114 MOELLENDORFF : LAND SHELLS OF CAROLINE LSLANDS. 



is the same species. I consider the Phihppine form to be identical 

 with 0. gracile, Hutt. 



26.— Opeas ppuinosum, n.sp. 



T. vix rimata, ventricosulo-turrita, tenuis, confertim costulato- 

 striata, squamuUs membranaceis brevissimis valde deciduis obtecta, 

 sericina, palHde griseo-straminea. Spira turrita latcribus convexius- 

 culis, apice obtusulo. Anfr. 9 convexiuscuH sutura sat profunda dis- 

 junct!. Apertura verticalis, subrhomboidalis, peristoma rectum, 

 acutum, margine externo antrorsum arcuato, columellari reflexo 

 appresso. 



Diam. 475, alt. 1275 mm. 



Hah. — Ponape (Etscheid, Kubary). 



This species belongs to the group of 0. clavuUnum, Pot. et Mich., 

 but is well characterised by the curious sculpture which gives it a 

 somewhat hoary aspect. 



27.— Tornatellina ovatula, n. sp. 



T. imperforala, conoideo-ovata, tenuis, pellucida, subtilissime 

 striatula, nitidula, pallide lutescens. Spira brevis, conoidea, apice 

 obtuso. Anfr. 4 convexiusculi, sutura crenulata disjunct!, celeriter 

 accrescentes, ultimus magnus, tumidulus. Apertura valde obliqua, 

 ovalis, peristoma rectum, acutum, margine columellari brevissime 

 reflexo, appresso. Lamella parietalis sat elevata, longe spiraliter 

 intrans, columella valde toria, basi profunde e.vcisa bidentata. 



Diam. 2, alt. 3 mm. 



Hab. — Ponape (Etscheid). 



28.— Topnatellina pusilla, n. sp. 



T. imperforata, elongate ovato-conica, tenuis, pellucida, subtiliter 

 striatula, nitidula, pallide luteocornea. Spira sat elevata, apice obtu- 

 sulo. Anfr. 4^ convexiusculi, ultimus spiram aequans. Apertura sat 

 obliqua, anguste ovalis, peristoma simplex, acutum. Lamella parie- 

 talis sat valida, alta, longe spiraliter recedens, columella subtruncata, 

 valde torta, lamella humili spiraliter recendente munita. 



Diam. i'5, alt. 2-5 mm. 



Hah. — Ponape (Etscheid). 



29.— Tornatellina gigas, Marts. 



Conch. Mitth., 1881, i, p. 92, t. 17, figs, i — 5. 

 Hab. — Hogolu = Ruk (Kubary). 



Mr. C. F. Ancey has constituted a separate sub-genus for this 

 aberrant form, viz., Ochrodenna (Le Natural, 1885, p. 93). 



