135 



Neotoma, Say and Ord, Journ. Acad. Nat. Sci., Phila., iv, pt. ii, 1825, 346 



(type N. floridana). 

 Myoxus, sp., Richardson, Zool. Journ., iii, 1828, 517 {N. cinnea). 

 Teonomi, J. E. Gray, Proc. Zool Soc. Lond. 



Generic Characters — Snout pointed, mobile ; whiskers long — to or beyond 

 shoulders ; eyes large and full ; ears large, orbicular, nearly naked ; tail 

 long, either scanty-haired or bushy ; feet small, broad; toes short; thumb 

 with an abortive nail; palms naked, with five tubercles; soles naked for 

 the anterior two-thirds, with six evident tubercles; pelage soft, lustrous, 

 white below ; skull elongate, twice as long as wide ; posterior asuect 

 truncate ; no definite bead on upper margin of orbits ; under jaw with 

 long, acute coronoid process, overtopping condyle ; upper molars mostly 

 three rooted, under with two roots each ; upper teeth with usually two 

 external and one internal reentrant loops of enamel ; last tooth in lower 

 jaw conspicuously smaller than either of the other two. 



Dr. Coues recognizes three North American species — N. fuscipes, N. ciine- 

 rea, o' British America and Western United States ; N. floridana, of 

 United States and Mexico. Besides the above, one is known from Guate- 

 mala, N. ferruginea. 



Neotoma. floeidana Say and Ord. 

 Wood Eat. 



1818. Mus floridanus, Ord, Bull. Soc. Philom. Phila., 1818, 181.— Desm., 

 Mamm., ii, 1822, 307.— Say, Long's Ex. R. Mts., i, 1823, 54. 



1825. Arvicola floridanus Harlan, Pn. Amer., 1825, 141; Med. and Phys. 

 Res., 1835, 53, pi. x, f. 1, 2, 3, 4. 



1825. Neotoma floridana, Say and Ord., Journ. Acad. Nat. Sci. Phila., iv, 

 1825, 352, pi. X, f. 1, 2, 3, 4 ; Zool. Journ., ii, 1825, 294, pi. x, f. 

 1, 2. 3, 4; Isis, 1827, xx, 1035.— Griffith, Anim. Kingd., iii, 1827, 

 160, pi. — .— Aud. & Bach., Q. N. A., i, 1849, 32, pi. iv.— Geoff., 

 Zool. Voy. Venus, 1855, 154, pi. xiii.-^Kennicott, Agric. Rep. U. 

 S. Patent Office for 1856 (1867) (no text), pi. xiv.— Baird, M. N. A., 

 1857, 487. — Maximilian, Arch. Naturg., xviii, 1862, p. — ; Verz. 

 N. Am. Saug., 1862, 165 —Allen, Bull. Mus. Comp.ZooL, ii, 1871, 

 182.— Coues, Proc. Acad. Nat. Sci. Phila., 1874, 175; Mon. 

 N. A. Rodentia, 1877, 15. — Coues and Yarrow, Rep. Expl. and 

 Surv., W. 100th Merid., 1876, 100 —Jordan, Man. Vert., 1878, 31. 



1829. Lemmus floridanus, Fischer, Synopsis, 1829, 299. 



1854. Neoloma mexicana, Baird, Proc. Acad. Nat. Sci., Phila., 1855, vii, 

 333; M. N. A., 1857, 490 ;U. S. and Mex. Bound. Surv., ii, pt.' 

 ii, 1859, Mamm., p. 44, pi. 24, f. 1, a to g (skull). — Coues, Am. 

 Nat., i, 1867, 399. 



