26 



mediand pallide cinered ; ad peripheriam carinatd articuhfe macu- 

 latd ; ad hasin strigis rufo-fuscis radiatim dispositis ; umhilico 

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



Hab. ? Cab. Hinds. 



ITie base is distinctivel)' omamented with reddish-brown rays, 

 and the sąuare spots on the w'horls are some\vhat twin in their dis- 

 tribution, since they occupy corresponding situations in the two 

 upper narrow areas. 



CoRBULA, Bruguiere^. 



1. CoRBULA CRisPA. Corb. testd ovatd, solidd, albidd, antice roiun- 

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

 tundatis, dextrd eburned sulcatd, sinistrdfere Iceviyatd ; umbonibus 

 politis, eburneis. Long. 4į ; lat. 2į ; alt. 3 lin. 



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



2. CoRBULA ADUSTA. Coi'b. testd suhobUque trigond, lccvigald,fuscd, 

 subtumidd, antice rotundatd, postice subacuminald, ab umbonibus 

 angulatd; valvarum marginibus ventralibus acutis, productis ; um- 

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



Hab. New Zealand. Cab. Cuming. 



3. CoRBULA PROCERA. Corb. testd ovatd, Icevigatd, fuscd, antice 

 rotundatd, postice elongatd, subnasutd ; valvarum marginibus ven- 

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

 alt. 5 lin. 



Hab. ? Cab. Cuming. 



These t\vo species closely resemble each other, and both are pro- 

 bably estuary shells. 



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

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

 ventralibus inclausis ; antice rotundatd, postici' subnasute breviter 

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

 lat. 2 ; alt. 3 lin. 



Hab. ? Cab. Cuming. 



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



A Scalaria aurita, Thes. Conch. part 4. pi. 33. f. 62. Seal. testd 



Į elongatd, lavi, umbilicatd ; anfractibus rotundatis, contiguis ; va- 



ricibus Isvibus, decumbentibus, subnumerosis, prope suturam sub- 



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



riformi ; colore inter varices fulvo, fasciis tribus fitscis . 



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



keel on the lower \vhorl, 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 py ramidali, acuminatd,transversi minutissime striatd ; anfrac- 

 tibus numerosis, rotundatis, suturd distinctd ; varicibus simplicibus, 

 plenimgue temdssimis, nonnullis crassiuscvlis ; aperturd ovali, pos- 



