EMARGINULA.— Plate TII. 



medial, reoiirved, back convex; fissure incised, 

 elongated. 

 A. Adams. Proc. Zool. Soc, 1851. 



Hab. ? 



The locality of this remarkable shell in the Cumin- 

 gian collection is not known. 



Species 19. (Mns. Brit.) 



Emarginula Austkalis. Emu. irstd conlca, clevatd, 

 rotundatim ovaid, jmllide fulrd, costis radiantibus 

 scabris iruBqualihis, et lineis concentricis dccussatd, 

 costis tnhus aniicis magnis ; apice paulo post- 

 mediano, recurvo, acumiiiato, elevato ; jissurd brcvis- 

 simd. 



The Australian Emarginula. Shell conical, elevated, 

 roundly ovate, pale fulvous, decussated with 

 uneqtial radiating and concentric lines, three 

 anterior ribs large; apex a little post-medial, 

 recurved, acuminated, elevated ; figure very short. 



QroY ET GADtARD. Voy. Astr. 



Hab. Australia. 



Species 20. (Mus Brit.) 

 Emarginula planulata. Ema. testa depressd, paUid'c 

 fulvd, postice puinulatd, productd, antice brevi, 

 convexiusculd ; costis numerosis subcequalibus, de- 



pressis radiatd ; apice remiriw, muUo anf-mediano ; 

 Jissurd incisd, elongatd. 



The flattened Emarginula. Shell depressed, pale 

 fulvous, posteriorly flattened, produced, anteriorly 

 short, rather convex ; rayed with numerous nearly 

 equal depressed ribs ; apex recurved, very ante- 

 medial ; fissure incised, elongated. 



Akthui: Adams. Proc. Zool. Soc, 1851. 



Ilab. Philippines. 



This species difl^ers from Emargimda incisura prin- 

 cipally in the sculpture. 



Species 21. (Mus. Brit.) 



iiNULA CLTPEOS. Eiua. testd pallide fulvd, 

 depressd, costellis radiantibus numerosis sub- 

 cequalibus et striis concentricis decussatd ; lateribus 

 rectiiisculis ; costis tribus posticis majoribus ; apice 

 centrali, paulo recurvo, fissurd incisd, elongatd. 



The shield Emarginula. Shell p;ile fulvous, depressed, 

 decussated with numerous radiating nearly equal 

 ribs and concentric strise ; sides rather straight, 

 three posterior ribs larger ; apex central, a little 

 recurved, fissure incised, elongated. 



Arthur Adams. Proc. Zool. Soc, 1873. 



Ilab. Philippines. 



