REPTILES FROM WEST AFRICA 



posterior nasal and the prsefrontal, second and third entering the 

 eye, fourth largest and forming a suture with the parietal ; four 



lower labials in contact with the anterior chin-shields, fourth very 

 large and narrowly separated from its fellow. Scales in lo rows. 

 Yentrals 196; anal divided; subcaudals 2r3. Uniform black. 

 Total length 610 milliin.; tail oO. 



A single male specimen from Rio Cassine, Portuguese Guinea. 



98. Elapechis guentheri, Bocage. 

 Portuguese Guinea: Rio Cassine. 



99. Naia melanoleuca, Hallow. 

 Portuguese Guinea: Bolama, Farim. 

 Fernando Po: Musola, 500-700 m. 

 San Thomé: Agua-Izè, 400-700 m. 



100. Naia nigricoilis, Reinh. 

 Portuguese Guinea : Bolama. 



101. Dendraspis viridis, Hallow. 

 Portuguese Guinea: Bolama. 



102. Dendraspis jamesonii, Traill. 

 Cameroon : Victoria. 



Fig 9. 



Upper, loAver, and side A iews of head. 



