de EO m 
attenuato: apertura oblonga; perist. simplice; lamella parietis apet- 
turalis transversa, magna, acuta, 
Long. 4, diam, 2'/, mill, — Opara. (Anton.) 
954. Succinea avara Say. (Jay catal) — T. parvula, 
globoso-ovali, tenui , pallide cornea; anfr, 3, ultimo spiram duplo 
superante: apertura late ovali. 
Long. 42/,, diam. 3!/, mill, — Ohio. 
255. Succinea Buschii Pfr. — T. ovato-acuminata, imper- 
forata, minutissime granulata, pellucida, fulvo-lutea, strigis et 
flammis irregularibus longitudinalibus picta; spira apice papillari; 
anfr, 5 planiusculis, ultimo spiram duplo superante; apertura 
ovali-oblonga; perist. simplice, acuto, margine columellari subin- 
crassato. reflexiusculo. 
Lons. 24, diam. 15 mill. — Pa? — E collectione domini v. 
d. Busch. 
256. Succinea campestris Say Philad. journ. I. p. 281. 
— Fér. t. 11. f. 12. — T. ovali, fragillima, pallide flavida, lineis 
opacis albis et vitreis irregulariter alternantibus; anfr. 3'/, con- 
vexis, vix obliquis; apertura regulariter ovali. 
Long. 15, diam. 10 mill. — Amer. boreal. 
Affinis S. ovali, testa minus elongata, robustiore, crassiore, 
anfractibus multo minus obliquis. (Say.) 
257. Succinea elegans Pfr. — T. ovato-oblonga, tenui, 
pellucida, lzeviuscula, rubeilo-cornea, strigis longitudinalibus opa- 
cis, albis, rufo-marginatis ornata; anfr. $'/, planiusculis, ultimo 
spiram acutam vix superante: apertura ovali-oblonga, intus nitida, 
concolore; perist. simplice, margine columellari vix calloso. 
Long. 36, diam. 17 mill. — Huasco, Chile. (Bridges.) 
958. Succinea reflexa Pfr. — T. ovato-oblonga, tenui, 
pellucida, nitida, minutissime granulosa, corneo-sulphurea, strigis 
irregularibus (interdum ramosis) rufis ornata; anfr. 5 planiusculis, 
ultimo spiram vix superante; apertura ovali-oblonga, intus albida, 
obsolete strigata; perist. simplice, acuto, margine columellari te- 
nuissimo, albo, reflexo. 
| Long. 39, diam. 17 mill —  Pichidanque prope Coquimbo, 
Chile. (Bridges, Cuming.) 
259. Succinea rugosa Pfr. — T. ovato-ventricosa, tenui, 
oblique rugosa, nitide fulvescente; spira brevissima; anfr. 2!/, 
ultimo inflato; apertura ovali, margine sinistro valde arcuato; 
perist. simplice, membranaceo. 
Long. 14, diam. 10 mill. — Pondichery. 
260. Succinea variegata Pfr, — T. ovato-acuta, solidius- 
