214 TURBO. 



spiraliter sulcati ; apertura oblique ovata. — A little dark 

 brown shell with distinct spiral grooves. — Hab. California. 



83. MARMOREUS, pi. xiii. f. 171, Pease? — Testa minuta, 

 ovata, imperforata, alba, pallide fusco-marmorata ; spira 

 parva ; anfractus convexo-declives ; ultimus leviter elevatus, 

 infra medium obtuse angulatus; apertu.ra oblique ovata. — 

 Hab. Sandwich Islands ? I find the species with the above 

 name in the British Museum, but I have not been able to 

 find the original description. 



84. EXiLis, pi. xiii. f. 174, Philippi, Conch. Cab. p. 66, 

 pi. XV. f. 6. — Testa minuta, suborbicularis, umbilicata, pur- 

 purea, regione umbilici alba ; anfractus convexi, spiraliter 

 sulcati ; sulcis minutissime crenatis, in anfr. ultimo circ. 12. 

 —Hab. — ? 



85. pusio, pi. xii. f. 140, Anton, in Philippi, Conch. Cab. 

 p. 71, pi. xvi. f. 10. — Testa minima, globoso-conoidea, anguste 

 umbilicata, flavescente, fusco-maculata et punctata ; anfr. 

 convexi, spiraliter striati ; anfr. ultimus ventricosus, costa 

 latiuscula elevata crenata umbilicum cingente munitus ; 

 apertura subcircularis. 



86. CALiFORNicus, pi. xii. f. 147, Troschel, in Berlin 

 Museum. — Testa parva, perforata, globoso-conoidea, solidis- 

 sima, alba, puniceo-variegata ; anfractus 4, convexi, spiraliter 

 confertissime striati ; anfr. ultimus ventricosus, obsolete 

 costatus; apertura circularis; labrum crassum, intus dense 

 crenulatum. — A very solid species, white, variegated with 

 light red, very closely striated, interior densely crenulated. — 

 Hab. California. 



Section 12. Astralium, and Calcar. 



87. HELiOTROPiUM, pi. xi. f. 128, Martyn (Trochus) — 

 Trochus Solaris imperialis, Chemnitz, Conch. Cab. p. 135 — 

 Trochus imperialis. Reeve. — Testa abbreviato-conoidea, 

 ampliter umbilicata, purpureo-cinerea, ubique transversim 

 oblique squamoso-lirata ; anfractus circiter 6, superne convexi, 

 inferne leviter concavi, acutimarginati, ad marginem squamis 

 magnis planulatis radiati ; basis convexiuscula, imbricato- 

 quadricostata ; apertura obliqua ; labrum tenue. Operculum 

 ovale, extus leviter convexum, albidum vel flavescente, poli- 



im, costa spirali fere obsoleta munitum. — A fine bold 



