LEUCONIA. 154 
4. E. occidentalis Pfr. 199 
T. oblonga, tenuissima, laevigata, diaphana, pallide cornea 
vel albida; spira regulariter conoidea, acutiuscula; anfr. 5—6 
vix convexiusculi, ultimus »/; longitudinis subaequans, superne 
turgidulus, basi subattenuatus; apertura subverticalis, anguste 
semiovalis; plica parietalis 1 mediocris, inframediana; plica 
eolumellaris obliqua, subtorta; perist. simplex, margine dextro 
medio antrorsum dilatato, columellari brevissimo. — | Long. 5, 
diam. 1!/ mill. Ap. 2!/, mill. longa. (Coll. Nr. 105.) 
Odoslomia ? nr. 284 Poey Memor. l|. p. 394. 
Leuconia occidentalis Pfr. in Malak. Bl. 1854. p. 155. Syn. Auriec, n. 169. 
- -— H. et .4. Adams Gen. rec. Moll. p. 24$. 
Habitat in littore maris prope Cardenas insulae Cubae 
(Gundlach). 
5. E.? Snayi lAüster. 200 
,A. testa minima, conico-ovata, nitida, cornea, striata ; 
spira acuta, late conica, anfract. 6 convexiusculis; apertura 
oblonga; columella biplicata. — Alt. 2!/5, lat. 1!/ lin.* (K.) 
Auricula Sayi Küsl. Auric. p. 42. t. 6. f. 14. 15, 
Leuconia Sayi H. et .4. Adams in Proc, Zool Soc. 1854. p. 36. 
n. 2. Gen. rec. Moll. Il. p. 248. 
- —' Pfr. Syn. Auric. n.' 110. 
Habitat in Statibus Unitis Americae. 
Obs. Conf, Melampus infrequens C. B. Adams. 
* * 
* 
6. L. sueeinea Ffr. 201 
T. imperforata, fusiformi-ovata, tenuis, laevigata, diaphana, 
nitida, succinea; spira conica, acutiuscula; sutura submargi- 
nata; anfr. 5 subplanati, ultimus antice descendens, spira vix 
longior, basi attenuatus; apertura obliqua, anguste semiovalis, 
triplicata: plica supera parietali, lamellaeformi, horizontahter 
intrante, secunda minore obliqua et columellari dentiformi extus 
areuatim junctis; perist. simplex, rectum, margine dextro 
regulariter leviter arcuato. — Long. 4'/, diam. 2 mill. Ap. 
21/, mill longa. (Coll. Nr. 106.) 
Pedipes nv. 100. Poey Memor, I. p. 394. 
Leuconia succinea Pfr. in Malak. Bl. 1854. p. 156, Syn, Auric. n. 1l. 
z — H. et .4. 4dams Gen. rec. Moll. p. 248. 
Habitat in littore prope Cardenas Cubae (Gundlach). 
