EAST AFRICAN REPTILES AND AMPHIBIANS 9 



Class REPTILI A— Continued. 

 Order Squaniata — Continued. 



Suborder Ophidia — Continued. 



Family Colubridae — Continued. 



Subfamily Colubrinae — Continued. Page 



Coronella semiornata Peters 26 



Coronella ? scheffleri Sternfeld 26 



Coronella coronata (Schlegel) 27 



Grayia tholloni Mocquard 27 



Duberria lutrix (Linnaeus) 28 



Scaphiophis albopunctatus Peters. ** 

 Subfamily Dasypeltinae — 



Dasypeltis scaber (Linnaeus) 28 



Subfamily Boiginae — 



Tarbophis seniiannulatus (Smith) 29 



Crotaphopeltis hotamboeia hotamboeia (Laurenti) 29 



H emir hagerr his kelleri Boettger 30 



A mplorhinus nototaenia (Giinther) 30 



T rimer orhinus tritaeniatus (Giinther) 31 



Rhamphiophis oxyrhynchus (Reinhardt) 31 



Dromophis lineatus (Dumeril and Bibron) 32 



Psammophis sibilans (Linnaeus) 32 



Psammophis subtaeniatus (Peters) 32 



Psammophis biseriaius Peters 33 



T helot ornis kirtlandii (Hallo well) 33 



Dispholidus typus (Smith) 33 



A paralladus jacksoni (Giinther) 34 



Aparallactus concolor (Fischer) 34 



A paralladus christyi Boulenger 34 



Subfainily Elapinae — 



Boulengerina stormsi DoUo 35 



Naja haje (Linnaeus) 35 



Naja inelanoleuca Hallowell 35 



Naja nigricollis Reinhardt 36 



Dendraspis angusticeps (Smith). ^ 



Dendraspis jamesonii (Traill) 36 



Family Viperidae — 



Causus rhombeatus (Lichtenstein) 37 



Causus resimus (Peters) 37 



Causus defilippii (Jan) 37 



Vipera hindii Boulenger 38 



Bitis arieians (Merrem) 38 



Bitis nasicornis (Shaw) 39 



Echis carinatus (Schneider) 39 



Aiheris squamiger (Hallowell) 40 



Atradaspis rostrata Giinther 40 



Suborder Lacertilia — 



Family Gekkonidae — 



Hemidadylus mabouia (Moreau de Jonnes) 40 



Hemidadylus persimilis Barbour and Loveridge 41 



Hemidadylus brookii Gray 41 



Hemidadrjlus ruspolii Boulenger 41 



[Hemidadylus tanganiciis, new species] 42 



1 la the collection, referred to in my 1928 paper but not discussed in the present one. 



