768 MONOGRAPHS OF NORTH AMERICAN RODENTIA. 
TaBLe LIX.—List of specimens examined of SCIURUS GERRARDI. 
: Z 
Ble & 
3 E fe Locality. From whom received, Collected by— os 
co ce = ° 
516 |2 3 
3300 | 225 | ¢# | Nereua, New Granada Lieutenant Michler......--. AS SC hOth aces ene eness eae 
3301 Blew eases Ob) seer ete cneso ecco -ecacedd |pseccc GO) Sop enetosnssssscrectd |asoties U0) pees rn srececsocoscs -.- do, 
3302 | 234} Q |..--.. {UD nasosocscodnnsocttencnae| teers GOSS 5-Sooctesaanc—cecos! |racad GW snotesesnesocsstene-e .--do. 
as 2 ed es o | Isthmus of Darien...........--- Captain Selfridge........-... Dr. G. A. Maack .-....--....-. Alcoholic. 
£3647) |so—5 a= 2 | Obispo, Panama..........-...--- Hassler Expedition.........| Hassler Expedition ..-......|-.. do. 
R32 16n|coece OO ilreose- OO! sececnececuseeecace none |tsemet (Wis amendeeconenescassodl eascod CG RRS Stee eects cans Kod do. 
*3044 |.....- ON) eres 10 <6 eee ee ees el ee OOS G= a essase doom ae s=clPerrioe sss eosdicdecespossce | Se do. 
* In Museum of Comparative Zodlogy, Cambridge, Mass. 
SCIURUS VARIABILIS Geoffroy. 
Peruvian Squirrel. 
Sciurus variabilis I. GkOFFROY, Etud. Zool. (Guérin’s Mag. de Zool.), 1832, i, pl. iv—Tscuup1, Fauna 
Peruana, 1844-46, 155, pl. x.—Scurnz, Syn. Mam. ii, 1845, 20. 
Sciurus langsdorfi BRANDT, Mém. Acad. des. Sci. de St. Pétersb. 6e sér. Math. Phys. et Nat. iii, 2d pt. 1835, 
425, pl. xi—WAaAGNER, Suppl. Schreber’s Siiuget. iii, 1843, 184; Abhand. d. K.-b. Akad. d, 
Wissensch. v, 1850, 273.—Scu1nz, Syn. Mam. ii, 1845, 16e=Granen Siiuget. 1855, = 
Macrorus langsdorfi Gray, Ann. and Mag. Nat. Hist. 3d ser. xx, 1867, 428. 
Sciurus igniventris NavTERER, MSS.—WaGNer, Wiegm. Arch. f. Naturgesch. 1842, i, 360; Abhand. d. 
K.-B. Akad. d. Wissensch. v, 1850, 275.—Scu1nz, Synop. Mam. ii, 1845, 22 (from Wagner).— 
D’Orpicny & Gervais, Voy. dans ’Amér. mérid. iv, 2d pt. 1847, 24 (Bolivia).—GIeBEL, 
Siiuget. 1855, 654. 
Sciurus pyrrhonotus NATTERER, MSS.—WaGNER, Wiegm. Arch. f. Naturgesch. 1842, i, 360; Abhand. d. K.-B. 
Akad. d. Wissensch. v, 1850, 277.—Scu1nz, Synop. Mam. ii, 1845, 22 (from Wagner). 
Sciurus stramineus EYDOUX, Zool. Voy. Bonite, 1844, 37, pl. ix.—Tscnupr, Fauna Peruana, 1844-46, 159. 
Sciurus tricolor PorpriG, MSS.—Tscuup1, Fauna Peruana, 1844-46, 156, pl. xi—WaGNrER, Abhand, d. 
K.-B. Akad. d. Wissensch. v, 1850, 279. 
Macroxus fumigatus GRAY, Ann. and Mag. Nat. Hist. 3d ser. xx, 1867, 428. 
SpEcIFIC CHARS.—Size large; length of body about 11.00; of tail-vertebree 
“10.00; to end of hairs 13.25. Pelage short, harsh, sparse, the ventral surface 
very thinly haired. Ears long and narrow; tail very full and bushy. Above, 
more or less varied with black and caleane or red; red often, but sometimes 
black, being the prevalent tint; beneath, abruptly paler, yellowish-white, 
varying from nearly white to rufous; top of the head often darker. Basal por- 
tion of the tail usually black, or black slightly mixed with fulvous or rufous; 
apical and middle portions generally washed with golden or rufous, the tail 
being often wholly of this tint toward the tip. The hairs are generally ful- 
vous at the extreme base, with the greater part of their length black, and 
tipped with golden or red, the black extending basally on the apical portion 
of the tail, but narrowing in extent till it is wholly concealed by the 
