32 PATAGONIAN EXPEDITIONS: ZOOLOGY. 



ViscACCiA CHiLENSis (Okcn). 



Vizcache Kz2S2i, Hist. Nat. Quad. Paraguay, II, 1801, 41. Not "La 

 Viscaccia, Lepus viscacia,'" Molina, 1782; nor Vizcacia mscacica 

 Rehn, Proc. Biol. Soc. Wash., XIII, 1900, 167; nor Vizcacia viscacia 

 Allen, ibid., XIV, 1 901, 91. 



\Viscaccia\ Leptis chilensis Oken, Lehrb. d. Naturg., Ill, ii, 1816, 835. 

 Based on the Vizcache of Azara, as above. 



Viscaccia chilensis Allen, Proc. Biol. Soc. Wash., XV, Oct. 10, 1902, 196 

 (ex Oken). 



Dipns maximus Desmarest (ex Blainville), Nouv. Diet. d'Hist. Nat, XIII, 

 1817, 117; Mamm., II, 1822, 212. Based on a living specimen seen 

 in London, which specimen later became the basis of Lagostomus 

 trichodactybis Brookes. 



Vizcacia maxima Palmer, Science (2), VI, 1897, 21 ; Lahille, Congr. 

 Cien. Lat. Amer., Ill, 1899, 192. 



Viscacia maxima Berg, Com. Mus. nac. Buenos Aires, I, 1900, 220. 



Viscaccia americana Schmz, Cuvier's Thierreich, IV, 1825, 429. 



Vizcacia pamparimi Schinz, Naturg. und Abbild. Saug., 1824- 1828, 244 

 (circa 1826). 



Lagostomus trichodactylus Brookes, Trans. Linn. Soc. London, XVI, 

 1829, 95, pi. ix { = Dipus maximjts Desm. 181 7, having been based 

 on the same specimen). — Wagner, Schreber's Saug. Suppl., Ill, 

 1843,310. — Waterhouse, Mamm., II, 1848, 212. — Hudson, P. Z. S., 

 1872, 822, 833, habits. — Burmeister, Descrip. phys. Rep. Argent, 

 III, 1879, 247. 



Callomys viscacia D'Orbigny & Is. Geoffroy Saint-Hilaire, Ann. des Sci. 

 nat., XXI, 1830, 291, habits and distribution {= Dipus maximus 

 Desm. ; not Lepus viscacia Molina). 



Lagostomus viscacha Meyen, Nova Acta Acad. Leopold. -Cses., XVI, 1833 

 (1834), 584. 

 For many years the Argentine Viscache was currently known under 



the specific ndixne. tnckodactylus {Lagostomus trichodactylus Brookes, 1829), 



but it was later found that Dipus maximus Desmarest (ex Blainville), 



1 81 7, referred to the same animal, and received acceptance as its proper 



specific name. But it unfortunately happens that Oken's name chilensis 



{Leptts chilensis Oken, 18 16) has one year's priority over maximus of 



