1872.] MR. H. ADAMS ON NEW LAND AND MARINE SHELLS. 13 



Cylindrella (Holospira) gealei, sp. nov. (Plate III. fig. 19.) 



C. testa minute perforata, cylindracea, solida, oblique striata, al- 

 bida; spira oblonga, apice conico, acutiusculo, flavido ; anfr. 12- 

 13, planiusculis, superne subangulatis, ultimo paulum ascendente, 

 antrorsum breviter soluto ; apertura angulato-circulari ; perist. 

 continuo, undique expanso et rejlexiusculo. 



Long. 15, diam. 5| mill. 



Hab. Putla, Oaxaca, Mexico (coll. H. Ad.). 



Cylindrella (Urocoptis) decurtata, sp. nov. (Plate III. 

 fig. 20.) 



C. testa arcuato-rimata, sub cylindracea, truncata, tenuiuscula, levi- 

 ter oblique plicata, pallide rufo-fulva ; sutura impressa ; anfr. 

 superst. 6-7, subplanulatis, superne paulum angulatis, ultimo an- 

 tice breviter soluto, non descendente, dorso et basi levissime filo- 

 carinato ; apertura parum obliqua, subcirculari ; perist. breviter 

 expanso et rejlexiusculo, albido. 



Long. 28-29, diam. 10 mill. ; ap. diam. 6 mill. 

 Hab. Putla, Oaxaca, Mexico (coll. H. Ad.). 



Pupinopsis morrisonia, sp. nov. (Plate III. fig. 21.) 



P. testa rimata, pupceformi, solida, oblique capillaceo-striata, pallide 

 fulva ; spira oblongo-conica, apice acutiusculo, sutura impressa ; 

 anfr. 7\, convexiusculis, ultimo basi juxta rimam cristato ; aper- 

 tura verticali, circulari, bicanaliculata ; perist. duplici, interno 

 obtuso, porrecto, sinum superiorem circumveniente, externo ex- 

 panso, reflexo, superne cum interno conjuncto, canalem basalem 

 callo circumvallente. 



Long. 12, diam. 5 mill. 



Hab. Mount Morrison, Formosa (Mr. Swinhoe). 



Diplommatina concinna, sp. nov. (Plate III. fig. 22.) 



D. testa dextrorsa, non rimata, ovato-fusiformi, tenui, costulis te- 

 nuibus distantibus sculpta, pallide cornea ; spira subconica, apice 

 obtuso, sutura impressa; anfr. 6, convexis, antepenultimo paulum 

 tumidiore, ultimo ascendente; apertura subverticali, rotundo- 

 lunari, plica columellari valida, conspicua ; perist. duplici, interno 

 vix elevato, externo expanso, subrejlexo, angulo subtus producto, 

 margine columellari sinuato, angulo subtus desinente ; callo parie- 

 tali tenui, mediocriter expanso. 



Long. 3, diam. 1| mill. 

 Hab. Borneo (coll. H. Ad.). 



Raeta grayi, sp. nov. (Plate III. fig. 23.) 



R. testa tenui, fragili, ovato-trigonali, ventricosa, postice hiante, 

 concentrice plicata, Candida; umbonibus subtnedianis ; lutere an- 

 tico rotundato ; latere postico angustato, compresso, subti-uncato ; 

 margine dorsuli antice arcuato, postice subrecto. 



Long. 35, alt. 28, lat. 20 mill. 



Hab. Borneo (coll. If. Ad.). 



