IIELIX §. 20. 
101 
Helix radiella Chemn. ed. II. Helix N. 561. i. 89. f. 12 — 15. 
— ... Fer. hist. t. 83. f. 3. 4. 
Habitat in insula Opara (Guining). 
V^52. 
jicmlato-cor 
H. costcllata Orbig;ny. ^ 
T. orbif^ulato-convexa, umbilicata, tenuis,^ depressa, costata, 
fusca; spira obtusa; anfr. 5; apertura rotunda; labrum tenue, 
acutum. — Long. 3, ait. 2 raill. (0.) 
Helix costellata (Helicella) Orb. synops. p. 5. 
— — Orb. voy. p. 232. t. 26. f. 6 — 9. 
— — var. a Desh. in Fer. hist p. 1 9. exclus. tig. 
Habitat Montevideo, republica Paraguayensi orientali (Orb.). 
Obs. Haec species a Cl. Deshayes cum H. epidermia Aut. (Nr. 302.) 
jungitur; difTerre autem videtur spira olovala, apertura minoro, olc. 
252”. H. lyrata Couthouy. ^ 
T. minuta, depressa, rufo-cornea, umbilicata; spirae anfr. 
4 cylindrici, striis elevatis, conferiis lyrati; sutura subcanaliculata ; 
apertura circularis; labrum simplex. — Lat. J/s, ait. '/20 poli. (G.) 
Helix lyrata Couth. mss. Gould 1846. Exped. shells p. 19. 
Habitat in Terra Ignis. 
Obs. «Num forte H. costellata Orb.?» 
/ 
253. H. pusilla Lowe. 
T. umbilicata, depressa, tenuis, rufescens, costulis distan- 
tibus, membranaceis superne instructa; spira vix elevata; sutura 
distincta, impressa; anfr. 3^/2 convexiusculi, ultimus non descen- 
dens, basi lae\ngatus; umbilicus angustus, pervius; apertura sub- 
circularis, vix lunata; perist. simplex, tenue, acutura. — Diam, 
maj. 2, min. iy4, ait. 1 miJI. (Coli. Nr. 134. Spec. Lowean.) 
II elix pusilla Lowe Faun. Mader. p. 46. t. 5. f. 17. (auct. ) 
— — Cheiun. ed. II. Ilclix N. 565. l. 89. f. 29 - 31. 
Euryomphala pusilla Beck imi. p. 9. 
Habitat in insulae Maderae sylvis. 
* 
254. H. Kochi PfV. 
T. umbilicata, globoso-dcpressa , solidula, oblique dislinclc 
striata, albida, fasciis pluribus rufis ad per4{)Keriapi^ornala'^ sjm . 
parum elevata , obtusiuscula ; anfr, 6’ convexi, senSrm accrcscciv- 
tes, ultimus subcylindraceus; umbilicus magnus, pervius; aper- 
tura lunalo-circularis, iulus concolor, nitida; perist. simplex, acu- 
tum, marginibus connivcntii)iis, dextro nntrorsum arcuato, colu- 
