HELIX &$. 85. 219 
1786. H. W'elwitschi Morelet. 
«T. imperforata, rarius subperforata, globoso-conoidea, so- 
lida, strigis incrementi lineisque spiralibus, fortioribus, confer- 
tim granulato-decussata, saturate castanea; spira conoideo- 
rotunda, apice obtusa; anfr. 5!/5, priores parum convexi, plane 
marginati, ultimus peripheria perumque angulatus vel carina 
filari munitus, subtus planulatus, antice breviter descendens; 
apertura perobliqua, rhombeo-lunaris, intus violaceo-fusca et 
margaritacea; perist. crassum, carneum, margine columellari 
tuberculoso, cum altero angulo emarginato juncto. — Diam. 
maj. 214, min. 48, alt. 15 mill.» (M.) 
Helio Welwitschi Morelet in Journ. Conch. XIV. 4866. p. 153. 
Habitat in insula San-Thomé sinus Guineensis (Dr. Welwitsch). 
17874. H. subtussulcata Wight. 
T. imperforata, conoideo-semiglobosa, solida, striis inere- 
menti et liris spiralibus tenuibus decussatula, pallide fulva, 
fasciis 9 castaneis ornata; spira convexa, vertice minuto; anfr. 
6 convexiusculi, penultimus carinatus, ultimus latere aperturae 
opposito compressus et subtus fossa profunda arcuata notatus; 
apertura perobliqua, rotundato-lunaris; perist. callosum, car- 
neum, breviter reflexum, margine columellari lato, vix arcuato, 
declivi. — Diam. maj. 35, min. 31, alt. 22 mill. (Coll. Nr. 851.) 
P. Minor, spira elevatiore; diam. maj. 28, min. 25, alt. 
90 mill. 
Heliaoc subiussulcata Wright mss., teste Gundl. in litt. 
— — Pfr. in Malak. Bl. X. 1863. p. 199; XL 
1864. p. 124; Novit. conch. p. 235. Nr. 338. 
t. 61. £. 1—3. 
Habitat in parte occidentali insulae Cubae (Wright). 
* 
1488. (1330.) Parraiana Orb. (Coll. Nr. 852.) Thelidomus A?. 444. — 
Cuba. (I. 227.) 
1739. Hi. Mitchellae Cox. 4| 
«Hel. testa imperforata, subgloboso-turbinata, oblique con- 
centrice striata, sub lente minute granulata; intense castanea, 
duabus lineis nigris, et duabus luteis fasciata; spira elevata; 
anfractibus septem convexiusculis, ultimo angulato; apertura 
obliqua, transversim - ovali, labro reflexo, intus intense lilacea, 
marginibus callo junetis. — Diam. maj. 4,056, min. 4,050, alt. 
1,015 unc.» (C.) 
