153 
7. INFUNDIBULUM DEPRESsUM, Gmel. 
Trochus depressus, Gmel. 3573 ; Chemn. Conch. v. pl.171. f. 1668. 
Hab. 2 
Ah, 1453 8: INFUNDIBULUM CHLOROMPHALUS, A. Adams. I. testd de- 
presso-conicd, pseudo-umbilicatd, viridi, atro-purpureo punc- 
tatd ; anfractibus planis, cingulis confertis granorum ornatd, 
basi concavd, cingulis inequalibus articulatis insculptd, regione 
umbilicali infundibuliformi, intus viridi; columella superné 
tortuosd, tuberculatd. 
Hab. 2 
fi%,'483 9. INFuNDIBULUM CaLIrorNicum, A. Adams. JI. testd de- 
presso-conicd, pseudo-umbilicatd, albidd, viridi rufoque varie- 
gatd ; anfractibus planis, supra angulatis, ultimo angulato, 
eingulis tuberculorum subdistantium multiformium ornatd ; 
interstitis longitudinaliter oblique costatis, basi concavd, cin- 
gulis confertis crenulatis insculptd, regione umbilicali infundi- 
buliformi, viridi, lined albd elevatd cincto; columelld superné 
tortuosd, tuberculatd. 
Hab. California. 
Genus 6. Potyponta, Schumacher.—Lamprostoma, Swains. 
1. PotypontTa MacuLaATA, Linn. 
Trochus maculatus, Linn. ; Chemn. v. pl. 168. f. 1615-18. 
Hab. Port Essington, adhering to rocks, deep water (Jukes). 
2. PoLypDONTA IN=ZQUALIS, Chemn. 
Trochus inequalis, Chemn. v. pl. 170. f. 1635-36.—Trochus gra- 
nosus, Lamk. 
Hab. Philippines. 
3. PotyponTa REGIA, Chemn. 
Trochus regius, Chemn. vy. p. 170. f. 1637. 
Hab. ? 
4. Potyponta Tentorium, Chemn. 
Trochus Tentorium, Chemn. v. p. 169. f. 1628. 
Hab. Philippines. 
5. PoLtyponTA STELLATA, Chemn. 
Trochus stellatus, Chemn. v. pl. 169. f. 1630. 
Hab. 2 
6. PoLyDONTA VERRUCOSA, Gmel. 
Trochus verrucosus, Gmel.; Chemn. v. pl. 170. f. 1638.—Trochus 
elatus, Lamk. 
Hab. Zanzibar. 
7. Potyponta costata, Chemn. 
Trochus costatus, Chemn. v. pl. 169. f. 1633-34. 
Hab. ? 
