SYNOPSIS OF THE 



Obs. Some Naturalists regard the five last named as 

 mere varieties. All of them have the tail annulated. 



113. 6. S. J. melanurus (the Black Tailed Jacchus). 

 Fur brown above ; yellow beneath ; tail of a uniform black. 



Jacchus melanurus, Geoff. Ann. Mus. xix. 120. 



Icon. 



Inhabits Brazil. 



Obs. Dr. Kuhl considers this species as the link between 

 the S. Jacci, and S. niidas, or the Ouistitis and the Tamarins. 



114. 7; S. J. Argentatus, (the Mico,) or fair monkey. Fur 

 white; face, hands and feet red ; tail black. 



Simla argentata Gmelin, Sys. Nat. 41. Jacchus argenta- 

 'us, Geoff. Ann. Mus. xix. 120. 



Mico, Buff'. XV. 121, Fair monkey, Pennant Quad. 226. 



Icon. Buff. XV. t. 18. Ency. Method, t. 19. /. 2. Audeb. 

 Hist.f. 6. § 2./. 2. Schreb. t. 36. Shaw. Zool. i. 26. Griff. 

 Quad. t.2\. 



Inhabits Para. 



Variety b. Tail white. 



II. Midas, Facial angle of 50°, head rounds muzzle short, 

 forehead extended, ears large, occiput prominent ; tail very long, 

 covered with short hairs ; teeth, pointed ; canine teeth, conical, 

 strong ; grinders acutely tubercular. 



115. I. S. M. rufimanus. (The Tamarin or great-eared 

 monkey). Fur black ; buttocks variegated with gray ; hands 

 and feet yellowish red. 



Simla Midas, Lin. Sys. Nat. 42. Midas rufimanus, 

 Geoff. Ann. Mus. xix. 121. Jacchus rufimanus, Desm. 

 Mam.94. 



Tamarin, Buff. xv. 92. Little black monkey, Edwards, 

 Glean. Great^eared mov^.ey Pennant, 223. lemdiry ,Guyaness. 



Icon. Buff. XV. t. 13. Ency. Method, t. 19. /. 3. Edivards 

 Glean, t. 196. Schreb. U 37. (/rem Edw.) Audeb. Hist, 



40 



