HELICINA.— Plate XX. 



lineis rubris minutis reticulata, hinc infrd aurantiA, 

 columella recta, labia extemo am-antio, planulato, 

 rejlexo, medio angulato. 



The pleasing Helicina. Shell angular, somewhat 

 rhomboidal, above and a little below the medial 

 angle pink reticiilated with minute red lines, 

 thence below orange ; columella straight, outer 

 lip orange, flattened, reflected, angidar in the 

 middle. 



Pfeiffek. Proc. Zool. Sec, 1848. 



Helicina purpureo-Jiava, Morelet. 



Hab. Honduras Bay. 



Species 178. (Mus. Brit.) 



Helicina sanguinea. Hel. testd clepressd, suhrliom- 

 ioided, auranitd ; spird depresso-conicd ; ultimo 

 anfractu medio obtuse angulato ; callo ventrali 

 expanse, rolundo, albo, columelldparvd, adjuncturam 

 incisd ; labia externa j)lanulato, rejlexo. 



The bleeding Helicina. Shell depressed, subrhom- 

 boidal, red-orange ; spire depressed- conical ; last 

 whorl obtusely angular in the middle ; ventral 

 callus expanded, rounded, white, columella small, 

 incised at the juncture ; outer lip flattened, 

 reflected. 



Pfeiffer. Proc. Zool. Soc, 18-48. 



Uab. Honduras. 



Species 179. (Mus. Brit.) 

 Helicina Guadaloupensis. Hcl. testd compressd, an- 

 gulaid, Jlavida-subviridi, vel castatieu ; spina 

 depresso-conicd, anfractibus convcxiiisculis ; ul- 



timo anfractu lata, compresso, medio obtuse angu- 

 lato/ callo ventrali parvo, albo, rotunda ; columelld 

 infrd sidiangvjat't, labio extcrno aiirantio, angvsto, 

 subrotundo. 



The Guadaloute Helicina. Shell compressed, angular, 

 greenish-yellow, or chestnut ; spire depressed- 

 conical, whorls rather convex; last whorl broad, 

 compressed, middle obtusely angular ; ventral 

 callus small, white, rounded ; columella slightly 

 angular below, outer lip orange, narrow, rather 

 rounded. 



SowEUBY. MoDog. Helicina. Thes. Conch., Sp. 279. 



Helicina rufa, var., Pleifi:er. 



Hah. Guadaloupe. 



Species 180. (Fig. a, b, Mus. Brit.) 



Helicina neritella. Hcl. testd globosd, temri, Icrvi- 

 gatd, ritbro spiraliter hifasciatd, vel infrd nudium 

 unifasciatd, supra maculis undulatis variegatd ; 

 spird subdepressd ; anfractibus paucis, convcxiiis- 

 culis, ultimo anfractu magna, inflato, siibdepresso / 

 columelld suhtrigond, planulatd ; labia crterno 

 albo, complanato, expanso, reflexo. 



The little nerite Helicina. Shell globose, thin, 

 smooth, with two red spiral bands, or single 

 banded below the middle and variegated with 

 undulating spots above ; spire rather depressed ; 

 whorls few, rather convex, last whorl large, 

 inflated, a little depressed ; columella subtrigonal, 

 flattened; outer lip white, flattened, expanded, 

 reflected. 



Lamauck. Hist. Nat. Anim. s. Vert. 



Hab. Jamaica. 



