DRYMJ5US, MEXICO AND CENTRAL AMERICA. 



serperastrus SAY, NVw Harmony Disseminator, Jan. 1, 

 1829, p. 25 (ed. I'/mnry, p. 30;. PFR., Monogr. Helic. Vivent. ii, 

 p. 102; iii, p. 341 ; and in Martini & Chemnitz, Syst. Conch. Cab. 

 ed. 2, Bnlimiis, p. 82, pi. 32, fig. 1, 2, pi. 30, fig. 5. RKKVK, 

 Conch. Icon, v, Bulimus, pi. 40. fig. 252. Pmi.irri, Alihild. neuer 

 Conch, iii, p. 97, Huli'mus, pi. 9, fig. 6. BINNKY, Terr. Air-breath. 

 Moll. X. Am., ii, p. 274, pi. 50, fig. 2, and iv, p. 12G. Jiitlimiix 

 (Drynueus) serperastnts PFR. in Malak. Blatt. ii, p. 152 (1855). 

 Ilitliiiuilus (Drymants) serperastrus v. MART., in Albers' Die Helic., 



cd. 2, p. 212 BINNKY & BLAND Land and Fresh-water Shells of 



N. Am., i, p. 192, fig. 334, 335 (the latter copied from a drawing by 

 Mrs. Say) FISCH. & CROSSE, Miss. Scient. Mex., Mollusca, i, p. 

 488, pi. 24. fig. 4 (copied from Mrs. Say's drawing) Drymceus 

 serpernstrus TRYON, in Am. Journ. Conch, iii, p. 167, pi. 9 (13), 

 fig. 4. Btiliniuliis serperastrus STREBEL, Beitr. Mex. Land und 

 Siissw. -Conch, v, p. 83, pi. G, fig. 12. STEARNS, North Arner. 

 Fauna no. 7, p. 274. Bidinuts llebmanni PFR., in Zeitschr. fiir 

 Malak. 1846, p. 158; Monogr. Helic. Vivent. ii, p. KM). Biiliinns 

 ziebmanni (error for In-bmunm) REEVE, Conch. Icon, v, BwlilMU, 

 pi. 70, fig. 506. Bnlhinis (Alesnitbrinus) liebmanni AI.HERS, Die 

 Ilelic. ed. i, p. 157. OrlhaJicus (Afesembrimts) liebrfianni II. & A. 

 ADAMS, Gen. Rec. Moll., ii, p. 157. Bitlimus nitelinus REEVE, 

 Conch. Icon, v, Bulinms, pi. 51), fig. 398 (young -penmen). Buli~ 

 /////.< ji,t/r-tniis PFI{., in Malak. Blatt. xiii, p. SI (18G6); Novit. 

 Conch, iii, p. .'509, |il. 75, fig. 4, 5 ; Monogr. Ilelic. Vivent. vi, p. 

 35. Bit/itinil/is (Jh-i/nnriis} paivunns Fiscii. i^ CIJOSSF, Mi--. 

 Scient. Mex., Mollusca, i, p. 490, pi. 21, fig. 1, la Bulimiilut 

 pairanus STIJF.I'.EL, Beitr. Mex. Land nnd Siissw. -Conch, v, p. 

 82, pi. G, Ii-. II; pi. 12, fig. IS; pi. 13. fig. 12 (radula), pi. 14, 

 fig. 9 G. (g.-nitalia), 10 A, B, I), 11 ; pi. 1C, lig. :$ (jw)0tvstonins 

 piilniiins v. MART., Conch. Mitlheil. ii, p. 192. Otnsttmnis scrpcr- 

 as'rum v. MART., Biol. C'entr. Amer., Moll., p. 203. 



/.'. Mt-.rii-n: on the road between Vera Cruz and Afexico (Say); 

 Jul'ipn (Ilo'ge); Ticrra ( 'n/nrm/n, hftircni J<i/<ij>ti mill ]'<-r<i CntZ 

 (Dona Estefania); f'<'si> <!< Sun Jnun nd Loma de Pirdrn <>n tin- Rio 

 Jinnii /in, nr.ir I rrti < 'rn ; and bettDtM Paso de Orrjas aint f//e plan- 

 tut inn i>f Mii-iK/'ir (Strchd); Unix,, near the Port of 1'i-rii Cruz (Hiige); 

 \'i-rii Cruz, in the littm-nl n't/ion ( Pirrrndt). N.-E. Mexico: Illilalgo, 

 Tnin<i<ilii><is (AVm. Lloyd). Yin-ntim : Sisnl (Morelet); Port of 



