40 Mamm. 
II. MAMMALIA. 
[ 1905 ] 
OCTODONTIDAS. 
Alyopotamm coypu , notea on, Choquart, Bull. Soc. Nord France xvii, 
p. 152. 
Proechimys gorgonce, Gorgona Id., Colombia, Bangs, Bull. Mus. Harvard 
xlvi, p. 89 ; goeldii , Santorem, Amazonia, xv, p. 587, warreni , Brit. 
Guiana, xvi, p. 312, Thomas, Ann. Nat. Hist. (7) : n. spp. 
Afesomys (At. ecaudatus and Af. ferrugineus), relationships to Proechimys 
and Loncheres , Thomas, Ann. Nat. Hist. (7) xv, p. 590. 
Hystricidas and Erethizontidas. 
Hystrix leucura in Jordan Valley, Festa, Boll, Ac. Torino xx, No. 492. 
Coendou pruinosus , Venezuela, Thomas, Ann. Nat. Hist. (7) xvi, p. 310, 
n. sp. 
+*$ 'teiromys intermedius , Santa Cruz beds, Scott, Rep. Princeton Exped. v, 
p. 418, n. sp. 
iSciamys rostratus , p. 427, latidenq , p. 428, Santa Cruz, Scott, t. c. n. spp. 
t Acaremys major , Santa Cruz, Scott, t. c. p. 431, n. sp. 
Dasyproctidas and Dinomyidas. 
Agouti sierra ?, Sierra de Merida, Venezuela, Thomas, Ann. Nat. Hist. (7) 
xv, p. 589, n. sp. 
Dinomys branichi , notes on, Goeldi, C.R. 6me Congres. intern. Zool. 1904, 
p. 542. 
Chinchillida: and Cavijda:. 
Lagostomus trichodactylus, lateral nasal cavities in, Zuckerkandl, Zeitschr. 
Morphol. ix, p. 138. 
iPerimys ameghinoi , Santa Cruz beds, Scott, Rep. Princeton Exped. v, 
p. 444, n. sp. 
Cavia cutleri (scilicet aperea , or cobaya) reproduction, Rubeaschkin, Am\t. 
Hefte Arb. xxix, p. 507 ; thymus, Goodall, J. Physiol, xxxii, p. 191 ; 
semilunar cartilages, Retterer, C.R. Soc. Biol, lviii, p. 44; develop- 
ment of ovum, Hermann, Verh. Ges. Gynak. x, p. 633; adrenals, 
Fuchmann, Zeitschr. wiss. Zool. lxxviii, p. 522. 
\ Schutomys rollinsii , Santa Cruz beds, Scott, Rep. Princeton Exped. v, 
p. 485, n. sp. 
Incertae SEDIS. 
t Eusigmomys. n. nom. for Siqmomys Ameghino, preoccupied, Ameghino, 
An. Soc. Argent. lix, p. 75. 
Leporidas and Ochotonida:. 
t Prolagus sardus , represented by the same or an allied form in the 
Pleistocene of the continental Mediterranean region, Major, Geol. 
Mag. v, ii, p. 462. 
Lepus ansorgei , Bilie, Angola, Thomas & Wroughton, Ann. Nat. Hist. 
(7) xvi, p. 17b; saxatilis zuluensis , Umvolosi, p. 270, s. megalotis , 
Namaqualand, p. 271, Thomas & Schwann, P. Zool. Soc. London 
1905, i; pinetis robustus , Texas, Bailey, North Amer. Fauna, No. 25, 
p. 159: n. spp. & subsp. ; timidus and europceus , hybrids in Sweden, 
Lonnberg, P. Zool. Soc. London 1905, i, p. 278 ; europceus , breeding 
