28 DR. L. PFEIFFER ON NEW LAND-SHELLS. [Jail. 8, 



perist, simplex, rectum, marginibus callo tenuissimo albido 



junctis. 

 Diam. maj. 9, min. 8, alt. h\ mill. 

 Hah. La Parada, Mexico {M. Salle). 



40. SucciNEA SCALARINA, Pfr. T. ovato-conictt, scalarina, so- 

 lidiiisctila, irreffulariter rugoso-plicata, nitidula, rubella ; spira 

 elongata, acutiuscula ; anfr. 3^ convexi, ultimus spiram paulo 

 superans, basi subattenuatus ; columella substricte recedens, 

 cum perist. angulum indistinctum formans ; apertura obliqua, 

 ovalis, superne vix angulata ; perist. simplex, margine columel- 

 lari superne rejlexiusculo. 



Long. 13, diam. 7\, alt. 5^ mill. 



Hab. King George's Sound, Australia. 



f^Yn 41. Pythia wallacii, Pfr. (PI. II. fig. 2). T. imperforata, 

 compresse ovato-acuminata, solidiuscula, leviter striata, lutes- 

 cens, punctis castaneis dense conspersa vel subunicolor casta- 

 nea ; spira conica, acuminata, lateribus angulata, varicibus 

 pallidis ; sutura levis, indistiiicta ; anfr. 9-10 pla7iiusculi, ulti- 

 mus "I longitudinis fere formans ; apertura vix obliqua, angus- 

 tissima ; plicce parietales 3, suprema verticaliter descendens, 

 angulatim retroflexa, secunda magna, linguceformis, tertia ini- 

 nuta, illi parallela ; plica columellaris valida, torta, subad- 

 scendens ; perist. callo dentifero munitutn {dentibus 2 majori- 

 bus, tertio minuto), superne simplex, turn expansum et tenuiter 

 rejlexum. 



Long. 23, diam. maj. 14, min. 10 mill. 



Hab. Isle of Batchian {Mr. Wallace). 



42. Cyclotus subflammulatus, Pfr. T. umbilicata, turbi- 

 nato-depressa, tenuiuscida, striatula, nitida, liitescens ; spira 

 breviter conoidea ; anfr. 4 modice convexi, supremi pallide 

 rufo-flammulati, ultimus depresso-rotundatus, non descendens; 

 umbilicus conicus, ^ diametri vix superans; apertura vix ob- 

 liqua, sub circular is, iritus margaritacea ; perist. duplex, inter- 

 num vix porrectum, externum patens, superne productuin, latere 

 columellari angusto. 



Diam. maj. 17, alt. 8| mill. 



Hab. Isle of Batchiau (Mr. Wallace). 



43. Cyclotus batchianensis, Pfr. (PI. III. fig. 1). T. late 

 umbilicata, subdiscoidea, solida, oblique striatula et superne 

 liris spiralibus obsoletis notata, saturate fusca ; spira vix pro- 

 minula ; anfr. 4 convexiusculi, supremi pallide flamimdati, ulti- 

 mus depresso-rotundatus, antice descendens ; apertura diago- 

 nalis, subangidato-rotunda ; perist. duplex, internum conti- 

 nuum, subadnatum, latere dextro dilatatum, externum album, 

 concetitrice striatum, superne valde productum, juxta anfr. con- 

 tiguum subcompressum, latere dextro et basali expansis, colu- 

 mellari angusto. 



Diam. 23, alt. 8i mill. 



Hab. Isle of Batchian {Mr. Wallace). 



