SCIURUS. 76 



146. Sciurus yucatanensis (Allen). 



Sciurus carolinensis yucatanensis Allen, Mon. N. Am. Rod., 1877, 



p. 705- 

 Sciurus yucatanensis Allen, Bull. Am. Mus. Nat. Hist. N. Y., 



1897, p. 5. Elliot, Mamm. Middle Amer. & W. Indies, F. C. M. 



Pub., IV, Pt. I, 1904, p. 125. Zool. Ser. 

 Sciurus carolinensis Alston, Proc. Zool. Soc, 1878, p. 658. 

 Yucatan Squirrel. 



Type locality. Merida, Yucatan, Mexico. 

 Geogr. Distr. Peninsula of Yucatan, Mexico. 



a. Sciurus yucatniicnsis haliolus Nelson. 



Sciurus yucatanensis haliolus Nelson, Proc. Biol. Soc. Wash., 

 XIV, 1901, p. 131. Elliot, Mamm. Middle Amer. & W. Indies, 

 F. C. M. Pub., IV, Pt. I, 1904, p. 126. Zool. Ser. 

 Swarthy Squirrel. 



Type locality. Apazote, State of Campeche, Mexico. 

 Geogr. Distr. Southern part of the State of Campeche. and 

 eastern part of the State of Tabasco, Mexico. 



147. Sciurus thomasi Nelson. 



Sciurus thomasi Nelson, Proc. Wash. Acad. Scien., i, 1899, p. 



71. Elliot, Mamm. Middle Amer. & W. Indies, F. C. M. 



Pub., IV, Pt. I, 1904, p. 126. Zool. Ser. 

 Sciurus hoothicB Allen, Mon. N. Am. Rod., 1877, pp. 741-746. 



(Part. Costa Rica.) (nee Gray.) 

 Sciurus hypopyrrhus Alston, Proc. Zool. Soc, 1878, pp. 662-664. 



(Part. Costa Rica.) 

 Thomas' Squirrel. 



Type locality. Talamanca, Costa Rica. 



Geogr. Distr. "Humid tropical forests of eastern Costa Rica." 



148. Sciurus adolpliii (Lesson). 



Macroxus adolphei Less., Nouv. Tabl. Regn. Anim., Mamm., 1842, 



p. 112. 

 Sciurus boothice Allen, Mon. N. Am. Rod., 1879, p. 741. ' (Part. 



Nicaragua.) 

 Sciurus hypopyrrhus Alston, Biol. Centr. Amer., i, Mamm., 1880, 



p. 128. 

 Sciurus adolphei Elliot, Mamm. Middle Amer. & W. Indies, 



F. C. M. Pub., IV, Pt. I, 1904, p. 126. Zool. Ser. 

 Nicaragua Squirrel. 



Type locality. Realejo, Nicaragua. 



Geogr. Distr. Lowlands on the west coast of Nicaragua. 



