18 STMIAD.3S. CYNOCEPHALUS. 



The Mandril. Papio maimon. 



Lab: in Buff. Hist. Nat.— MarimJ&snm.. p. 346. fig. 243 (skeleton). 

 Simiae papionis mormonis, Spix, Cephalogenesis, tab. 6. fig. 7 (skull, 



adult), 1815. 

 Simia maimon, Audebert, Makis, pi. 1. fig. 6 (skull), 1801. 

 Pithecus maimon, Blainv., Ost. Atl. G. Pithecus, pi. 10 (teeth). 

 Cynocephaliis mormon, Desm., Nouv. Diet. xix. p. 178.— Owen, Odont. 



pi. 116. fig. 4 (dentition), 1840-45.— Dahlbom, Zoologiska Studier, 



pi. 6. figs. 18, 20 (skull). 



a, b. Skull of adult. 

 *c. Cast of skull. 



d. Skull and body. 



e. Skull : lower jaw wanting. 

 /. Skeleton : young. 



The Drill. Papio leucophsea. 



a, b. Skulls. From the Zoological Society's Collection. 



CYNOCEPHALUS. 



Teeth :— Incisors || ; Canines ^-J ; Premolars || ; Molars || ;=3i 



The Anubis. Cynocephalus anubis. 



*a. Skull. Africa. 



6. Skull. From the Zoological Society's Collection. 



The Tartarin. Cynocephalus hamadryas. 



Cervical vertebra; 7 



Dorsal 13 



Lumbar 6 



Sacral 3 



Caudal 21 



a. Skeleton. Abyssinia. From Mr. "WombwclTs Collection. 

 *b. Skull. Arabia. From the Zoological Society's Collection. 



The Thoth. Cynocephalus thoth. 



Cervical vertebrae 7 



Dorsal 12 



Lumbar 6 



Sacral 3 



Caudal 20 (imperfect). 



*a. Skull and body. From the Zoological Society's Collection. 



