70 ANCF.V : LAND SHELLS FOUND IN HAMAKI'A DISTRICT, HAWAII. 



29 — Tornatellina maepomphala, Atu. 

 Also from Maui. 



30 — ^Tornatellina extineta, Anc. 



I''ouii(l at firsi siihfossil in the sandy isthmus Ix'twccn Ivist and West 

 Maui. I te(ei\e(l later fresh specimens eolleeted at Kaup.ikalua, Maui, 1)V 

 Mr. r.alchvin. 



31 -Tornatellina oblonga, Pease. 



32.— Tornatellina eompaeta, Sykes. (?) 



33 —Tornatellina fusea, Auc. 

 ( )ni' or two young specimens of this remarkahle species. 



34.- lornatellina rudicostata, u.^\\ 



IM. V. figs. 20, 2 I . 



Testa ohlongo-attenuata, perforata, emortua albida (statu recenti veri- 

 simiHter cornea), liris confertis acutis fere rectis, parum regularibus, in ultimo 

 subflexuosis insigniter exarata : spira sat producta, conoidea, obtusula ; 

 anfractus 6 convexi, regulariter cre.scentes, sutura impres.sa propter plicas 

 crenulata discreti : prinii laevigati, ultimus oblongus, parum attenuatus, dorso 

 et versus aperturam sulco mediano concentrico impressus ; apertura vix 

 obliqua, subirregulariter truncato-ovalis, in adultis. lamina parietali valida 

 excepta inermis ; columella incras.satula, arcuata ; ])eiistoma acutum, rectum, 

 margine columellari dilatat ), expanse. 



Obs. Apertura in junioribus, praeter laminam parietalem plicis acutis 

 duabus columellaribus et lamina transversa longa volventi in interiore palati 

 armata. 



Long. 2^, diam. i j ; alt. apert. ^ millim. 



An extraordinary species, quite unlike anything described in the genus. 

 The general aspect is that of a very small Lfjitdrhatina Iviisliairi, but the 

 plicae are coarser and irregular. The sculpture is (juite unusual in the genus. 

 No living forms are allied to this. 



35 —Tornatellina cyphostyla, n. sp. 



PI. V, figs. 2 2, 33. 



Testa conoideo-oblonga, gracilis, laevigata, subfossilis alba, tenuis, nitida, 

 aperte sed minute perforata ; spira conica, elongata, lateribus rectis, summo 

 obtuso ; anfractus 6 parum convexiusculi, regulariter crescentes, sutura lineari, 

 appressa discreti, ultimus oblongus, subattenuatus ; apertura distincte obliqua. 

 truncato-ovalis, lamina unica volventi validiuscula in pariete armata ; colum- 

 ella regulariter arcuato-declivis, subincras.sata, inermis ; peristoma simplex, 

 acutum, rectum, margine extero post insertionem arcuato, columellari 

 expanso, perforationem baud claudente, 



