93 
20. Hexicina articuuaTa, Pfr. H. testa sublenticulari, cari- 
nata, tenui, striatula, nitida, rubello-fusca, pallidius strigata, 
fasciis 2, castaneo et albo articulatis ad suturam et carinam 
ornata; spira convexiusculo-conoidea, acuminata; anfr. 43 
subplanis, sensim accrescentibus, ultimo infra carinam sub- 
acutam convexo; columella breviter recedente, callum emit- 
tente tenuem, albidum, sulco levi eircumscriptum ; apertura dia- 
gonali, subtriangulari; perist. simplice, recto, acuto, margini- 
bus viz arcuatis. 
Diam. maj. 5, min. 44, alt. 3 mill. 
Hab. Tanna, New Hebrides. 
21. Hexicina riparia, Pfr. A. festa conica, tenuiuscula, ob- 
lique striatula, alba; spira conoidea, acutiuscula; anfr. 55 
convexiusculis, sensim accrescentibus, ultimo spira breviore, basi 
subconvexo ; columella a basi rectangule descendente, breviter 
recedente, callum emittente tenuem, circumscriptum ; apertura 
via obliqua, fere semicirculart ; perist. simplice, undique brevi- 
ter expanso. 
Diam. maj. 7, min. 64, alt. 5 mill. 
Hab. Calamar, on the banks of Magdalena River, New Granada. 
22. Henicina roveata, Pfr. WH. testa orbiculato-conoidea, 
tenuiuscula, sublevigata, nitidula, flava vel fusco-rubella, ple- 
rumque fasciis saturatioribus et pallidis ornata; spira convexa, 
submucronata; anfr. 53 convexiusculis, sensim accrescentibus, 
ultimo non descendente, basi convexiore, fovea profunda juxta 
columellam brevem, subdenticulatam notato; apertura parum 
obliqua, semiovali ; perist. tenui, undique vix expansiusculo. 
Diam. maj. 73, min. 7, alt. 43 mill. 
Hab. St. Thomas, West Indies. 
23. Hexicina conorpEA, Pfr. H. testa conoidea, tenuiuscula, 
subscabre striata, vix nitidula, pallide corneo-grisea ; spira re- 
gulariter conoidea, acutiuscula ; sutura leviter impressa ; anfr. 
4% subplanulatis ; sensim accrescentibus, ultimo utrinque con- 
vexiore, peripheria subcarinato ; columella brevi, deorsum atte- 
nuata, callum basalem emittente tenuem, circumscriptum; aper- 
tura diagonali, integra, subtriangulari ; perist. simplice, mar- 
gine supero vix expanso, basali subincrassato, refiexiusculo. 
Diam. maj. 53, min. 43, alt. 35 mill. 
Hab, Barbadoes, West Indies. 
4, LiMN#%ACEA NOVA COLLECTIONIS CUMINGIAN. 
Descrirsit Dr. Guin. DuNKER. 
1. Puysa Satueana, Dkr. PA. testa ovato-acuta, fusco-cornea, 
mucronem versus obscuriore, nitidissima, subdiaphana, tener- 
rime striata, fere levigata; spira conica, apice paulum obtusa ; 
anfractibus convexiusculis, sutura albida, perparum impressa 
