84 
17. EmarGinuta tncisura, A. Adams. J. testd elongato- 
ovali, planulatd, pallide fulvd, vertice antico retrorsum ineli- 
nato, costellis inequalibus, radiantibus, longitudinalibus, im- 
bricato-asperis, et lineis elevatis, concentricis, decussatd, basi 
arcuato, aperture margine crenulato, anticé declinato, valdé 
jissurato, incisurd magnd, longd, haud usque ad verticem pro- 
ductd, marginibus intus callosis. 
Hab. ? Mus. Cuming. 
18. Emareinuna micans, A. Adams. J. testd elongato-ovall, 
pallide fuscd, nitidd, vertice postice declinato, costellis radian- 
tibus et lineis elevatis transversis, regulariter cancellatd, can- 
celli quadrati; aperture margine denticulato, incisurd magna 
et longd. 
Hab. Rains Island, North Australia (Lieut. Ince). Mus. Cuming. 
19. EMARGINULA PuNCTATA, A. Adams. LJ. testd ovato-conicd, 
albido-grised, pulcherrimé viridi punctatd, vertice subcentrali, 
posticé inclinato ; costis longitudinalibus (majoribus cum mi- 
noribus alternatis) concinnée granulatis ; aperture margine cre- 
nulato, excurvato, anticé valde fissurato. 
Hab. San Nicholas, island of Zebu, under stones, low water. 
Mus. Cuming. 
20. EMARGINULA VARIEGATA, A. Adams. J. testd ovato-conicd, 
albidd, rufo-fusco variegatd, vertice acuto, subcentrali, posticé 
inclinato, costellis radiantibus, equalibus, imbricato-asperis, 
ornatd ; aperture margine denticulato, antice fissurato, fissurd 
brevi subquadratd. 
Hab. Isle of Camaguan, Philippines, on exposed rocks, low water. 
Mus. Cuming. 
21. EMARGINULA PuNCTICULATA, A. Adams. JZ. testd elevato- 
conicd, capuliformi, albd, fusco punctulatd, costellis planulatis, 
crebris, longitudinalibus, radiantibus, ornatd ; apertura ovali, 
margine crenulato, antice profunde fissurato ; fissurd magnd et 
longa. 
Hab. Calapan, island of Mindoro, Philippines, on stones, 12 fa- 
thoms. Mus. Cuming. 
22. EMARGINULA FULIGINEA, A. Adams. JL. testd ellipticd, 
valde depress, fuligined, apice subcentrali, posticé inclinato, 
costellis equalibus, radiantibus, granulosis, confertis, et lineis 
incrementi concentricis, ornatd ; aperturd ovali, intus viridi, 
margine crenulato, anticé fissurato, incisurd intus in canalem 
productd. 
Hab. ? Mus. Cuming. 
23. EMARGINULA GALERICULATA, A. Adams. LE. testd oblique 
conicd, capuliformi, vertice valde curvato, ultra marginem poste- 
riorem decumbente, costellis angustis, crenulatis, radiantibus, 
interstitiis lineis elevatis, transversis, concinné clathratis ; 
