418 ^Ir. K. A. Smith on Gasteropoda 



uodulis fliivicantibus ornata ; anfract. 10-11 supra paululum ox- 

 cavati, medio aiigulati, supcrne ad suturam carina parva, pallida, 

 subuodosa cincti, circa medium nodulorum Havicantium circiter 

 15 serie onuiti, liris spiralibus ad (inferioribus duabus infra 

 nodulos sitis quam caHeris niajoribus, tubc'rcidis(iuc parNns munitis) 

 suceincti ; anfr. ultimus liris a nodulis deseeiidentibus aliisque 

 spiralibus concinnc nodose clathratus ; apertura fusca, intus lirata, 

 longitudinis totius ^ paulo supcrans ; canalis perbrevis, latu8 ; 

 sinus latus, supra nodulorum scriem situs. 

 Long. 13 mill., diam. 4. 



Hah. Oitsliiuia Harbour, 8 fatlionis ; Tsusima Strait, 9 

 fathoms; Matoza Harbour, 6 fathoms. 



The lirations within the aperture are more distinct in some 

 examples tlian in others. 



IG. Pleurotoma [■ ?) tuherosa^ sp. nov. 



Testa elongata, fusiformis, turrita, albida, apice fuscescens, strigis 

 fuscis inter cost as variegata ; anfr. 12, primi duo vitrei, politi, 

 globulares, cocteri couvexiusculi, infra suturam undosam carinatam 

 leviter constricti et canaliculati, infra canalem costis crassis sub- 

 obliquis (in anfr. superioribus nodulosis) (una hie illic quam 

 caeteris majore tubcrosa et fusca) instructi, spiraliter pnecipue 

 inter costas striati ; anfr. ultimus circa peripheriam albo zonatus, 

 co.stis ad 10 versus basim obsolctis, una post labrum maxima, 

 fusca ; apertura parva, alba, zonis duabus interruptis macularum 

 extcrnarum intus vaiicgata, longitudinis totius ^ a^quans ; colu- 

 mella callo crassiusculo amicta, ad suturam tuberculata ; canalis 

 brevis, recur\'us ; labrum medio prominens superne valde sinuatum. 

 Long, 22 miU., diam. 7. 



Hah. Ooshima Harbour, 8 fathoms ; Matoza Harbour, 6 

 fathoms ; Goza Harbour, 6 fathoms. 



This species possesses the general aspect of vancosa, Reeve ; 

 it is, however, distinct. The brown swellings or varices (in 

 varicosa white), the brown apex, small aperture, and white 

 band around the peripheiy easily separate this form. 



17. Pleurotoma ( ?) erosa^ Schrenck. 



Pleurotoma (Clavatula) erosa, Schrenck, Reisen u. Forsch. im Amur- 

 Lande, pi. 17. f. 5-7. 



Hah. Nemero, East Yesso, 3 to 4 fathoms ; off Cape Blunt, 

 35 fathoms ; Yamada Harbour, 7 fathoms ; east of Niphon, 

 lat. 34° 6' N., long. 136° 15' E., 11 fathoms. 



Shell shortly fusiform, purplish brown, varying from half 

 an inch to an inch in length. The whorls are angled at the 

 middle, longitudinally ])licated and transversely sulcated. The 

 aperture is purplish brown, the notch of the labrum very slight, 

 and the canal \CYy short. 



\ 



