492 Mr. E. A. Smith's Diagnoses of 



medio angulati, carinis tribus ciucti, suprema juxta suturam 

 dupliea, mediana maxima uodulis acutis 9 instructa, infima prope 

 suturam sita, inter carinas spiraliter striati; anfr. ultimus infra 

 carinam maximam 12-carinatus, carinis inferioribus 5 parvis 

 circa caudam sitis ; apertura parva, intus liris tenuibus 5-6 or- 

 nata, longitudinis totius g hand sequans ; collumella callo tenui 

 induta, superne juxta suturam tuberculata ; labrum tenue, ad 

 carinam mediocriter incisum; canalis brevis, reeurvus. 

 Long. 22 mill., diam. 8. 



Hah. Sandwich Islands. 



The central keel is formed of sharp, compressed, transverse 

 tubercles. The space between it and the lower keel is white. 



Pleurotoma zealandica. 



Testa valida, ovato-turrita, carneo-albida ; spira acuminata, gra- 

 data, apice fuscescente ; anfract. 10, primi 2| politi, vitrei, con- 

 vexi, caeteri convexiusculi, superne carinati et decliviter com- 

 planati (gradibus radiatim fortiter striatis), sulcis 2-3 (supremo 

 maximo, oblique fortiter striate) insculpti ; anfr. ultimus mag- 

 nus, aliquanto inflatus, basim versus contractus, sulcis circiter 

 12 fortibus, longitudinaliter striatis, ornatus ; apertura fusca, 

 ampla ; columella fuscescens, medio arcuata, interne obhqua, cum 

 labro canalem brevem leviter recurvum constituens ; cauda carina 

 parva, fusca circumdata ; incisura latiuscula, baud profunda, 

 pauluium supra ]abri medium sita. 



Long. 23 mill., diam. supra labrum 9. 



Hah, New Zealand. 



This species is remarkable for the tabulated whorls, the 

 tabulations being very strongly radiately striated, and some- 

 times furnished with a spiral liration, and the conspicuous 

 sulcations encircling the body-whorl. The slit in the labrum 

 is situated just below the broad furrow which grooves the 

 upper part of the whorls. 



Pleurotoma [Drillia) chocolatum. 



Testa fusiformis, nitens, saturate purpureo-fusca, zonis angustis 

 tribus mode supra costas parentibus ornata ; anfract. 12, primi 

 2-3 convexi, Iseves, cseteri superne concavi, deinde convexiusculi, 

 infra excavationem costis rotundatis paucis (in anfr. ultimo 9 ad 

 peripheriam obsoletis) instructi, striis exilibus paucis spiralibus, 

 sed baud in concavitate, insculpti ; anfr. ultimus infra periphe- 

 riam valde angustatus, ubique transversim striatus vel Uratus ; 

 apertura intus purpureo-fusca, longitudinis testae ad |- eequans ; 

 labrum tenue, medio extans ; sinus mediocriter profundus ; cana- 

 lis obliquus, reeurvus. 



Long. 21 mill., diam. 7. 



Hah. Goza Harbour, Japan. 



The dark chocolate-colour, with the three yellowish spots 



