BARILIUS. % 197 and suborbitals equal to width of second suborbital, the posterior border of which is below posterior third of eye. Gill-rakers few and short. Dorsal III 8, originating midway between occiput and root of caudal, its last ray above origin of anal; anterior rays longest, 3 length of head. Anal III 13, anterior rays longest, as long as dorsals. Pectoral pointed, as long as or a little shorter than head, not reaching ventral. Caudal forked. Caudal peduncle 12 times as long as deep. Scales with radiating striae, 40-41 a 14 between lateral line and ventral, 14 round caudal peduncle. Brownish above, whitish beneath; a series of 7 to 13 round blackish spots along each side of back.
Total length 125 millim.
Lower Congo.—Types in Luxemburg Museum.
1-2. Types. Sankuan R. (Kasai) at Kondue. M. Luja (C.) ; Luxemburg Museum (P.).
5. BARILIUS STEINDACHNERI, Pellegr. Bull. Mus. Paris, 1908, p. 208, and Bull. Soc. Philom. (9) x. 1908, p- 131, fig.
Depth of body equal to length of head, 33 to 44 times in total length. Head twice as long as broad; snout rounded, not projecting beyond mouth, as long as eye or interorbital width, 35 to 3 times in length of head ; mouth extending to below postericr third of eye; no barbels ; suborbital bones nearly entirely covering the cheek, the second narrow and extending to below posterior border of eye. Gill-rakers few and short. Dorsal III 8-9, originating at equal distance from eye and from root of caudal, last ray above origin of anal; first branched ray longest, 2 length of head. Anal IIT 11-13, first branched ray nearly as long as longest ray of dorsal. Pectoral pointed, ? to # length of head, not reaching ventral. Caudal forked. Caudal peduncle twice as long as deep. Scales with radiating striz, 38-41 @ 2 between lateral line and ventral, 12 round caudal peduncle. Silvery, brownish on the back ; 10 to 12 vertical bluish-grey bars on each side; fins orange. Total length 90 millim.
French Guinea.—Types in Paris Museum.
1. One of the types. Mamu Lake (Caba R.), near Dr. Wurtz (C.) ; Timbo, 1400 ft. Paris Museum (E.).
198 CYPRINID-E.
6. BARILIUS ZAMBESENSIS.
Leuciscus zambesensis, Peters, Mon. Berl. Ac. 1852, p. 682. Opsaridion zambezense, Peters, op. cit. 1853, p. 783, and Reise Mossamb. iv. p. 58, pl. x1. fig. 5 (1868).
Barilius zambezensis, Giinth. Cat. Fish. vii. p. 292 (1868). Depth of body 4 to 44 times in total length, length of head 33 to 4 times. Head twice as long as broad; snout rounded, scarcely projecting beyond mouth, as long as or shorter than eye, which is 34 to 4 times in length of head and equals interorbital width ; mouth extending to below Fig.173.
Barilius zumbesensis.
Type, after Peters (Reise Mossamb.).
anterior third or centre of eye; no barbels; suborbitals nearly entirely covering the cheek. Gill-rakers few and very short. Dorsal II-III 9-10, originating midway between eye and caudal, posterior third above anal; anterior rays longest, about 3 length of head. Anal II] 10-11, anterior rays as long as longest dorsals. Pectoral pointed, # to # length of head, not reaching ventral. Caudal forked. Caudal peduncle twice as long as deep. Scales with radiating strie, 41-43 eS 2 between lateral line and ventral, 14 round caudal peduncle. Silvery white, back green; fins yellowish.
Total length 70 millim.
Zambesi.—Types in Berlin Museum.
1-3. Types. Zambesi. Prof. W. Peters (P.).
7. BARILIUS WEYNSII.
Bouleng. Ann. Mus. Congo, Zool. i. p. 104 (1899), & p. 135, pl. xlviii. fig. 5 (1900), and Poiss. Bass. Congo, p. 232 (1901).
Depth of body 5 times in total length, Jength of head 4 to 44 times. Head twice as long as broad; snout pointed, scarcely projecting beyond the mouth, as long as eye or interorbital width, 33 times in length of head; mouth extending to below centre of eye; no barbels; naked
BARILIUS. 199 space between preoperculum and suborbitals very narrow. Gill-rakers very short, rudimentary. Dorsal III 8, originating midway between occiput and root of caudal, or a little nearer latter, its posterior third above anal; anterior rays longest, not quite $ length of head. Anal IIT 14-15, similar to dersal. Pectoral acutely pointed, as long as head, not reaching ventral. Caudal forked. Caudal peduncle twice as long as deep. Scales with radiating striz, 44-45 a 1 between lateral line and ventral, 12 round caudal peduncle. Silvery, olive on the back. Fig.174.
Barilius weynsii.
Type (A. M.C.).
Total length 95 millim.
Upper Congo.—Type in Congo Museum, Tervueren, 1. Type. Between New Antwerp and Stanley Falls. Capt. Weyns (C.). apatds Banzyville, Ubanghi. Capt. Royaux (C.).
bo 8. BARILIUS NEAVII.
Bouleng. Mem. Manchest. Lit. & Phil. Soe. li. 1907, no. 12, p. 3. Depth of body 33 to 43 times in total length, length of head 5} to 4 times. Head 2 to 23 times as long as broad; snout obtusely pointed, longer than eye, which is 4 to 43 times in length of head; interorbital width 35 times in length of head; mouth extending to below anterior third or centre of eye; no barbels; naked space between preoperculum and suborbitals as broad as second suborbital. Gjill-rakers few, rudimentary. Dorsal LI 9-10, originating midway between eye and root of caudal, posterior half above anal; anterior rays longest, 2 to $ length of head. Anal IIJ-1V 11-13, with produced anterior lobe, longest ray as long as longest dorsal. Pectoral pointed, 3 to # length of head, reaching or nearly reaching ventral. Caudal forked, lower lobe longer than upper. Caudal peduncle 2 to 23 times as long as deep. Scales F er © 5 ‘ 72 : 5 with radiating strive, 42-45 37, 3 between lateral line and ventral, 14
200 CYPRINID A.
round caudal peduncle. Breeding males with conical tubercles on the lower jaw. Silvery, brownish on the back; 8 or 9 vertical bars, or pairs of bars, on each side; the membrane between some or all of the dorsal and anal rays black.
Barilius neavit.
Type. §.
Total length 110 millim.
Zambesi System, Rhodesia.
1-5. Types. Mountain stream near Petauke, S. A. Neave, Esq. (C.). N.E. Rhodesia.
6. Ad. Makabusi R., Mashonaland. J. ff. Darling, Esq. (P.). 9. BARILIUS UBANGENSIS.
Pellegr. Bull. Mus. Paris, 1901, p. 250; Bouleng. Proc. Zool. Soc. 1902, i. p.266.
Bavilius fasciolatus, Bouleng. Ann. Mus. Congo, Zool. ii. p. 34, pl. ix. fig. 5 (1902), Depth of body 3 to 3% times in total length, length of head 34 to 4 times. Head twice as long as broad; snout rounded, scarcely projecting beyond mouth, as long as or a little longer than eye, which is 3 (young) to 43 times in length of head; interorbital width 24 to 3 times in length of head; mouth extending to below anterior border or anterior third of eye; no barbels; naked space between preoperculum and suborbitals nearly equal to width of latter; posterior border of second suborbital below centre of eye. Gill-rakers few and short. Dorsal II-III 8-9, originating at equal distance from centre or posterior border of eye and from root of caudal, posterior half of its base above anal; anterior rays longest, % to 2 length of head. Anal III 12-14, notched, produced into
BARILIUS. 201 an anterior lobe, longest rays as long as dorsals. Pectoral pointed, ¢ length of head, not reaching ventral. Caudal forked. Caudal peduncle about twice as long as deep. Scales with radiating strie, 59-44 pare 2 between lateral line and ventral, 14 round caudal peduncle. Breeding males with pearl-like tubercles on body and on anal, and larger, spinose tubercles on snout and on lower jaw. Olive above, Barilius ubangensis.
Type of B. fasciolatus (A. M. C.), silvery white beneath ; 8 to 12 vertical dark bars on each side, some of these bars sometimes splitting into two; a dark streak along each lobe of the caudal; dorsal often black posteriorly. Total length 120 millim.
Upper Congo, South Cameroon.—Types in Paris Museum. 1. One of Banzyville, Ubanghi. Capt. Royaux (C.). the types of B. fasciolatus.
2. Ad. Near Isumu, Congo side of Mt. R. B. Woosnam, Hsq. (C.) 5 Ruwenzori, 3000 ft. Ruwenzori Expedition.
3. Her. Aruwimi R., Upp. Congo. 3 4, Hor. Lindi R., “3 M. M. Storms (C.) ; Brussels Museum (P.).
5,6-7. Ad. Ja R., Congo System, 8. Cameroon. G. L. Bates, Esq. (C.). 8-19. Ad. Kribi R. at Efulen, A 9 10. BARILIUS BUCHHOLZI.
Opsaridium buchholzi, Peters, Mon. Berl. Ac. 1876, p. 251, pl. —. fig. 4. Barilius buchholzi, Bouleng. Ann. Mus. Congo, Zool. i. p. 103 (1899). Apparently agreeing in most points with B. kingsleye, which may ultimately have to be regarded as not separable from it, but distinguished by the smaller number of scales in the lateral line. Dorsal II 7.
202 CYPRINIDA.
Anal III 14. Scales 46 oe 2 between lateral line and ventral. No markings. , Total length 110 millim.
Ogowe.—Type in Berlin Museum.
11. BARILIUS KINGSLEY &.
Barilius libie (non Joannis), Giinth. Ann. & Mag. N. H. (6) xvii. 1896, p. 277, pl. xv. fig. C.
Barilius kingsleye, Bouleng. Ann. Mus. Congo, Zool. i. p. 103 (1899), and Poiss. Bass. Congo, p. 283 (1901).
Depth of body 43 to 5 times in total length, length of head 3% to 4 times. Head 24 to 25 times as long as broad, with feebly curved upper profile; snout pointed, not projecting beyond mouth, as long as or a little longer than eye, which is 54 to 4 times in length of head; interorbital width 3 to 33 times in length of head; mouth extending to below Barilius kingsleye.
Type, after Giinther (Ann. & Mag. N. H. 1896).
centre or posterior third of eye; no barbels; naked space between preoperculum and suborbitals not half the width of third suborbital. Gill-rakers few, rudimentary. Dorsal II-III 7, originating midway between occiput and root of caudal, or a little nearer latter, its posterior half or two-thirds above anal ; anterior rays longest, about 2 length of head. Anal III 14-17, anterior rays much longer than posterior, about as long as longest dorsals. Pectoral acutely pointed, a little shorter than head, not reaching, or nearly reaching ventral. Caudal forked. Caudal peduncle twice as long as deep. Scales with radiating strie, 49-5] set 2-24 between lateral line and ventral, 14 round caudal peduncle. J Breeding male with pearl-like tubercles on body, and very small spinose tubercles on snout and chin. Silvery, the back bluish or
BARILIUS. 208 olive; sides usually with 10 to 14 more or less distinct dark vertical bars above lateral line; a large blackish spot at root of caudal. Total length 140 millim.
Congo, Ogowe, South Cameroon.
1. Type. Ogowe. Miss Kingsley (C.).
2-13. Ad. & her. Kribi R. at Efulen, 8. Cameroon. G. L. Bates, Esq. (C.). 12. BARILIUS LOATI.
Bouleng. Ann. & Mag. N. H. (7) vii. 1901, p. 80, and Fish. Nile, p. 265, pl. xlviii. fio. 4 (1907).
Depth of body 4 to 5 times in total length, length of head 3% to 44 times. Head 2 to 24 times as long as broad; snout pointed, projecting beyond mouth, 14 to 2 times as long as eye in adult; eye 4 (young) to 6 times in length of head in adult; mouth extending to below centre or posterior third of eye; no barbels; second suborbital deep, extending Fig.178.
Barilius loatt.
Type, Upper Nile (F.N.). 2.By posteriorly to vertical of posterior border of eye; naked space between preoperculum and suborbitals about 4 width of latter. Gill-rakers few and very short, rudimentary. Dorsal III 7-9, originating at equal distance from occiput and from root of caudal, or a little nearer latter, second half of its base above anal; anterior rays longest, 3 to 3 length of head, Anal III 12-15, notched, often produced into a convex anterior lobe, anterior rays much longer, about as long as longest dorsals. Pectoral pointed, } to ¢ length of head, not reaching ventral, which is much shorter and oo not reach beyond vent. Caudal deeply forked, crescentic when fully spread out. Caudal peduncle 13 to 2 times as long as deep. Scales with radiating striz, 50-58 BID 9 , 2-3 between
204 CYPRINID &.
lateral line and ventral, 16 round caudal peduncle. Males with pearllike granular excrescences on the anal and on the snout. Silvery white, green or steel-blue on the back, with ten to sixteen more or less distinct bluish-black vertical bars on each side of the body above the lateral line.
Total length 185 millim. Lower Nile to Bahr-el-Gebel and Blue Nile; Omo River; Ogun River (Lagos).
1-3. Hgr.& yg. Nile between Luxor and Assuan. IL. Loat, Esq. (C.). 4. Her. Assuan. > 5-6. Types. Derr, Nubia. 2 -9. Types. Ibrim, Nubia. ue 10. Skel. ‘, * 11. Her. Wad Medine, Blue Nile. Capt. S. Flower (P.). 12-21. Ad. &hgr. Gondokoro. L. Loat, Esq. (C.). 22. Yi. Omo R., between Malo and Prof. O. Neumann (C.). Kosha.
23. Ad. Zendo R., Omo System, 4300 ft. Mr. P. C. Zaphiro (C.) ; W.N. Mac Millan, Esq. (P.). 24-27. Ad. & her. Ogun R. at Aro, near Abeokuta, Major G. E. Bruce (P.). Lagos.
13. BARILIUS SENEGALENSIS. Steind. Sitzb. Ak. Wien, lxi. i. 1870, p. 564, pl. v. fig. 2 Depth of body 4 to 43 times in total length, length of head 4 times. Fig.179.
ee Ley i Oy ‘ Barilius senegalensis, Type (after Steindachner, 7. c.). 3. Snout pointed, projecting slightly beyond mouth, about 14 diameters of