98 REGISTOMA. 



glabra, vix obliqua, laete fusco-flavescens ; anfr. 6, ultimus 

 leviter obliquus; sutura marginata (?) sed callo obtecta; apex 

 obtusus; apertura fere circularis ; labruni extei'num extus sub- 

 incrassatum, labium internum basi incisum. — FJimensiones? 

 Regisioma complanahim Pcase*) in Proc. Zool. Soc 1860. p. 440. 

 Habitat in insula Ebon „Marshalls Group." 



XXI. Callia Gray. 



Ffr. Mon. Pneum. p. 148. Suppl, p. 97. 



Species : 



596. 1. lubrica Gray, (Coll. 203. — Ins. Philippin.) . Pneum, II, p. 98, 



597. 2. C* siiSeiidens Uoltrn* 



T. imperforata, ovato-conica, tenuiuscula, laevigatissima, 

 nititla, pellucida, rubello-cornea ; spira subregulariter conica, 

 apice acutiuscula; sutura impressa , distincte marginata ; anfr. 

 5 modice convexi, ultimus spira vix brevior, non descendens; 

 apertura verticalis, imperfecte circularis; perist. incrassatum 

 et expansum, marginibus distantibus, utroque integro, colu- 

 mellari subtumido. — Long, 6^/3, diam. 4 raill. Apert, 3 mill, 

 alt. (Coll. Nr. 204.) 



Callia splendens Dohrn in Proc, Zool. Soc. 1862. p. 183, 

 Habitat „Lizard Island" orae Australiae. 



598. 3, e. Wailacei Pfr. 



T. irregulariter pupaeformis, solidula, laevigatissima, callo 

 nitido obducta, fulvo-carnea vel albida ; spira irregularis, apice 



*) Shell elongately circuhir, light , thin , pellucid , vitreous , straight; 

 whorls six, last slightly oblique, surface smooth, enamelled [sutures margi- 

 nated (?) but covered with enamel, rendering the entire surface smoothj ; 

 apex obtuse ; aperture nearly circular (semilunar) ; outer lip slightly thickened 

 externally; inner lip notched at base. Colour light brownish yellow." (P.) 



