157 
12. Pworcus ruscescens, Phil. 
Trochus fuscescens, Phil. Abbild. Trochus, t. 3. f. 8. 
Fab. 2 
13. PHorcus nopicinctus, A. Adams. P. testg conoided, um- 
bilicatd, fusca luteo variegatd, levi ; anfractibus subplanulatis, 
: cingulis tribus nodulosis, liris elevatis transversis ornatis, an- 
Sractu ultimo subangulato, basi convexiusculd, lineis elevatis 
> concentricis sculptd, regione umbilicali albidd ; columella brevi, 
arcuatd, basi dentibus duobus terminatd ; labro Susco marginato. 
Hab. 2 
14. Puorcus Granirer, A. Adams. P. testd orbiculato-conicd, 
fusca, cingulis transversis granorum distantium ornatd, cingulis 
remotiusculis, interstitiis transversim liratis ; anfractibus rotun- 
datis, suturd canaliculatd ; umbilico aperto, perspectivo ; columella 
sinuatd, basi dentibus duobus terminaté ; labro intus crenulato. 
Fab. 2 
15. Puorcus tiratus, A. Adams. P. testd conoided, umbilicatd, 
Suscd, lineis pallidis undulatis ornatd, cingulis distantioribus trans- 
versis insculptd; columella sinuatd, basi dentibus tribus ter- 
minatd, umbilico aperto, perspectivo, peromphalo viridulo ; labro 
intus levi. 
Hab. 2 
16. PHorcus semicranosus, A. Adams. P. testd orbiculato- 
conoided, umbilicatd, purpureo alboque variegatd, transversim 
tenuiter striatd ; anfractibus planiusculis, cingulis confertis sub- 
granosis ornatis, ultimo subangulato, basi planiusculd, cingulis 
granosis insculpto ; margine umbilici lined alba elevatd cincto ; 
labio supra calloso ; columellé supern® sinuatd, basi in tuberculis 
duobus terminatd et infra tuberculos dentibus duobus instruct ; 
labro intus levi, antic? callo marginato. 
Hab. West Indies. 
yy 04S? 17. PHorcus catirornicus, A. Adams. P. testa orbiculato- 
conicd, profundé umbilicatd, viridi, atro-purpureo radiatim ma- 
culata, liris transversis subnodulosis inequalibus ornatd; an- 
Sractu ultimo subangulato ; basi convexiusculd 3 umbilico perspec- 
tivo ; labio in medio valde excavato, columella antic? dentatd, intus 
levi. 
Hab. California. Mus. Cuming. 
Genus 8. CLancuxus, Montfort. 
Polydonta b., Schum.—Fragella, Swainson.— Apiculum, sp., 
Humph.—Monodonta, sp., Lamk.—Otavia, Risso (not Cantraine). 
1. Cuancuxus Puaraonts, Lim. 
Trochus Pharaonis, Linn. Syst. Nat. ed. 12. no. 584; Chemn. 
Conch. pl. 171. f. 1672-73. 
Hab. 2 
