51 
Liotia duplicata, Adams. L. testd orbiculari; spird de- 
pressd, anfractibus transversim et longitudinaliter costatis; 
costis transversis duabus, tubercidatis; anfractuum parte in- 
feriori pland ; umbilico arnplo, perspective), crenulato. 
Hab. in insulis Philippinis. 
Shell orbicular; spire depressed, whorls transversely and longitu¬ 
dinally ribbed; transverse ribs two, tuberculated ; the lower part of 
the whorls smooth; umbilicus very large, the other whorls visible 
within, margin crenulated. 
Hab. Cagayan, province of Misamis, Isle of Mindanao, Philip¬ 
pines. (Mus. Cuming.) 
Liotia nodtjlosa, A. Adams. L. testd orbiculato-depressd; 
spird complanatd, transversim striata, ultimo anfractu costis 
transversis duabus in medio puncto sulcatis et nodulis magnis 
subdistantibus instructis, infra serie punctorum circa regionem 
umbilicalem; aperturd orbiculari, peristomate reflexo puncto 
fimbriato, umbilico patulo margine crenulato. 
Hab. in insulis Philippinis. (Mus. Cuming.) 
Delphinula coronata, Adams. _D. testd subdiscoided, alba, 
nigro lineatd; anfractibus rotundatis, supra, spinis squamce- 
fomnibus subramosis nigricantibus sursum curvatis coronatd; 
anfractuum parte alterd spinis brevioribus nigris in seriebus 
disposiiis ; spird plano-convexa. 
Hab. in littoribus Australia. 
Shell subdiscoid, white, with black lines; whorls rounded, coro¬ 
nated above with blackish subramose scale-like spines curved up¬ 
wards, the other part of the whorls with shorter black spines arranged 
in parallel rows ; spire plano-convex. 
Hab. Cape Upstart, North Australia, in crevices of rocks at low 
water; Jukes. (Mus. Cuming.) 
DelphinulX euracantha, Adams. D. testd subdiscoided, al- 
bidd fusco rubroque variegatd, anfractibus supra Icevigatis, su- 
perne angulatis, angulo spinis scpuamceformibus grcindibus latis 
decurvatis ornato ; anfractuum parte inferiori serie unied spi- 
narum et squamarum in seriebus parallelis disposiiis ornatd; 
umbilico arnplo, squamis muricatis armato, peromphalo nodoso. 
Hab. in insulis Philippinis. 
Shell subdiscoid, whitish varied with red and brown ; whorls 
smooth above, angulated superiorly, the angle ornamented with large 
wide decurved scale-like spines ; lower part of the whorl with a single 
series of spines and numerous parallel rows of scales ; umbilicus wide, 
armed with m.uricated spines, margin nodose. 
Hab. Isle of Mindora, Philippine Islands; H. C. (Mus. Cum.) 
Like D. aculeata. Reeve; but the spinose processes are broad and 
deflexed, and there is a single row of large spines on the under part. 
Delphinula calcar, Adams. D. testd orbiculari, discoided; 
spird depressd, albd, anfractibus angulatis acutis, peripherid 
serie unied spinarum radiatim stellatd, spinis triangularibus 
