HYSTRIX. TRICHYS. CALOMYS. 361 



Family XVI. Hystrieiclse. Old World Porcupines. 



Subfamily I. Hystricinse. 



Genus 175. Hystrix. 



Hystrix Linn., Syst. Nat., i, 1758, p.' 56. Type Hystrix cristata 

 Linnaeus. 



616. Hystrix cristata Linnaeus. 



Hystrix cristata Linn., Syst. Nat., i, 1758, p. 76. 

 Acanthion cuvieri Gray, Proc. Zool. Soc, 1847, P- i°2. 

 European Porcupine. 



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

 N. Y. 



617. Hystrix crassipinis Giinther. 



Hystrix crassipinis Giinth., Proc. Zool. Soc, 1876, p. 736, figs, 

 a, b, c. Elliot, Pub. Field Columb. Mus., i, 1896, p. 71. Zool. 

 Ser. 

 Large-spined Porcupine. 



I. Adult — P. Borneo. Menage Scientific Exped. Bourns & 

 Worcester. 



Genus 176. Trichyn. 



Trichys Gunth., Proc. Zool. Soc, 1876, p. 739, pi. lxxi, figs. 2, 2a. 

 Type Trichys lipura Giinther. 



618. Trichys lipura Giinther. 



Trichys lipura Giinth., Proc. Zool. Soc, 1876, p. 739. 

 Trichys gtientheri Thos., Proc. Zool. Soc, 1889, p. 235. 

 Gunther's Porcupine. Augkis, native name. 



I. Adult — -P. Sibuyan River, Borneo. Ward's Nat. Scien. Es- 

 tabl., Rochester, N. Y. 



Family XVII. Viscaclidse. 

 Genus 177. Caloiiiys. 



*Callomys! d'Orb. & I. Geoff., Ann. Sci. Nat. Paris, xxi, 1830, p. 

 289. Type Callomys! aureus d'Orbigny & I. Geoff roy = 

 Lagidium peruanum Meyen. 



* In 1816 Oken (1. c.) proposed the genus VISCACCIA for the two species, 

 Lepus chilensis and Mus laniger, the latter, however, excluded by the characters 



