AFRICAN SNAKES. 217 



6. Aparallactus ubangensis Bouleng. Ann. & Mag. N. H. (6) 

 xix. 1897, p. 279, fig., and Ann. Mus. Congo, Zool. ii. 1901, p. 11, 

 pi. iv. fig. 2. 



Ubanghi. 



7. Aparallactus flavitorq cjes Bouleng. Ann. Mus. Congo, 

 Zool. ii. 1901, p. 11, pi. iv. fig. 3. 



Kasai. 



8. Aparallactus congicus "Werner, Verh. zool.-bot. Ges. 

 Wien, Hi. 1902, p. 346. 



Congo (Linguncla). 



9. Aparallactus punctatolineatus Bouleng. Ann. & Mag. 

 N. H. (6) xvi. 1895, p. 173, and Cat. Sn. iii. p. 261. 



Angola and Nyassaland. 



19. Elapops. 



Giinth. Ann. & Mag. N. H. (3) iv. 1859, p. 161 ; Bouleng. Cat. 

 Sn. iii. p. 262. 



1. Elapops modestus Giinth. 1. c. ; Bouleng. 1. c. 

 West Africa, from Liberia to the Congo. 



^C. Proteroglypha. 

 Synopsis of the Genera, 

 - (Loreal absent in all the genera.) 



I. Head short, snout broader than long; body cylindrical; subcaudals less 

 than 95. 

 Scales not at all oblique; ventrals 192-221 ; subcaudals 67-80 ... Boulengerina, 

 Scales more or less oblique, sometimes very slightly; ventrals 



141-172; subcaudals 13-36 El-apechis. 



Scales oblique ; ventrals 180-228 ; subcaudals 50-92 Naia. 



II. Head long, narrow, snout not broader than long ; body 

 slightly compressed; scales very oblique; ventrals 202- 

 270; subcaudals 97-121 Bendraspis. 



1. Bgulengerina. 



Dollo, Bull. Mus. Belg. iv. 1886, p. 159; Bouleng. Cat. Sn. 

 iii. p. 357. 



Synopsis of the Sjiecies. 



Scales in 23 or 25 rows : temporals 1 + 2 B. annulate*,. 



Scales in 21 rows ; temporals 1 + 2 B. storm si. 



Scales in 17 rows ; temporals 2 + 2 or 2 + 3 B.cliristyi. 



1. BoULENGERINA ANNULATA. 



Naia annulata Buchh. & Peters, Mon. Berl. Ac. 1876, p. 119 ; 

 Bocage, Herp. Ang. p. 137. 



