- WO... 
407. Achatina (Glandina) Yucatanensis Pfr. — 
T. ovato- oblonga, solidula, longitudinaliter confertim plicatula, 
fulvescenti-hyalina; spira elongato-conica, apice obtusa; sutura 
levis, marginata, denticulata; anfr. 6 convexi, ultimus */, lon- 
gitudinis subaequans; columella leviter arcuata, prope basin 
aperturae abrupte truncata; apertura subrhombeo-ovalis, superne 
acuminata; perist. simplex. 
Long. 23, diam. 9!/, mill. — Yucatan. (Largilliert in coll. 
Philippiana.) 
408. Clausilia aculus Bens. Ann. IX. p. 487. — 
Küst. t. 1. f. 25 —27. — T. vix rimata, fusiformi - subulata, 
oblique costulato-striata, nitida, cornea; spira subulata, sursum 
valde attenuata, acuta; anfr. 10 — 11 convexi, ultimus basi 
rolundatus, vix fortius costulatus; apertura oblique pyriformis, 
intus nitida; lamellae subaequales, inferior furcata; plica lunata 
distincta, palatalis 1 infra suturam, columellaris nulla; perist. 
continuum, albidum, superne vix solutum, undique brevissime 
reflexum. 
Long. 14, diam 3?/, mill. — Ins. Chusan Chinae. 
409. Clausilia albida Parr. — T. rimata, ventroso- 
fusiformis , subtiliter (interdum obsolete) costulato -— striata, 
hyalina, albida, apice cornea; sutura subsimplex, papillis re- 
motis, minutis ornata; anfr. 9, supremi convexi, reliqui pla- 
niusculi, ultimus antice turgidus, juxta rimam distinctam sub- 
compressus; apertura ovalis; lamellae subaequales, convergentes ; 
plica lunata valida, palatales 2 approximatae, columellaris vix 
emersa; peris, breviter expausum, superne interruptum. 
Long. 12, diam. medio 3!/, mill. — Budua Dalmatiae. 
(Parr.) 
Affinis Cl. gibbulae Zgl. 
410. Clausilia aquila Parr. — T. rimata, fusiformis, 
oblique subtiliter costulato-striata, nitidula, livido-albida, apice 
cornea; anfr. 10 planiusculi, ultimus antice confertim et acute 
plicatus, basi subcristatus; apertura ovato-pyriformis, intus car- 
neo-fusca; lamella sup. mediocris, inf. obliqua, recta; plica 
lunata obsoleta, palatales 2 validae, inferior valde in aperluram 
prolongata, columellaris emersa; peris. continuum, solutum, 
undique lale expansum. 
Long. 18, diam. 4?/, mill. — ns. Corzzola. (Parr.) 
