis, Bouleng. Fish. Nile, p. 322 (1907). Depth of body 4^ times in total length, length of head 6 times. Snout a little shorter than eye, which is 3 times in length of head ; jaws equal in front; barbels subequal, extending slightly beyond origin of anal. Pectoral as long as head, the spine feebly serrated on inner side. Anal 61, reaching caudal. Pale olive above, dotted with blackish; sides silvery ; belly yellowish ; an ill-defined blackish spot at the base of the caudal. Total length 85 millim. Cape Lopez, Gaboon.—Type in Paris Museum. 3. PHYSAILIA SOMALENiSIS. Ailia somalensis, Vincig. Aim. Mus. Geneva, (2) xvii. 1897, p. 3-4G. Fhysailia somalensis, Boiileng. Fish. Nile, {). 323 (1907). Depth of body -3 times in total length, length of head 6^ 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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