COLUMBELLIDA. L79. 
straight ; outer lip nearly straight, crenulated within. C. rugosa, 
Sowb. (lvi, 838). 
SEMINELLA, Pease, 1867. (Cytharopsis, Pease, 1867.) Shell 
small, fusiform, longitudinally costate; lip slightly emarginate 
above, lirate or denticulate within. C. gracilis, Pease (lvi, 84). 
MITROPSIS, Pease, 1867. Shell fusiform, longitudinally more 
or less costate or plicate; aperture narrow; lip dentate, sinuate 
above; columella callous, plicate. Described as a group of 
Mitridz, but appears to be more nearly related to the Colum- 
bellas. C. fusiformis, Pease (lvi, 95). 
CONIDEA, Swainson, 1840. (Pyrene [Bolten], H. and A. Ad., 
1853. Conella, Swainson, 1840.) Shell fusiform; inner lip 
reflected in front ; outer lip crenulated within. C. tringa, Lam. 
(lvi, 85). OC. Philippinarum, Reeve (lvi, 86). 
META, Reeve, 1859. (Conella, H. and A. Adams, not Swainson, 
1853.) Shell conoid, regularly attenuated towards the base, spire 
rather short, generally superficially channeled; aperture elon- 
gated, narrow, interior with revolving short ridges near the 
margin. 6sp. So. Africa, W. Indies, Java, Philippines. (. coni- 
Jormis, Sowb. (lvi, 94). 
STROMBINA, Morch, 1852. Shell fusiform, turriculated ; spire 
sharp; whorls gibbous, nodulous; inner lip with a rather thick 
callus ; outer lip thick, sometimes sinuous behind ; anterior canal 
well-formed. C. lanceolata, Sowb. (Ivi, 87). 
AMYCLA, H. and A. Adams, 1853. Shell bucciniform, smooth, 
solid; aperture oval; columella smooth, truncated in front; outer 
lip arcuated, crenulated within. C. dermestoidea, Lam. (lvi, 88). 
AsTYRIS, H. and A. Adams, 1853. Oval-fusiform, smooth or 
transversely striated; aperture oval; inner lip smooth, not 
callous; outer lip sinuous posteriorly, crenulated within.  C. 
Clausilixforme, Kiener (lvi, 89). 
sopus, Gould, 1860. Shell fusiform, gibbous, broadly truncate 
in front; aperture lunate, with a posterior callus on the body; 
columella smooth, vitreous; suture abnormally arcuate near the 
aperture. Animal white; foot emarginate in front, obtuse behind, 
bearing a corneous flabelliform operculum; head small; tentacles 
short, broad, eyes in the middle; siphon wide, short. Said to 
be intermediate between Columbella and Mitra. 4. Japonicus, 
Gould. 
Enorna, Gray, 1839. 
Distr.—45 sp. Tropical; Indo-Pacific, Polynesia, Panama, 
West Indies, etc. LH. trifasciata, Reeve (lvi, 90). 
Shell ovate-conic; spire sharp, with longitudinal nodulous ribs, 
decussated by revolving lines; aperture narrow, with several 
oblique plications in front; outer lip rather thick, inflected or 
callous in the middle, crenulated within. 
PusIostoMA, Swainson, 1840. Shell ovate; inner lip granulose; 
