147 



sulcis concavis sejunctis ; anfr. 5 -{- ventricosis. Apertura rotun- 

 dato-ovalis, peritremate integro antice vix sinuato ; labro crasso, 

 expanso, carinis dentato, extrorsum varicoso. Axis 4 ; diara. 

 1 -4- millim. Dredged in Hong Kong Harbor. W. S. 



Curious for its dusky exterior and prominent keels like a mi- 

 nute Planaxis. 



Alvania fdsca. T. crassa, ovato-acuminata, rufa, fills vol- 

 ventibus (8) et filis longitudinalibus majoribus (20) cancellata 

 intersectionibus gemmulatis ; anfr. 8 convexis, ultimo antice con- 

 stricto. Apertura angusta, ovata, effusa ; peritremate continuo ; 

 labro acuto, extrorsum varicoso. Axis 5 ; diam. 1.5 millim. 

 Dredged in Hong Kong Harbor. W. S. 



Resembles the preceding in color, but is more elongated and 

 differently sculptured. 



Cingula (?) atomaria. T. minutissima, solida, conica, 

 flavido-aurantia, apice obtuso ; anfr. 5 planulatis, suturis impressis ; 

 ultimo ad peripheriam subangulato. Apertura suborbicularis, 

 labro postice incumbente. Axis 1.5 ; diam, 1 millim. Inhabits 

 China Seas. W. S. 



The apex decides it to be a Rlssoid, though its general aspect is 

 that of Aurieulina, and by the contraction of the aperture it ap- 

 proaches Nematura. 



Obeliscus ornatus. T. parva, solida, nitida, elongato-con- 

 ica, exalbida vel carneola, linea rufa postsuturali et striis confer- 

 tis exilissimis cincta; anfr. 14 planulatis; sutura canaliculata. 

 Apertura rotundato-ovata antice angulata ; columella plica post- 

 ica et plica mediana inconspicua munita. Axis 16; diam. 6 

 millim. Inhabits China Seas. W. S. 



Characterized by its numerous whorls and brown thread. It 

 has the form and size of 0. retictdatus, A. Ad., and if not new, 

 must be a variety of that species. 



Obeliscus buxeus. T. crassa, acute conica, buxea ; anfr. 10 

 planulatis, ultimo ad peripheriam angulato ; sutura profunda, an- 

 gulata. Apertura subquadrata ; labro acuto ; columella plica, 

 solitaria subparietali munita. Axis 6.5 ; diam. 2 millim. Inhab- 

 its China Seas. W. S. 



Known by its peculiar color and solitary plait. 



