. Catalogue of the fresh-water fishes of Africa in the British Museum (Natural History). Fishes; Freshwater animals. 322 SILUEID-E. Arius acutivelis, Cuv. & Yal. Hist. Poiss. xv. p. 85 (1840) *. Melanodacti/lus niiji'od'Kjitatus, Bleek. Nederl. Tijdschr. Dierk. i. 1863, p. 05. Chrt/sichthi/s nigrodhjitatus, Giinth. Cat.'Fish. v. pp. 73 ct 430 (18G4); Steiiid. Ritzb. Ak. Wien, Lx. i. 1870, p. 989, pi. vii., and Notes Leyd. Mus. xvi. 1894, p. 59 ; Giinth. Proc. Zool. Soc. 1899, p. 727. Chrysichthys macrops, part., Giinth. Ann. & Macr. N. H. (3) xx. 1867, p. 112. Chryskhthys InUtikoferi,
. Catalogue of the fresh-water fishes of Africa in the British Museum (Natural History). Fishes; Freshwater animals. 322 SILUEID-E. Arius acutivelis, Cuv. & Yal. Hist. Poiss. xv. p. 85 (1840) *. Melanodacti/lus niiji'od'Kjitatus, Bleek. Nederl. Tijdschr. Dierk. i. 1863, p. 05. Chrt/sichthi/s nigrodhjitatus, Giinth. Cat.'Fish. v. pp. 73 ct 430 (18G4); Steiiid. Ritzb. Ak. Wien, Lx. i. 1870, p. 989, pi. vii., and Notes Leyd. Mus. xvi. 1894, p. 59 ; Giinth. Proc. Zool. Soc. 1899, p. 727. Chrysichthys macrops, part., Giinth. Ann. & Macr. N. H. (3) xx. 1867, p. 112. Chryskhthys InUtikoferi, Steind. Notes Leyd. Mus. xvi. 1894, p. 60, pi. iii. tig. 1 ; Gunth. Ann. & Mag. N. H. (6) xvii. 1896, p. 276, and Proc. Zool. Soc. 1899, p. 721, pis. xli. & xlii. fig. A. Chrysichthys oyowei^sis, Giinth. Proc. Zool. Soc. 1899, p. 723. Chrysichthys corlscanus, Giinth. t. c. p. 724. Chrysichthys lagoensis, Giinth. t. c. p. 725, and 1902, ii. p. 335, fig. Depth of body 4 to 5 times in total length, length of head 3^ to 3f times. Head feebly depressed, l\ (young) to H times as long as broad, Fig. Chrysichthys niyrodiyifatus. After Sfeindacbiier (Sitzb. Ak. Wien, 1870). its upper surface more or less rugose, the rugosities usually showing under the thin skin; occipital process narrow, extending to the small * I have examined the types of A. aciUivel!s=md(inodactyhis (1(jO nu\Y\m., very had]y preserved) and B. maums (195 niiUiin.) in the Paris Museum. In both the dentition of the palate is reduced to two small groups of vomerine teeth. Larger specimens (220- 340 niillim.) from the Senegal (lleudelot) and Goree (Bang) have a small group of teeth on each entopterygoid, widely separated from the 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
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