20 CYCLOTUS $. 1. 
Habitat in. Bolivia, in. Brasilia et prope. La Guayra. 
Obs. Animal teste d'Orbigny glabrum, roseum; pes elongatus, postice 
aücuminatus: tentaeula coniea, rubra. 
32 6. €. stramrnimeus Zeeve. 
T. umbilicata, depressa, subdiscoidea, tenuis, diaphana, 
straminea, oblique confertissime plicato-striata, striis ab umbi- 
lico. latrusculo, pervio exorientibus, diagonaliter antrorsum 
assurgentibus; spira vix elevata, obtuse mucronulata; anfr. 
4'/ convexi, juxta suturam rugulosi, ultimus subdepressus ; 
apertura subeireularis, superne subangulata; —perist. rectum, 
subincrassatum, marginibus approximatis, callo tenui angulatim 
junctis. — Operc. ut praeced. — Diam. maj. 25, min. 19, 
alt. 12 mill. Ap. oblique 12 mill.longa, I1 lata. (Coll. Nr. 4.) 
Cyclostoma stramineum | Reeve in. Proc. Zool. Soc. 1843. p 46.*) 
— — Som. "Thes; p. 93. N..8. t. 29. £ 211. 2191 
— — Chemn. ed. lI. Cyclost. N. 90. p. 94. t. 12. 
[2057200 10D ED 91 
"perostoma stramineum Pfr. in. Zeitschr. 1847. p. 104. 
Cyclotus stramineus Gray Catal. Cycloph. p. 7. N. 6. 
— -— Pfr. Consp. N. 6. 
Habitat Merida Columbiae occidentalis (Reeve), nec non La 
Guayra (Tams). 
Obs. Conf. persimiles Cyclophorus ponderosus, texturatus et Dysoni. 
33 7. €. íramsiucidus Sowerby. 
T. umbilicata, turbinato-globosa, tenuiuscula, confertim pli- 
catulo-striata, sub epidermide corneo-virente albida, translucida ; 
spira breviter conoidea; anfr. 5 convexi, ultümus ventrosus; 
umbilieus angustus, pervius; apertura oblique ovalis, intus 
margaritacea; perist. simplex, rectum, acutum, marginibus an- 
eulatim junctis, columellari subeffuso. — Operc. immersum, 
anfr. 7, extimo multo latiore. — Diam. maj. 23, min. 19, alt. 
15 mill. — Long. apert. 12 mill. (Coll. Nr. 5.) 
*) T. orbiculari, subdepressa, stramineo-lutea, spira versus apicem 
rosacea; usquequaque elegantissime striata, striis, ab umbilieo exorientibus, 
diagonaliter collocatis; apertura fere circulari, superne subsinuata; peritre- 
mate simplici; opere. testaceo, albo, multispirato. (Reeve l. c.) 
