ACHATINELLA §. 3. 4. 241 



Helix textilis (Helicteres) Fe7\ in voy. de Freyc. Zool. p. 482. 

 Helicteres textilis Beck ind. p. 51 . N. H . 

 Habitat in insulis Sandwich. 



Obs. Ab auclore inter H. ventulum et tristem enumerata. 



23. A. ventulus (Helix) Ferussac...^';/;,:?<^^'i^'^"^A 



T. ovata, striatula, epidermide fusca induta; anfi\ 6, ultimi 

 2 convexiusculi, ultimus V3 longitudinis vix superans; columella 

 brevis, basi lamella contorta , dentiformi , acuta instrucla; aper- 

 tura ovalis; perist. simplex, intus subincrassatum. — Long. M-'/-j, 

 diara. 8 milL Ap. 6/2 mill. longa, raedio 3% lata. (CoU. Nr. 12.) 

 Helix ventuhis (Cochlogena) Fer. pr. 437 et Mus. ! 



— — (Helicteres) Fer. in voy. de Freyc. Zool. p. 481. 



Helicteres ventulus Beck ind. p. 51 . N. 12. 

 Bulimus ventulus Pfr. Symb. IL p. 53. 

 Achatinella microstoma Gould in Bost. Proc. 18 45. p. 28. 

 — ventulus Pfr. in Proc. Zool. Soc. 1845. p. 89. 



Habitat in insulis Mariannis: Guara (Fer.). 



24. A. nucleola Gould. 



T. ovata, brevigj solida, oblique striatula, nitida, fusca; spira 

 conica, acutiuscula; anfr. 6 convexiusculi, ultimus '/3 longitudinis 

 vix superans, subglobosus; columella breviter arcuata, acute den- 

 tata ; apertura rotundato-lunaris; perist. simpiex, album. — Long. 

 1 1 , diam. GV^ milL Ap. iVs mill. longa, 3 lata. (Mus. Cuming.) 



Achatitiella nucleola Gould in Bost. Proc. 1845. Jan. p. 2^. 



brevi^Pfr. in Proc. Zooi. Soc.4846. p. 90; ■^y^^rv^fe-^^-y. --- 



Habitat in insulis Sandwich. /J^i/^.-^S^f' t(J-yi 



§.4. 



25. A. pyramis Pft-. /;vj.-g'^g^jj:^ 



T. ovato-pyramidata, levissime striata, diaphana, virenti- 

 cornea; spira pyramidata, apice acuta; sutura linearis, anguste 

 raarginata; anfr. 8 plani, ultimus ^8 longitudinis subaequans; co- 

 lumella brevissime arcuata, plica dentiformi coraplanata , acuta 

 munita; apertura ovalis; peiist. simplex. — Long. 12, diani. 

 5/2 mill. Ap. V/2 mill. longa, 2^4 lata. (Mus. Cuming.j 



Achatinella pyramis Pfr. in Proc. Zool. Soc 18 45. p. 9 0. 

 Habitat . . . ? 



26. A. corneola Pft*. i ?^, 



T. ovato-oblonga, levissime striatula, pellucida, mtida, cor- 

 nea; spira' turrito-conica , apice obtusiuscula; sutura subsimplex; 

 IL 16 



