Dr. J.C. Cox on new Species of Australian Land-Shells. 181 
concava, regulariter costellato-striata, rufo-castanea, nitidiuscula ; 
anfractibus quinque convexiusculis, ultimo tumido rotundato ; 
spira submersa; sutura profunde impressa; apertura lunari; 
peristomate simplici, recto. 
Diam. maj. 0:07, min. 0:06, alt. 0°02 unc. 
Hab. Green-oakes, Darling Point, Sydney (Bell). Mus. C. 
3. Heliz conoidea, mihi. 
H. testa umbilicata, conoidea, sordide lutescente, ad apicem griseo- 
plumbea, parum nitente, irregulariter sulcata et costata; anfracti- 
bus septem, plano-convexiusculis, ultimo carinato ; spira obtusa ; 
apertura lunari-ovata, tenui. 
Diam. maj. 0°37, min. 0°35, alt. 0°30 une. 
Hab. Cabbage-Tree Island, Port Stephens (King). Mus. Rev. R. 
L. King. 
4. Helix Lyndhurstensis, mihi. 
H. testa ample aperte umbilicata, pellucida, rotundato-depressa, 
obsolete striata, glabra, nitida; spira obtuso-convexa, fuscescente ; 
anfractibus quatuor aut quinque, ultimo dilatato ; apertura lunato- 
circulari; peristomate simplici, acuto. 
Diam. maj. 0°16, alt. 0-06 unc. 
Hab, Lyndhurst, Sydney (King). Mus. Rev. R. L. King. 
5. Helix Mitchelle, mihi. 
H, testa imperforata, subgloboso-turbinata, oblique concentrice striata, 
sub lente minute granulata, intense castanea, duabus lineis nigris 
et duabus luteis fasciata ; spira elevata; anfractibus septem, con- 
vexiusculis, ultimo angulato ; apertura obliqua, transversim ovali ; 
labro reflexo ; intus intense lilacea, marginibus callo junctis. 
Diam. maj. 1°056, min. 1:050, alt. 1015 une. 
Hab. Clarence River (Mitchell). Mus. Mrs. James Mitchell. 
6. Helix Mastersi, mihi. 
H. testa anguste umbilicata, depresso-conoidea, radiatim rugoso- 
striata, undique minute granulata, subpellucida, saturate castanea ; 
spira depressa ; anfractibus sex, vix convexiusculis, ultimo angu- 
lato ; columella levi et dilatata, umbilicum semitegente ; apertura 
lunato-subcirculari, marginibus conniventibus; labro tenui, vix 
dilatato, intus livido. 
Diam. maj. 1°19, min. 0°98, alt. 0°65 une. 
Hab. Merimbula, New South Wales (Masters). Mus. C. 
7. Helix microscopica, mihi. 
H. testa umbilicata, conoidea, rubido-cornea, pellucida, nitente ; 
anfractibus quinque, gradatim increscentibus ; spira obtusa; su- 
tura impressa; costis crebris transversalibus elevatis, interstitiis 
