168 BOURCIERA. 



XXXIII. Bourciera Plr. 



Pfr. Mon, Pneiim. p. 312. — Grny Cat. Phan. p. 223: 

 genus Realianorum. — //. et A. Adams Gen. II. p. 300: 

 genus Pomatiasinarum. 



Species unica : 



1. Iielioiiiaerorini» Pfp. ((iray Phan. p. 223. — 

 Jd. Geii. p. 300. t. 87. f. 3. — Cijclosl. /if/icini- 

 furrnc Vfr. in Proc 18.52. p. 151. — C/ienin. ed. 

 nov. p. 243. t. 32. f. 8—10.) Mon. p. 312. 



Cyclostomacea 



incertae seclis vel omnino dubia. 



Cijclofttoma 



i. patei*a PTr fProc. 18.t2 p. 61. — C/irmn. ed. nov. 



p. 336. t. 43. f 23—2.5. — <'''oi/ Phan. p. 224.) . Mon. p. 314. 



2. a|S)£liitintin<4 llonihi*. et JTitcrci. Voy. Pol 

 Sud. Zool. V. p. 48. t. 12. f. 7—10. — Oceania. — 

 An potius Vaivatae species?) - - 316. 



3. V. Iinjiiiearinntiiin Pfr. 



T. vix perforata , oblongo - turrita , truncata , spiraliter 

 lirata, costulisque confertis, subinterruptis (3 — 4 fiisciculum 

 formantibus) sculpta, decolorata, vestigia fasciarum interrupta- 

 rum fuscularum monstrans; spira subregulariter attenuata ; su- 

 tura confertim denticulata; anfr. superst. 5 parum convexi, 

 ultimus antice breviter solutus, basi carinis 2 — 3 validis mu- 

 nitus; apertura subverticalis, angulato-ovalis; perist. duplex: 

 internum vix expansum , externum patens , superne et latere 

 sinistro dilatatum. — Long. 18 — 19, diam. 7 — 8 mill. Ap. 

 5—6 mill. longa. (Coll. Nr. 355.) 



Cyclosfoma basicarinatum Pfr. in Malak. Bl. II. 1855. p. 101. t. 4. f. 2. 3. 



Testae subfossiles modo lectae sunt in „La Grange" prope 

 Frederiksted insulae St. Croix. 



4. C. cliordirfriim Pfr. 



T. angustissime pcrforata , oblongo-turrita, truncata, spi- 

 raliter obsolete lirata et confertissime chordato- costulata, de- 

 colorata; spira subregulariter attenuata; sutura confertim den- 

 ticulata; anfr. superst. ^Va parum convexi, ultimus antice bre- 



