BIBLIOGE. APPENDIX— N. EODENTIA. 1063 



1820— Maximilian, Prim von Wied-Nieuwied. Ueber (in iioch unboschriebeues Siiugotbier aus 



Oer Fainilio der NagiT. ^Uis vou Okeii, 1820, col. 4:i. 

 1821.— Mitchill, S. L. [Paper duscribing Sciiinis trideceuiliueatus and Mussaccatns, uii. spp., see anted, 



p. OU'J.] 



1822. — Cuvier, F. C'ouBid<5rati<)L8 sur los caiatttres g^D^'iiqnes de certaices fauiilles do niaiiiiiiifferes, 

 appliciutfes aux inaiuiottes (Arctonijs luarniotta ct A. eiupetra) et au souslik (A. citilhis), et 

 foiiuatiou du geure spcrmophile. < Mdm. Mus. Hist. Nat. Paris, ix, 1822, pp. 293-305, 2 pll.; 

 F^russ. Bull. Sci. Nat. i, 1824, pp. 69-71. 

 Cuvier, P. Exaoien des especes du genre porc-<Spic, et formation des genres ou sous-genres aoan- 

 tbion, eretbizoii, sin^tbere, et spbiggure. < U6m. Mus. Hist. Nat. Paris, ix, 1822, pp. 41:^-437. 

 Sabine, J. Account of tbo marmots of North America bitberto known, with notices and descrip- 

 tions of three ilew species [ Arctomys richardsoni, boodi, frankliui]. <Tran8. Linii. Soc. Lon- 

 don, xii, 1822, pt. ii, pp. 579-591, pll. xxvii-xxix; Isis, 182.5, pp. 1330-1335. 

 Say, T. Ou a quadruped belonging to the order Kodentia [Isodon (n.g.) piloridcs (n.sp.)]. 

 < Jouru. Acad. Nat. Sci. Pbila. ii, 1822, pp. 330-343, with pi. 

 1823.— Cuvier, P. Eecberches sur les rapports qui existent eutre les animaux de la famille des ^cureu- 

 ils, c'est-il-diro, les tamias, les macroxus, les ^cnreuils, les sciuropteres et les pteromys. < M6m. 

 Mus. Hist. Nat. Paris, x, 1823, pp. 116-128. 

 Knox, R. Observations on the anatomy of the beaver, Castor fiber L., considered as an aquatic 

 animal. <Mem. Werner. Nat. Hist. Soc. iv, pt. 2, 1823, pp. 548-555. 

 1823-24.— Oudet, J. P. Experience sur I'accroissemeut continuel et la reproduction des dents chez 

 le lapiu, consid^r^s sous lo rapport de leur application Ii I'^tude de I'organisation des dents 

 humains. <Magendie, Journ. de Physiol, iii, 1823, pp. 1-18; iv, 1824, pp. 70-88. 

 1824.— Bell, T. Note on the supjiosed identity of the genus Isodon of Say with Caproniys. <Zool. 

 Journ. i, 1824, pp. 230,231. 

 Cozzens, P. S. Observations on the manners of the Hystrix dorsata, or porcupine of North 

 America. < Ann. Lye. Nat. Hist. New York, i, 1824, pp. 190-192; Fror. Not. x, no. 211, 1825, 

 pp. 193-195; F^russ. Bull. Nat. v, 1825, p. 444. 



Poeppig, E. Nova generis Capromys, Desm. species [C. prehensilis]. < Journ. Acad. Nat. Sci- 

 Pbila. Iv, 1824, pp. 11-15. 



1825 — Berthold, A. A. Ueber die Kopfknochen derNagethiere. < Isis, 1825, pp. 907-920, 98;j-1003, I 

 pi. ; F^iuss. Bull. Sci. Nat. vii, 1826, pp. 240, 241. 

 Lichtenstein, K. M. H. Ueber iiussere Backentaschen an Nagethieren. < Abbandl. K. Akad. 



Wiss. Berlin (1822-23), 182.-., pji. 13-20. 

 Lichtenstein, K. M. H. Ueber die Springmause oder die Arten der Gattung " Dipus". < Ab- 

 bandl. K. Akad. Wiss. Berlin, 1825, pp. 133-162. 

 1829.— Jenyns, L. Observations ou a prasternatural growth of the incisor teeth occasionally observed 



in curtain rodents. < Loudon's Mag. Nat. Hist, ii, 1829, pp. 134-137, with figg. 

 1830.— Farrar, "W. Observations on the pr^ternal ural growth of the incisor tieth occasionally observed 

 in certain rodents. < Loudon's Mag. Nat. Hist, iii, 1830, p. 27. 

 Anon. American varying hare, Lepus virginianus, Harlan. < Cab. Nat. Hist, i, 1830, pp. 217- 

 220, pi. 19. 



Anon. Canada porcupine, Hystrix pilosue. <Cab. Nat. Hist, i, 1830, pp. 241-243, pi. 12. 

 Anon. Cbiucbilli, Chinchilla lanigera. < Cab. Nat. Hist, i, 1830, pp. 127-131. 

 Anon. Great-tailed squirre", Sciurus macrourus. < Cab. Nat. Hist, i, 1630, pp. 265,266, pi. 23. 

 Avon. Ground squirrel, Sciurus (Tamias) lysteri. < Cab. Nat. Hist, i, 1830, pp. 1G9, 170, pi. xv. 

 Anon. Torpidity of the ground squirrel. < Cab. Nat. Hist, i, 1830, p. 228. 

 1831.— Thiirsfield, R. [Account of a hybiid between the hare and the rabbit.] < Proc. Coram. Zool. 



■Scic. London, i, 1831, p. Gli. 

 Wagner, R. Sur le genre Lagomys. < Fernss. Bull. Sci. Nat. xxiv, 1831, pp. 74,75. 

 Yarrell, W. [On the anatomy of the lesser American flying squirrel (Pteromys volucella, 



C'uv.).] <Proc. Comm. Zool. Soc. Loudon, i, 1831, pp. 38,39. 

 1832.— Cuvier, P. liccberches sur la structure ct le ddveloppement des Opines du jiorc-^pic, suivies 



d'observatious sur les poils en g«;n6ral, et sur leurs caracteres zoologiques. < Nouv. Ann. Mus. 



Hist. Nat. Paris, i, 1832, i)p. 409-439; Froriep, Notizeu, xix, 1828, col. 49-53. 



