512 Mr. G. A. Boulenger on the 
D, 24-25; A, 12-14; Sq. 60-68 HOP ...... 16. D. sexfasctatus, Blgr. 
C. Snout longer than deep, not com- 
pressed. 
D, 24-26; A. 18-14; Sq. 70-85 7B ...... 17. D. lusosso, Schilth. 
1. Distichodus notospilus. 
Giinth. Ann. & Mag. N. H. (8) xx. 1867, p. 114; Bouleng. Poiss. 
Congo, p. 186 (1901). 
Gaboon, Ogowé, Congo. 
2. D. affinis. 
Giinth. Ann. & Mag. N. H. (4) xii. 1878, p. 144; Bouleng. 7. ¢. p. 187. 
D. abbreviatus, Peters, Mon. Berl. Ac. 1876, p. 845. 
Congo. 
3. D. altus. 
Bouleng. Ann. Mus. Congo, Zool. i. p. 80, pl. xxxv. fig. 1 (1899), and 
1. e. p, 188. 
Congo. 
4. D. noboli. 
Bouleng. Ann. Mus. Congo, Zool. i. p. 81, pl. xxxv. fig. 2 (1899), and 
lc. p. 189. 
Congo. 
5. D. hypostomatus. 
Pellegrin, Bull. Mus. Paris, 1900, p. 351. 
Ogowée. 
6. D. maculatus. 
Bouleng. Ann. Mus. Congo, Zool. i. p. 27, pl. xiil. fig. 1 (1898), and 
I. c. p. 190. 
Congo. 
7. D. Petersit. 
Pfeffer, Thierw. O.-Afr., Fische, p. 41 (1896). 
Kingani R., German East Africa. 
8. D. Antoni. 
Schilthuis, Tijdschr. Nederl. Dierk. Ver. (2) iii. 1891, p. 89 ; Bouleng. 
ic. p. 191. 
Congo. 
9, D. atroventralis. 
Bouleng. Ann. Mus. Congo, Zool. i. p. 28, pl. xiii. fig, 2 (1898), and 
Lc. p. 192. 
Congo. 
