204 Mil. G. A. BOULENGER ON 



10. HORMONOTUS. 



Hallow. Proc. Ac. Phiiad. 1857, p. 56 ; Bouleng. Cat. Sn. i. 

 p. 344. 



1. HORMONOTUS MODESTUS. 



Lampropeltis modestus Dum. & Bibr. Erp. Gen. vii. p. 429. 



Hormonotus modestus Bouleng. 1. c. 



West Africa, from the Gold Coast to the mouth of the Chiloango. 



11. PSEUDASPIS. 



Cope, Proc. Ac. Phiiad. 1864, p. 168; Bouleng. Cat. Sn. i. 

 p. 373. 



1. PSEUDASPIS CANA. 



Coluber canus Linn. Mus. Ad. Frid. i. p. 31, pi. xi. fig. 1. 

 Pseudaspis cana Bouleng. 1. c. ; Bocage, Herp. Ang. p. 100, 

 pi. x. fig. 1. 



Angola, Nyassaland, East and South Africa. 



12. Chlorophis. 



Hallow. Proc. Ac. Phiiad. 1857, p. 52; Bouleng. Cat. Sn. 

 ii. p. 91. 



Synopsis of the Species. 



I. No trace of ventral keels ; ventrals 147-190. 

 9 upper labials, 4th, 5th, and 6th entering the eye ; subcaudals 



1U3-123 C. emini. 



8 upper labials, 3rd, 4th, and 5th entering the eye ; subcaudals 



85-99 ; a brown vertebral stripe edged with yellowish C. ornatus. 



8 upper labials, 4th and 5th entering the eye ; subcaudals 



82-105 C. hoplogaster. 



II. Ventrals with a more or less distinct lateral keel. 



A. Anal divided ; scales in 15 rows. 



1. Two upper labials entering the eye; ventrals 148-169 ; 



subcaudals 71-114, 



Loreal twice as long as deep C. neglectus. 



Loreal scarcely longer than deep C. angolensis. 



2. Three upper labials entering the eye. 



Prreocular separated from frontal ; body very slender anteriorly ; 



ventrals 175-190; subcaudals 115-190 C.heterolepidotus. 



Pra30cular in contact with or narrowty separated from frontal ; 



ventrals 150-182 ; subcaudals 90-133 C. irregularis. 



B. Anal entire; ventrals 141-162 ; subcaudals 75-96. 



Scales in 15 rows C. heteroclermus. 



Scales in 13 rows C. carinatus. 



1. Chlorophis emint. 



AhcBtulla emini Gunth. Ann. & Mag. N. H. (3)xi.l863, p. 285. 

 Chlorophis emini Bouleng. t. c. p. 92. 

 Eastern Soudan to Uganda and Ruwenzori. 



