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Show 108 MR. G. A. BOULENGER ON THE AFRICAN AND [Feb. 7, **** 6 or 7 series of scales on the cheek; D. XV 10 ; A. Ill 8. Sq. 33 - ; dorsal spines subequal from the 5th 29. jallce Blgr. Sq. 30 ^; last dorsal spine longest 30. humilis Stdr. /3. Caudal produced at the angles; pectoral a little longer than head; 2 series of scales on the cheek; D. XV-XVI 11-12; A. Ill 9; Sq. 31 - 31. yuineensis Blkr. b. Pectoral extending to vertical of origin of anal, or beyond. a. 3 or 4 series of scales on the cheek; dorsal with no more than 14 soft rays. * Pectoral at least as long as head; D. XV-XVI 9-14; A. Ill 8-10. t Depth of body nearly equal to length of head. Soft dorsal much prolonged, with 12 or 13 rays; Sq. 28-31 ^ 32. vorax Pfeff. Soft dorsal not prolonged, with 9 or 10 soft rays; Sq. 30-32?f 33. simonis Gthr. * 15 tt Depth of body much greater than length of head. Caudal truncate or slightly emarginate; Sq. 29-31 2±!| , 34. M a Gthr. 11-lo 3- Caudal truncate ; Sq. 26 '-f- 35. ranyii A. Dum. 3 Caudal rounded ; Sq. 30-32 -y^j-3; 4 series of scales on the cheek; maxillary not extending quite to below anterior border of eye 36. rendalli Blgr. 3-3- Caudal rounded; Sq. 32 -^; 3 series of scales on the cheek ; maxillary extending to below anterior border of eye „. 37. affinis A. Dum. ** Pectoral shorter than head ; D. XIV 11; A. Ill 9 ; Sq. 29 ^ 38. burtoni Gthr. (3. 5 or 6 series of scales on the cheek; D. XIV-XV 15-16 ; A. Ill 10-11; Sq. 29-30 ~-2 39. buettikoferi Hubr. 2. D. XVIII 8; A. Ill 7 ; caudal rounded ... 40. poll/centra A. Dum. II. Scales mostly with marginal denticulation. A. Third anal spine not longer than longest dorsal spine. 1. Dorsal with 13 to 17 spines. a. Pectoral extending as far as vertical of origin of anal; 3 or 4 series of scales on the cheek. a. Sq. 32-34 jg£. * Maxillary extending to between nostril and eye; caudal peduncle longer than deep. Caudal truncate or feebly emarginate ; 11 or 12 gill-rakers on lower part of anterior arch 41. kirki Gthr. |