14. PKRODICTICUS. 93 



13. LORIS. 



Tail none. Cutting-teeth A, upper small, nearly equal. Nose 



elongate, very acute. Body slender. Limbs very long. Thigh 



elongate, nearly half as long as the body. Tarsus moderate. Eyes 

 large, close together. 



Prosimia, Cuv. $ Geoff. 1798. Loris, Geoff. 1790; Gray, P. Z. 8. 

 1863, p. 150. Stenops, part., Ittiger, Arachnocebus, Lesson, 

 1840. 



Loris gracilis. 13. M. 



Fur of back rufous, sooty-grey varied ; cheeks and beneath ashy 

 white ; spot between the eyes and in front of the ears white. 



Loris gracilis, Geoff. ; Audeb. M. f. 2 ; Blainv. Ostcor/r. t. 7. f. 5. Lemur 

 tardigradus, Linn. Mm. A. ; Sehreb. t. 38. L. lori, Zimm. L. cey- 

 lonieus, Fischer, Malm, t. 7, 8, 9 & 18. Loris, Jhffon, II. N. xiii. 

 t. 30, 32 ; Shaw, Zool. i. t. 31 ; Seba, i. t. 35. f. 1, 2 ; Iloevcn, Tijds. 

 i. t, f. 4, skull ; Knight, M. A. N. f. 203, 204. Stenops gracilis, 

 Voiijt. Arachnocebus, Lesson. 



Ilab. Ceylon ; India : Pondicherry. 



Tribe VI. PEIIODICTICINA. 



The fore and hind legs nearly equal in length. Face short, broad. 

 The hand broad. The index finger abortive, clawless. Eyes 

 moderate. 



14. PERODICTICUS, Bennett. 



Tail shorter than tho body. The hands and feet largo. Fingers 

 and toes free at the ends ; the index finger rudimentary, but dis- 

 tinct. Lower cutting-teeth large, prominent, and projecting. The 

 apices of the vertebrae of the back, neck, and withers projecting 

 beyond the skin, like prickles. 



Perodicticus, Bennett, P. Z. S. 1830, p. 109. Gray, P. Z. S. 18G3, 

 p. 150. Potto, Lesson. 



Perodicticus potto. B. M. 



Very slow ; sleeps by day, rolled in a ball, with the head between 

 the fore legs and folded into the chest, holding on by the fore and 

 bind legs to the edge of tho cage. Lively by night. Hand with 

 only a very short rudimentary index, the ring finger rather the 

 longest ; foot similar, but with a regular index, armed with a 

 long, arched, broad nail; nails thin, oblong, transverse, rounded at the 

 end like the human ; nose deeply nicked in the centre, with rather 

 elongate semilunar nostrils on each side, rather higher than the tip 

 of the nose, naked, flesh-coloured ; upper part of nose rather naked ; 

 eyes largo, very convex, pupil oblong, rather oblique ; the four ver- 

 tebrae between the fronts of the bladcbones produced beyond the skin, 



