350 
HELICINA §. 3. 
Helicina soliduia Gray in Zool. of Beech, voy. p. 146. t. 38. f. 26. *) 
— — Sow. Thes. N. 7. p. 3. t. 2. f. 52 — 54. **) 
— — Chemn. ed. II. N. 18. p. 21. t. 2. f. 26 — 29. 
Habitat in insula Elizabethae (H. Cuming). 
586 23. H. lens Lea. f 
T. parva, lenticularis , supra lutea, subtus rufa; anfr. 3, 
quorum inferior carinatus; spira plano-convexa ; apertura dila- 
tata; labrum crassum; columella subcallosa et luteola. — 
Diam. */ 20 , long. 4 / 20 poll. (Lea.) 
Helicina lens Lea Observ. I. p. 161. t. 19. f. 56. ***) 
— — Sow. Thes. t. 1. f. 48. 
Habitat in insulis Feejee. 
587 24. M. const ricta Pfr. 
T. parva, lenticularis, crassa, sublaevigata , non nitida, 
opaca, albida, lineis undulatis rubris picta; spira vix elevata, 
obtusa; anfr. 4‘/ 2 planulati, ultimus angulatus, basi subturgi- 
dus, pone aperturam constrictus; apertura obliqua, subtrian- 
gularis, intus rubra; columella simplex, callum crassiusculum 
albidum retrorsum emittens; perist. simplex, obtusum, latere 
dextro rotundatum. — Operc. tenuiusculum, semiovale, succi- 
neum. — Diam. maj. 6, min. 5, alt. 3‘/., mill. (Coll. Nr. 32.) 
Helicina constricta Pfr. in Proc. Zool. Soc. 1848. p. 120. 
— — Chemn . ed. II. N. 19. p. 22. t. 7. f. 37-39. 
j5. Callo basali igneo : 
Helicina rhodostoma Migh. in sched. Cuming. Nec Sow. 
Habitat in insulis Sandwich. 
588 25. IS. lenticularis Sowerby. f 
T. globoso-lenticularis, carinata, laevis, superne aurantiaca ; 
sutura alba; apertura extus angulata; subtus pallida, convexi- 
*) T. subglobulari , glabra, solida, crassa, flava; anfr. 4 subventrosis, 
ultimo magno, obtuse carinato ; apertura parva, margine externo obtuse an- 
gulata; peristomate crasso. (Gray 1. c.) 
**) T. crassa, depresso - conica; anfractibus carinatis ; labio interno 
calloso, externo crasso, prope columellam sub - coarctato. (Sow. 1. c.) 
***) The lenticular form and sharp carina of the body whorl distin- 
guish this species. Within it is orange , and about the base of the shell 
there is a disposition to yellow. (Lea 1. c.) 
