H E L I C I N A. 



Tlate XYII. 



Species MG. (Mus. Brit.) 

 Hki.icixa coxtixua. Hd. testa pnn-A, Jlnridd, laviijaWi, 



trochiformi, elevatd, spird convexo-conird ; aper- 



turd pared, labia extcrno awjusto, tcnui. 

 Thk continuous IIemcina. Shell small, yellowisli, 



smooth, trocliiform, elevated, spire convex -conical ; 



aperture small, outer lip narrow, thin. 

 OuxDLACii. I'oey, Meni. Cub., vol. ii. p. 5. 

 //■'/'. (-'ul'U. 



Species 147. (Fig. a. b, Mus. Brit.) 



IIklicina .spectabilis. I/el. testa glohoso-sublrochifurmi, 

 liBvigatd, Jhividd vel riibrd, in medio an/raetuiim 

 lined rubra cinctd ; anfractibus convexis, ultimo 

 viagno, apertvrd scmihinari, columellA miuiitd, labia 

 externa teniii, rejlexo. 



The i'uesentahle IIelicina. Shell glohose-subtrochi- 

 forni, smooth, yellowish or red, belti'd witli a red 

 line in the middle of the whorls ; whorls convex, 

 the last large, aperture semilunar, columella very 

 small, outer lip thin, reflected. 



GuNDLACii. Poey, Mem. Cub., vol. ii. p. 5. 



Hab. Cuba. 



Species 148. (JIus. Brit.) 



Helicina remota. Ilel. testd rubescenti, subtrorhifunni, 

 spiraliter obscure iiratd, medio anfractiis ullimi 

 obscure bicarinatd ; spird breviter conicd, acnmiiintd : 

 aperturd laid, intus aured ; labio extcrno njkxo 

 expanso, ad medium paulb pjvducto, suhangnlato. 



The removed Helicina. Shell reddish, rather trochi- 

 form, spirally obscure ribbed, obscurely bicari- 

 nated in the middle of the last whorl ; spire shortly 

 conical, acuminated ; aperture broad, golden within 

 outer lip reflected ; expanded, a little produced 

 and slightly angular in the middle. 



PoEV. Mem. Cub., vol. ii. p. 27, t. 8, f. 2G. 



Hab. Cuba. 



This species has not the hollow columella of Ihl. 



excavata. 



Species M9. (Fig. a, b. Mus. Brit.) 



IIi;licixa zi:imivi:ixa. Ilel. testd ,jloboso-^uhtrorhijormi, 

 la'rii/iilii, nihrd a I j/arii/,}, medio anfractunm et ad 

 suliiniiii alho J'asriiitii ; aperturd semilunari, 

 ciiliiiiiiild ad iinuiiirain iiirisd ; labio externa albo, 

 tiHiii, e.rjiaiisd. 



The Ztrini: IIelicixa. Shell globosc-subtrocliiform, 

 smooth, red or yellow banded with white in the 

 middle of the whorls and at the suture ; aperture 

 Semilunar, columella incised at the juncture ; 

 outer lip wliili'. thin, expanded. 



Dr.i.os. (_;u. ,in. .M;.-. Nat. Hist. 



JJe/irina tmpiai ? Cluiiinitz. 



Helicina iiinbeliana, Suwb. (first monograph). 



Hab. Texas. 



Species 1.50. (Fig. a, b, JIus. Brit.) 



lUidi 



Hkluixa tukiuxkela. Hcl. tesid viln 



Jtaridd, aiiiipresso-trochijornii, m,din an/rartu.i 

 nlUmi obtiisi ungnlatd. .^pird d,pr,sso-amicd ; 



ape, 



i, suhipiadrald, labio externa 



'itUll 



columella con- 



ineilio aiKjuIato, ad juueliii' 

 Jlucnti. 



The little-top Hklktxa. Shell minute, pale 

 yellowish, compressed trocliiform, obtusely angu- 

 lar in the middle of the last whorl, spire de- 

 pressed-conical ; aperture small, subquadrate, outer 

 lip rounded, angular in the middle, confluent with 

 the columella at the juncture. 



Pfeiffer. Proc. Zool. Soc, 1855. 



Hab. Sydney. 



Species 151. (Fig. a, Mus. Brit.) See fig b, in PL XIX. 



Helicina Cordillera. Hel. testd depresso-subtrochi- 

 fnrmi, ivbescenti, vel pallidefulvd, medio anfractuum 

 lineis rubris tribus spiraliter cinctd ; mifractu 

 ultimo lata, depi-esso ; aperturd nonnumpiam aured ; 

 labio externa expanso, albo, rejlexo. 



October, 1873. 



