409 DIPLOMMATINA $. 7. 8. 
tura verticalis, subtruncato-circularis, intus nitida, pallida, 
edentula; perist. continuum, superne vix appressum, extus 
crista prominente, magis minusve incrassata cinctum. — Long. 
3, diam. 13/,; apert. diam. 1 mill. 
Palaina Moussoni O. Semp. in Journ. Conch. XIII. 1865. p. 292. (Nomen.) 
— — Crosse ibid. XIV. 1866. p. 350. t. 5. f. 3. 
— — Pütel Catal. p. 118. 
Diplommatina Moussoni Pfr. in Malak. Bl. XXIII. 1876. p. 23. 
Habitat Kreiangel insularum Pelew. 
75. D. striolata (Palaina) 0. Semper. 
T. sinistrorsa, subperforato-rimata, ovato-conica, tenui- 
uscula, confertim costulato-striolata, fuscula; spira convexo- 
conica, apice obtusiusculo; sutura sat profunda, simplex; anfr. 
6 convexi, regulariter accrescentes, ultimus angustior, teres, 
basi subeompressus, antice non descendens; apertura parum 
obliqua, subcircularis, edentula; perist, continuum, anguste 
expansum, ad parietem breviter adpressum. — Long. 2!/,, 
diam. vix 1!/,; diam. apert. ?/, mill. 
Palaina. striolata O. Semp. in Journ. Conch. XIII. 1865. p. 292. (Nomen.) 
— — Crosse ibid. XIV. 1866. p. 350. t. 2. f. 6. 
— — JPütel Catal. p. 118. 
Diplommatina. striolata  Pfr. in Malak. Bl. XXIII. 1876. p. 23. 
Habitat Aibukut Krollop insularum Pelew. 
$. 8. 
so. D. pyramis (Palaina) 0. Semper. 
T. dextrorsa, subrimata, pyramidata, sohda, longitudina- 
liter subtilissime striata et costis obtusis, saepe medio in tu- 
bereulum acutiusculum excurrentibus, irregulariter distantibus 
munita, subopaca, albido-virescens; spira elato-conica, apice 
obtusiusculo; sutura mediocris; anfr. (1— 1!/,, subangulati, re- 
gulariter accrescentes, ultimus paulo recedens, basi subcom- 
pressus, antice non vel vix ascendens; apertura obliqua, trun- 
cato-oblonga, intus nitida, plica marginis columellaris subco- 
arctata; perist. subcontinuum, breviter expansum, superne 
adnatum, externum planum, horizontaliter patens. — Long. 5, 
diam. maj. 2!/;; apert. diam. 1?/, mill. 
Palaina pyramis O. Semp. in Journ. Conch. XIII. 1865. p. 292. (Nomen.) 
— — Crosse ibid. XIV. 1866. p. 348. t. 5. f. 2. 
— — Pátel Catal. p. 118. 
