144 Zoological Society. 



bus senis, granulosis, tuberculato-costulatis, supern^ angulatis ; 

 suturd lined granulosd instructd ; aperturd parvd, oblongd ; labro 

 intHs Imn; canali brevi effuso. Axis 2^ lin. 



Hab. Straits of Macassar. From ten fathoms ; coarse sand. 



Clavatula dentifera. Clav. testa elongatd, acuminatd ; anfrac- 

 tibus quinis, costulatis, lineis transversis decussatis ; costulis nume- 

 rosis, parvis, angnstis, suturam incurrentibus ; aperturd oblongd ; 

 labro crenulato, inferne dilatato et dentifero ; columelld infern^ 

 dente parvo ; canali breviusculo. Axis 3 lin. 



Hab. North coast of New Guinea ; Straits of Malacca. From five 

 to seventeen fathoms ; mud, 



Clavatula glumacea. Clav. testa elongatd, pallida, nitidd ; an- 

 fractibus senis costulatis, transversim striatis ; costulis brevibus, 

 rotundatis, suturam simplicem incurrentibus ; aperturd oblongd, 

 fused; labro inths lavi ; canali breviusculo. Axis 3 lin. 



Hab. North coast of New Guinea. From twenty-two fathoms ; 

 mud. 



Clavatula quisqualis. Clav. testa fusiformi, acuminatd, nitidis- 

 simd ; anfractibus octonis, superne Icevigatis, inferne costulatis ; 

 costulis brevibus, obliquis, acutis ; lineis albis sinuosis longitudi- 

 naliter instructis ; aperturd ovatd ; sinu laterali rotundo ; labro 

 tenui, acuto, intils Icevi ; columelld marginatd ; canali brevi, effuso, 

 recurvo. Axis 4| lin. 



Hab. Gulf of Papagayo, Central America. From eight to fourteen 

 fathoms ; mud. 



Clavatula retusa. Clav. testd parvd, obesd, aurantiacd ; anfrac- 

 tibus septenis, costulatis, transversim striatis ; costulis rotundatis, 

 confertis ; spird conicd ; suturd simplici ; apice purpureo ; aperturd 

 oblongd; columelld contortd ; canali breviusculo. Axis 2^ lin. 



Hab. Straits of Macassar. From ten fathoms ; coarse sand. 



Clavatula impressa. Clav. testd fusiformi, acuminatd, rosed; 

 anfractibus nonis, tuber culato-costatis, transversim striatis ; cos- 

 tulis acutis, obliquis, albidis ; anfractds ultimi dorso picto, ecostu- 

 lato ; aperturd ovali ; labro tenui, acuto, intiis Icevi ; canali mediocri. 

 Axis 4| lin. 



Hab. Gulf of Papagayo, Central America. From eight to four- 

 teen fathoms ; mud. 



Clavatula neglecta. Clav. testd fusiformi, gracili, fused; an- 

 fractibus nonis, costulatis, lineis elevatis decussatis ; costulis bre- 

 vibus, rotundatis; suturd lined elevatd instructd, infrd prope 

 leevigatd ; aperturd ovatd, obliqud ; sinu laterali pone suturam ; 

 labro incrassato, inflexo ; canali mediocri. Axis 5 lin. 



Hab. Gulf of Nicoya, Central America. Under stones at low 

 water. 



Clavatula rigida. Clav. testd ovatd, retusa; anfractibus quinis, 

 costulatis, superne angulatis, transversim striatis ; suturd sim- 

 plici ; aperturd oblongd, labro crenulato ; columelld rugosd; canali 

 brevi. Axis 2\ lin. 



Hab. Panama. 



