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Mormyridae
Brienomyrus brachyistius (Gill, 1862)
Nomenclature
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Subfamily: MormyrinaeGenus: Brienomyrus
- Marcusenius brachistius (Boulenger, 1909)
- Mormyrus liberiensis (Steindachner, 1894)
- Marcusenius adustus Fowler, 1936
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Synonyms: 1
SUMMARY
from Boulenger 1909, pp. 67-68:
Depth of body 19 to 23% of total length, length of head 15 to 22%. Head depth 80 to 83% head length; snout convex, 25 to 28.5% length of head, slightly projecting beyond mouth; mouth small, subinferior, its width 20% length of head; teeth small, feebly notched, 5 in upper jaw, 6 in lower; nostrils nearly equally distant from end of snout and from eye, anterior on a level with centre of latter, posteiior with lower border; eye small, about ½ length of snout or interorbital width. Dorsal 15-18, hardly 1/3 as long as its distance from head, originating above 10th to 14th ray of anal. Anal 25-30, nearly 2 to 2½ times as long as dorsal, nearer base of caudal than base of ventral. Pectoral obtusely pointed, at least 3/4 length of head, 1½ to 1 2/3 length of ventral, reaching base of latter. Caudal densely scaled in the basal half, with pointed lobes. Caudal peduncle 2½ to 3 times as long as deep, as long as head or a little shorter. 58-64 scales in lateral line, 8-10 / 13-14 in transverse series on body, 7-9 / 6-7 in transverse series between dorsal and anal, 12 round caudal peduncle. Brown.