238 ACllATINELLA §. 2. 



14. A. Mighelsiana Pfr. 



T. ovato-coniformiS;, laevigatji, opaca, nitida, nivea, slrigis 

 cinereis variegata; spira conica, apice acutiuscula; sutura sub- 

 marginala; anfr. 5'/a convexi, ultimus infra medium linea nigri- 

 cante (interdum duplicata) cinctus; piica columeliaris valida, den- 

 liformis, basi castanea; aperlura semiovalis, fusco-marginata; 

 perist. simplex, acutum. — Long. -17, diam. 8 mill. Ap. 8/2 mill. 

 longa, 4 lata. (Mus. Cuming.) 



Achatinella Mighelsiana Pfr. in Proc. Zool. Soc. 1847. 

 Ilabitat in ins. Sandvvich. Molokai. 



Obs. Difreit a praecedentibus anfiactibus convexis etc. 



.* * 



* 



15. A. gravida (Helix) Ferussac, >}- 



T. sinistrorsa, inflata, striatula; spira conica, acuta; epider- 

 mide brunneo-fugaci; anfr. 5/4; suturis non duplicatis; apertura 

 semilunata, all)a; perist. intus incrassato; columella alba, costa 

 dislincta munita; rima umbilicali. (Fer.) — Long. 24, diam. ISmill. 

 Ap. 10 mill. longa, 6 lata. (ex ic.) 



Helix gravida (Cochlogena) Fer. hist. t. 135. f. 3. 



— — (Helicteres) Fer. in voy. de Frevc. Zool. p. 478. t. 68. 



f. 4. 5. 

 Bnlimm gravidus Pfr. Symb. L p. 82. II. p. 1 15. 

 Achatinetla gravida Pfr. in Proc. Zool. Soc. 1845. p. 90. 

 Ilabitat in insulis Sandwich. 



IG. A. dccora (Helix) FerussaC 



T. sinistrorsa, globoso-acuminata, solida, albida, fasciis brun- 



neis cincta; anfr. 5%, superiores plani, 2 ultimi convexi; sutura 

 marginata; columella superne valide dentata, apertura obverse 

 'auriformis; perist. subincrassatum, intus violaceo-labiatum. — 

 Long.lSVa, diam. 12milI.Ap.intus8y2 mill.longa, Slata. (Goll.Nr. 8.) 

 Helix decora (Cochlogena) Fer. pr. 430. Hist. t. 155. f. 5 — 7. 



— — (Helicteres) Fer. in voy. de Freyc. Zool. p. 478. 

 Achatifia decora Gray in Ann. of Phil. New ser. IX. p. 414. 



— — Rnsier t. 8. f. M. 12. 



Achatinella perversa Sivains. Monogr. p. 84. 



— — Sivains. Zool. 111. IL t. 99. f. 2. 



— decora Jay catal. 1839. p. 58. 



— vestita Mighels in Bost. Proc. 18 45 p. 2 0. *) 



*) Shell sinistral, acuminate-conical, light brown, or white, with beauliful, 

 narrow, dark brown bands, niore or less numerous, imperforale; whorls 6, con- 

 vex; aperture semilunate; Hp reflecled. Avera^e length 1 inch , diani. % inch. 

 (Migli. 1. c.) 



