Order VI. Rodentia. Rodents. 



Family I. Nciuridse. Squirrels, Harniots, etc. 



Subfamily I. Sciurinse. 



Genus 49. Synthetosciurus. 



Syntheosciurus (5iV)Bangs, Bull. Mus. Comp. Zool., xxxix, 1902, p. 25. 

 Type Syntheosciurus! brochus Bangs. 



120. Synthetosciurus brochus Bangs. 



Syntheosciurus! brochus Bangs, Bull, Mus. Comp. Zool., xxxix, 1902, 



P- 25. 

 Synthetosciurus brochus Elliot, Mamm. Middle Amer. & W. 



Indies, F. C. M. Pub., iv, Pt. i, 1904, p. 91, fig. 12. Zool. Ser. 

 Projecting-teeth Squirrel. 



Type Locality. Boquete, Chiriqui, Panama. Altitude, 7,000 feet. 

 Geogr. Distr. Panama, Central America. 



Genus 50. Sciurus. Tree Squirrels. 



Sciurus Linn., Syst. Nat., i, 1758, p. 63. Type Sciurus vulgaris 



Linnaeus. 

 Guerlinguetus Gray, Lond. Med. Rep., xv, 1821, p. 304. 

 Macroxus F. Cuv., Dent's des Mamm., 1823, p. 162, pi. 56. 

 Rhinosciurus Gray, List Spec. Mamm. Brit. Mus., 1843, PP- xxv, 



195. Id. Ann. Mag. Nat. Hist., 3d Ser., xx, 1867, p. 286. 

 Rheithrosciurus (sic) Gray, Ann. Mag. Nat. Hist., 3d Ser., xx, 1867, 



p. 272. 

 Neosciurus Treuss., Le Nat., 11, 1880, p. 292. 

 Parasciurus Treuss., Le Nat., 11, 1880, p. 292. 

 Echinosciurus Treuss., Le Nat., 11, 1880, p. 292. 

 Tamiasciurus Treuss., Le Nat., 11, 1880, p. 292. 

 Microsciurus K\\en,'Q-a\\. Kra. Mus. Nat. Hist. N. Y., 1895, p. 332. 

 Hesperosciurus Nelson, Proc. Wash. Acad. Scien., i, 1899, p. 27. 

 Otosciurus Nelson, Proc. Wash. Acad. Scien., i, 1899, p. 28. 

 Arceosciurus Nelson, Proc. Wash. Acad. Scien., i, 1899, p. 29. 

 Baiosciurus Nelson, Proc. Wash. Acad. Scien., i, 1899, p. 31. 



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