TUDORA $. 1. 947 
6. 'W. nirmanitnm Adams. 404 
T. rimato-subperforata, elongato-conica, solidiuscula, lon- 
gitudinaliter. plicata. (plicis confertis, filaribus, suboctonis ad 
BUR in fasciculum prominentem collectis), sericina, cinereo- 
fusca, interdum rufo-maculata; spira elongata, truncata; anfr. 
superst. 9 modice convexi, regulariter accrescentes, ultimus 
antice breviter solutus, basi obsolete spiraliter sulcatus; aper- 
tura subverticalis, suboblique ovalis; perist. simplex, conti- 
nuum, vix expansiuseulum, superne angulosum. —  Operc. 
praecedentis. —;,Loug. 19.,,diam.../J/,s. mill. : Ap... 5'/, Pu 
longa. (Coll. Nr. 115.) 
Cyclostoma armatum dams .Contrib. to Conch. N. 1. p. 10, 
— -— Chemn. ed. II. N. 378. t. 46. f. 24—926. 
Tudora armata Pfr. Consp. N. 360. 
Habitat in insula Jamaica. 
7. 'WF. miutiean Adams. 405 
T. subperforata, subturrita, solidiuseula, longitudinaliter 
confertissime plicato-striata, parum nitens, cinereo-fusca; spira 
elongata, truncata; sutura snbsimplex; anfr. superst. 5 modice 
convexi, lente aecrescentes, ultimus antice breviter solutus, 
dorso carinatus; apertura ab axi paululum recedens, ovalis; 
perist. simplex, expansiusculum, superne angulatum. — Operc. 
praecedentium. — Long. 14, diam. 5'/, mill. Ap. 5 mill. 
longa. (Mus. Cuming.) 
Cyclosloma multicum 4dams Contrib. to Conch. N. 1, p. 11. 
Tudora mutica Pfr. Consp. N. 361. 
Habitat in insula Jamaica. 
8. 'Y.? maritima Adams. 406 
Jy rimata, oblongo-turrita, solida, longitudinahter conferte 
plicata , vix nitens, carnea, unicolor Sel lineis rubris obsolete 
cincta ; spir 2 elongata, breviter trüncata; sutura confertim ser- 
rulata; anfr. superst, 5'/, parum convexi, ulümus basi spira- 
liter subsuleatus; apertura verticalis, oblique subovalis; perist. 
simplex, undique breviter expansum, marginibus ad ventrem 
anfr. penultimi n junctis, columellari angusto, appresso. 
— Opere.? — Long. 13, diam. 5'/, mill. Ap. 5 mill. longa, 
4 ur (Coll. Nr. 116.) 
Cyclostoma maritimum dams in. Proc. Bost. Soc. 1846. II. p. 102. *) 
*) 'T. elongata, decollata, aurantia, costulis exilibus plurimis eleganter 
