POLYPTERID.E — LEPIDOSJKEN'IDJK. 



131 



9 a. POLYPTERUS LOWEI. 



Bouleng. Ann. & Mag. N. H. (8) vii. 1911, p. 377 ; Steind. Denkschr. Ak. Wien, 

 lxxxix. 1913, p. 2. 



Body subcylindrical. Head 1| to 1£ times as long as broad, 6 times 

 in total leDgth, with lateral eyes and convex interorbital region ;sn out 

 projecting beyond lower jaw ; eye 7 to 9 times in length of head, 2 to 2^ 



Fig. 102. 



Poh/pterus lowei. 



Type. 



times in interorbital width ; head-shields all paired ; suboperculum a 

 little smaller than eye. Dorsal with V1I-1X spines, anterior widely 

 separated when folded. Anal 12-13. Pectoral widely separated from 

 first dorsal spine. 55-60 scales in a longitudinal series, 30-33 between 

 occiput and first dorsal spine, 36-38 round middle of body. Dark olive 

 above, yellow beneath, back and sides spotted or marbled with blackish ; 

 no large black spot on the muscular part of the pectoral fin. 



Total length 223 millim. 



Liberia ; South Cameroon (Ja River). 

 1-4. Types. Nanna Kru, Liberia. W. P. Lowe, Esq. (C.). 



Add: 

 14. Ad. 



2. CALAMICHTHYS, J. A. Smith. 

 1. CALAMICHTHYS CALABARICUS, J. A. Smith. 



S. Nigeria. 



G. K. Marshall, Esq. (P.). 



Fam. LEPIDOS1RENID.E. 



1. PROTOPTERUS, Owen. 

 1. PROTOPTERUS ANNECTENS, Owen. 

 Pellegr. Poiss. Bass. Tchad, p. 44, fig. (1914). 

 Add:— 



33. Ad. Kana, Hadeija R., Chad Basin. Capt. G. B. Gosling (P.) . 



34. Hgr. 12 m. N. of Lasamis, Uganda. Sir F. J. Jackson (P.). 



