mM" : 
1864.] | MESSRS. ADAMS AND ANGAS ON NEW SHELLS. 35 
7. Descriptions or New SPECIES OF SHELLS, CHIEFLY FROM 
AUSTRALIA, IN THE COLLECTION OF Mr. ANGAS. By 
ArtTuurR Apams, R.N., F.L.S., erc., AND GeorGE FRENCH 
ANGAS. 
1. Trrron waTerHovsE!, Ad. & Ang. 
T. testa ovato-fusiformi, rimata, epidermide fusca squamato- 
pilosa induta, pallide castanea, spira elata aperturam equante ; 
anfractibus convexis, postice planatis, longitudinaliter subpli- 
catis, liris prominentibus transversis ad plicas nodulosis ornatis ; 
iris crenulatis duabus magnis duplicibus cum tribus parvis 
alternantibus, interstitiis cancellatis ; anfractu ultimo varice 
conspicuo compresso fimbriato instructo ; apertura ovata, intus 
alba; labio antice levi, canali angusto; labro margine late 
varicoso, intus nodoso-lirato. 
Long. 3 inches, lat. 1 inch 9 lines. 
Hab. Port Lincoln (Coll. Angas.). 
Differs from 7. spengleri in the squamato-pilose epidermis, in the 
broad flattened varix of the outer lip, in the double lirze of the whorls, 
and in the inner lip being smooth anteriorly. It is named after Mr. 
F. G. Waterhouse, the South Australian naturalist and explorer. 
2. Triron stranceE!, Ad. & Ang. 
T. testa ovata, solida, umbilicata, albida; anfract. 4, convevis, 
longitudinaliter subplicatis, costis transversis magnis trisul- 
catis, interstitiis lirulis duabus transversis crenulatis ornatis ; 
anfractu ultimo varice unico crasso rotundato conspicuo in- 
structo ; apertura parva, rotundato-ovata, canali angusto valde 
recurvato ; labro extus late varicoso, intus plicato. 
Long. 13 inch, lat. 1 inch. 
Hab. Moreton Bay (Coll. Angas.). 
Characterized by its small plicate aperture, its recurved beak, and 
the peculiar sculpture of the whorls. We dedicate this species to 
the memory of the late lamented Frederick Strange, who lost his life 
in the cause of science at the Percy Islands, on the north-eastern coast 
of Australia. 
3. Nerituta (CaALLompHALA) Lucipa, Ad. & Ang. 
N. testa orbiculari, depressa, imperforata, spira parva apice 
acuto, alba, semipellucida, nitida, radiatim creberrime striata; 
anfractibus 4, planis, ultimo ad peripheriam obtuse angulato, 
suturis impressis, regione umbilicali callo albo opaco granuloso 
obtecta ; apertura circulart, antice integra; labio callo parvo 
angulato instructo ; labro supra anfractum penultimum reflexo, 
margine callo albo incrassato instructo. 
Long. 1 line, lat. 2 lines. 
Hab. Coodgee Bay, N. S. Wales, in shell-sand (Coll. Angas.). 
This little shell differs from the other species of Neritula in the 
