GEORISSA. 251 



Subfam. Georissea. 



„Testa inipeiforata ^;. vix perfbrata, niiniina, conica, suc- 

 cinea vel rubella, plerumquc spiraliter sulcata vel striata. 



Operculuni semiovale, sine ullo vestigio structurae spiralis, 

 excentrice striatum, testaceum, transparens. 



Animal parvum , lobis hemisphaericis in loco tentacu- 

 lorum munitum. Ocuii normales. Pes brevis, rotundatus.* 

 (Blanf.) 



(leorisstnae (suhfamiiia Helicinitlaruni) W. T. Blanfvvd in Ann. and 

 Majr. nat. hist. Jun. 1864. 



VII. Georissa W. T. Blanford. 



Character subfamiliae : 



0'eorissa (novum genus Georissinarum) W. T. Blanf. 1. c. 

 Hydrocenae sp. Bens.., Pfr. Mon. Pneuni. 



Species 



1. Pyxis Bens. (Coll. 217. — Georissa [typusj 1579. 



Blanf 1. c. — Hydrocena Bens. , Pfr. — 

 Birmania.) ^ Pneum. II. p. 161. 



2. Cr. Friistrilluiu Benson. i.^iso. 



„T. imperforata, ovato-oblonga, solicliuscula, spiraliter con- 

 fertissime tenuisulcata , succinea ; spira subpyramidata , apice 

 obtusiusculo, sutura impressa; anfr. 5 convexis, ultimo ^/5 testae 

 subaequante; apertura obliqua, truncato-ovata, superne necnon 

 ad latus sinistrum angulata, peristomate tenui , non continuo, 

 pariete calloso. — (Operc. praecedentis : Blanf.) — Long. 2'/2, 

 diam. 13/4 mill.'' (Bens. — Coll. Nr. 218.) 



Hydrocena FrustriUum Bens. in Ann. and Mag. nat. hist. 3 d. ser. VI. 



(Sept. 1860) p. 193. 

 Georissa frustiUum W. T. Blanf. 1. c. 

 Habitat in regno Ava (Oldham). 



