158 Trochus. 



Polydonta Sell. (Lamprostoma Sw.) 



2859 1 inaculatus L, Ind, or. 



T. sanguinolentus Ch. 



2860 1 niveus Ch. 



T. grandinatus Link. 



2861 2* sp. 



2862 6 alveare Gm. 



2863 3 granularis Bolt. 



T. radiatus p Gm. 



2864 I turboides Bolt. Ch. V. f. 1658. M. rub. 



T. erythraeensis Brocchi. 



2865 1 lima Yoldi. Ind. or. 



2866 1 sp. 



2867 3 sp. Cbina. 



2868 1 sp. ? 

 Pyramidea Sw. 



2869 1 pyramidalis Ch. Ind. or. 



T. marmoratus Lam. 

 T. flammeus Bolt. 



2870 1 niloticus L. 

 Tectus mtf. (Pyramis Sch.) 



2871 1 dentatus Forsk. M. rub. 



T. foveolatus Gm. 

 T. pyramidalis Lam. 



2872 1 Forskalii Bolt. 



T. noduliferus Lam. 

 T. dentatus duplex Ch. 



2873 2 pyramis Born. !nd. or. 



T. acutus Lam. ? 



2874 1 obeliscus Lam. 



T. pyramis Ch. V. f. 1520. 



2875 2* fenestratus Gm. 



