12 GEOMELANIA. 
19 i14. G. pauperata Adams. 
T. elongato-conica, albida, costis circa 25 ampliusculis 
obtusis seulpta; spira rectilinearis; apex truncatus; anfr. 
superst. /—8, convexi; sutura bene impressa; apertura ovata, 
subeffusa; pars linguaeformis labri leviter producta. — Long. 
0,21; lat. 0,05 poll. (Ad.) 
Geomelania pauperata dams. Contrib. to Conch. N. 6. p. 97. 
Habitat in insula Jamaica. 
20 15. 6. Beardsleana Adams. | 
T. regulariter conica, valde elongata, albida, costulis con- 
fertis obtusis, non obliquis sculpta, antice non carinata; spira 
rectilinearis; apex truncatus amissis 6 anfractibus; anfr. superst. 
8 convexi; sutura profunda;  anfr. ultimus  subdisjunctus, 
superne angulatus; labrum acutum, parte anfractui penultimo 
opposita reflexum, reliquis vix reflexum. — Long. 0,3, lat. 
0,07 poll. (Ad.) 
Cylindrella Beardsleana .4dams Contrib. to Conch. N. 2. p. 19. 
Gcomelania Beardsleana 4dams ibid. N. 6. p. 89. 
Habitat in insula Jamaica. 
Obs. Operculum hujus speciei Cl. Chitty observavit, teste Adams. 
21 16. G. pygmruaen Adams. 
T. minuta, turrita, subtruncata, confertim substricte costu- 
lato-striata, diaphana, albida; anfr. superst. 7 convexi, regu- 
lariter lente accrescentes; apertura vix obliqua, ovalis, sub- 
effusa; perist. breviter expansum, marginibus callo subsoluto 
junctis, dextro subdilatato, parte linguaeformi obsoleta. — 
Long. 4'A, diam. vix 1 mill. Ap. */, mill. longa. (Coll. Nr. 6.) 
Cylindrella pygmaea  4dams in Proc. Bost. Soc. 1845. p. 14. 
— -— Pfr. Mon. Helic. II. p. 386. N. 49. 
Geomelania pygmaea ;4dams^ Contrib. to Conch. N. 6. p. 89. 
Habitat in insula Jamaica. 
Obs. Haec species Truncatellarum quarundam juniorum faciem offert. 
»* »* 
22 17. €. eonica Adams. 1 
T. elongato-conica, albida, «costis 30— 35 gracilibus, 
modice arcuatis sculpta; spira rectilinearis; apex truncatus, 
