16 
TRUNCATELLA §. 3. 
40 . Tr. concinna Pease, f 
„T. imperforata, cylindracea, elongata, tenuiuscula, nitida, 
alba, straminea vel rufo- cornea, confertim et recte costulata, 
costis in anfr. ultimo circa 31; anfr. super st. 4, plano-convexi, 
ultimus ad basin cristo- costatus; apertura subobliqua, ovalis, 
postice vix angulata; perist. simplex, continuum, subincrassa- 
tum, album, adnatum. — Long. 7, diam. 2 l / 2 mill. 44 (P.) 
Truncatella concinna Harper Pease in Proc. Zool. Soc. 1871. p. 468. 
Habitat in insula Apaiang Polynesiae (Kingsmill). 
Obs. „Species Tr. scalariformi Reeve proxime affinis.“ 
4 i. Tr. costellifera Pease, t 
„T. crassa, non rimata, elongata, turrito - cylindracea, 
parum nitens, rubello-flavescens, longitudinaliter costata, costis 
rectis, compressis, in anfr. ultimo circa 20; anfr. persistentes 
5, convexi, ultimus circa basin compresso-costatus ; apertura 
vix obliqua, ovalis; perist. simplex, continuum, adnatum; 
labrum dextrum acutum, intus vix incrassatum, extus prope 
marginem fortiter costatum, costa compressa, prominente, circa 
basin extensa, cum costa umbilicali continua. — Long. 7, diam. 
27 2 mill. 44 (P.) 
Truncatella costellifera Harper Pease in Proc. Zool. Soc. 1871. p. 468. 
Habitat in insula Vavau (Brazier). 
42. Tr. granum Garrett, f 
„Testa imperforata, cylindrica, solida, cinerea; spira cy- 
lindrica, leviter attenuata, decollata; anfr. perman. A±\ 2i con- 
vexi, medio planulati, longitudinaliter costati: costis parvulis, 
verticalibus , compressis, 20 in ultimo, angustioribus quam 
interstitia; sutura profunde impressa; basis carinata, Carina 
sursum curvata et prolongata; apertura parvula, 75 longitudinis 
subaequans, subobliqua, ovata; perist. crassiusculum, leviter 
expansum, rotundatum; columella et pars parietalis copiose 
callosae, cum peristomate continuae. — Long. 4: l / 2 mill. 44 
(Garr. angl.) 
Truncatella granum Garr. in Amer. journ. conch. VII. p. 225. 
— — Schmeltz in Mus. Godeffr. cat. V. p. 105. 
Habitat in insulis Viti. 
