. Catalogue of the fresh-water fishes of Africa in the British museum (Natural history) ... Fishes; Freshwater animals. 4G0 SILUR1D-E. 47. SYNODONTIS FILAMENTOSUS. Bouleng. Ann. & Mag. N. H. (7) viii. 1901, p. 10, and Fish. Nile, p. 371, pi. lxix. (1907). Depth of body equal to length of head, 4 times in total length. Head 1£ times as long as broad, feebly rugose between eyes and on occiput; snout rounded, as long as postocular part of head ; eye supero-lateral, H times in length of head, 1§- times in interorbital width; occiput simply convex ; lips moderately developed ; prsemaxillary tee
. Catalogue of the fresh-water fishes of Africa in the British museum (Natural history) ... Fishes; Freshwater animals. 4G0 SILUR1D-E. 47. SYNODONTIS FILAMENTOSUS. Bouleng. Ann. & Mag. N. H. (7) viii. 1901, p. 10, and Fish. Nile, p. 371, pi. lxix. (1907). Depth of body equal to length of head, 4 times in total length. Head 1£ times as long as broad, feebly rugose between eyes and on occiput; snout rounded, as long as postocular part of head ; eye supero-lateral, H times in length of head, 1§- times in interorbital width; occiput simply convex ; lips moderately developed ; prsemaxillary teeth rather few, forming a short and broad band ; movable mandibular teeth barely I length of eye, 20 in number. Maxillary barbel broadly margined at the base, -f- length of head, extending to base of pectoral fin ; mandi- Fig. Synodontis filament osus. Type (P. N.). §. bular barbels with numerous long ramified branches, outer 1J times as long as inner. Gill-opening not extending downwards beyond root of pectoral fin. Occipito-nuchal shield slightly rugose, obtusely tectiform, 1^ times as long as broad, posterior processes rounded. Humeral process a little longer than broad, fiat, rounded behind, extending as far back as occipito-nuchal process. Dorsal I 7 ; spine strong, feebly serrated behind, striated in front, as long as head, with a filamentous prolongation exceeding it in length. Adipose dorsal i\ times as long- as deep, twice as long as its distance from rayed dorsal. Anal IV 7,. 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, George Albert, 1858-1937. London, Printed by order of the Trustees [by Taylor and Francis]
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