Zoological Society. 441 



sulcis duabus cinctis, macidis rufo-fuscis subgeminis ornatis, area 

 mediand pallide cinered ; ad peripheriam carinatd articulate macu- 

 latd ; ad basin strigis rufo-fuscis radiatim dispositis ; umbilico 

 subpatido, crenis parvis albidis. Diam. 15, umbilic. 4 lin, 



Hab. ? Cab. Hinds. 



The base is distinctively ornamented with reddish-brown rays, 

 and the square spots on the whorls are somewhat twin in their dis- 

 tribution, since they occupy corresponding situations in the two 

 upper narrow areas. 



CoRBULA, Bruguieres. 



1. CoRBULA CRISPA. Corb. tcstd ovotd, solidd, albidd, anticc rotun- 

 datd, postice truncatd, ab umbonibus obtuse carinatd; valvis ro- 

 tundatis, dextrd eburned sulcatd, sinistrdfere Iccvigatd ; umbonibus 

 2)olitis, eburneis. Long. 4^ ; lat. 2^ ; alt. 3 lin. 



Hab. Island of Burias, Philippines. Cab. Cuming, 



2. CoRBULA ADUSTA. C'orb. tcstd subobliqi/r trigond, Iccvigatd, fused, 

 subtumidd, antic? rotundatd, postice subactfmi/iatd, ub umbonibus 

 angulatd ; valvarum marginibus ventral/bus acutis, productis ; um- 

 bonibus erosis. Long. 6 ; lat. 2^; alt. 5 lin. 



Hab. New Zealand. Cab. Cuming. 



3. CoRBULA PROCERA. Corb. tcstd ovatd, Iccvigatd, fused, antice 

 rotundatd, postice elongatd, subnasutd ; valvarum marginibus ven- 

 tralibus acutis, productis ; umbonihxis erosis. Long. 7 ; lat. 3 ; 

 alt. 5 lin. 



Hab. } Cab. Cuming. 



These two species closely resemble each other, and both are pro- 

 bably estuary shells. 



4. CoRBULA CARNOSA. Corb. tcstd ovatd, solidd, subcequilaterali, 

 pallidd, carnoso-roseo radiatd ; valvis ambabus sulcatis, marginibus 

 ventrcdibus inclausis ; antice rotundatd, postice subnasute breviter 

 attenuatd ; umbonibus Iccvigatis, ad angulos albidis. Long. 4^ ; 

 lat. 2 ; alt. 3 lin. 



Hab. ? Cab. Cuming. 



" Continuation of Mr. G. B. Sowerby's description of Scalaria." 



ScALARiA AURiTA, Thcs. Couch. part 4. pi. 33. f. 62. Seal, testd 

 elongatd, IcEvi, umbilicatd ; anfractibus 7'otundatis, contiguis ; va- 

 ricibus Itsvibus, decumbentibus, subnumerosis , prope suluram sub' 

 arcuatis, nonnullis crassis, pluribus tenuibus ; aperturd magnd, au- 

 riformi ; colore inter varices fulvo, fasciis tribus fuscis . 



In general form resembling Sc. lineatu of Say, but wanting the 

 keel on the lower whorl, and having a large open umbilicus. In 

 Mr. Cuming's collection ; from the coast of Coromandel, 



Scalaria immaculata, Thes. Conch, part 4. pi. 33. f. 58. Seal, 

 testd pyramidali, acuminatd, transverse minutissime striatd ; anfrac- 

 tibus numerosis, rotundatis, suturd distinctd ; varicibus simplicibus, 

 plerumque tenuissimis, nonnullis crassiusculis ; aperturd ovali, pos- 

 tice acuminatd, labio interna antice subincrassato ; umbilico medi- 

 ocri; colore albo. 



