356 PROECHINOMYS. MYOCASTOR. CAPROMYS. 



Proechimys! canicollis Allen, Bull. Am. Mus. Nat. Hist. N. Y., 

 1899, p. 264. 



GOLDEN-NAPED SpINY RaT. 



1-3. Adult d'' P. Mamatoca, Colombia, South America. H. H. 



Smith. 

 4-7. Adult 9 P. Mamatoca, Colombia, South America. H. H. 



Smith. 



8. Juv. 2 P. Mamatoca, Colombia, South America. H. H. 

 Smith. 



9. Adult c? Paratype. P. Bonda, Colombia. South America. 

 H. H. Smith. 



10. Adult 6" P. Santa Marta, Colombia, South America. H. H. 

 Smith. 



a. Proecliinoniys centi'alis chiriquiniis Thomas. 



Proechimys! centralis chiriquiniis Thos., Ann. Mag. Nat. Hist.. 



7th Ser., V, 1900, p. 220. 

 Proechinomys centralis chiriquinus Elliot, Mamm. Middle Amer. 

 & W. Indies, F. C. M. Pub., iv, Pt. i, 1904, p. 387. Zool. Ser. 

 Id. Check-L. Mamm. N. Amer. Cont. & W. Indies, F. C. M. 

 Pub., VI, 1905, p. 329. Zool. Ser. 

 BoGAVA Spiny Rat. 



i-io. Adult 6" P. Boqueron, Chiriqui, Costa Rica. J. H. Batty. 

 11-12. Adult $ P. Boqueron, Chiriqui, Costa Rica. J. H. Batty. 



Subfamily III. Capromyinse. 



Genus 170. Myocastor. 



Myocastor Kerr, Anim. Kingd., Mamm., i, Syst. Cat., Nos. 458-521, 

 1792, pp. 225-226. Type Mus coypus Molina. 

 Myopoiamus Geoff., Ann. Mus. Hist. Nat. Paris, vi. 1805, p. 81. 



608. Myocastor coypus (Molina). 



Mus coypus Molina, Sag. Stor. Nat. Chili, 1782, p. 287. 

 Beaver Rat. 



I. Adult — P. "ChiU." Ward's Nat. Scien. Establ., Rochester, 

 N. Y. 



Genus 171. Capromy.s. Hutias. 



Capromys Desm., M^m. Soc. Hist. Nat. Paris, i, 1822, p. 43. Type 

 Capromys fournieri Desmaresl— I sodon pilorides Say. 



