80 
CYCLOPHORUS §. 4. 5. 
Cyclostoma lingulaium Sow. in Proc. Zool. Soc. 1843. p. 64. *) 
— — Sow. Thes. N. 101. p. 126. t. 29. f. 208-210. 
— — Chemn. ed. n. N. 182. p. 168. t. 23. f, 6—10. 
Cyclophorus lingulatus Pfr. in Zeitschr. f. Mai. 1847. p. 107. Consp. 
N. 109. 
— — Gray Catal. Cycloph. p. 20. N. 20. 
Habitat in insulis Philippinis Siquijor, Bohol, Zebu (H. 
Cuming). 
137 45. C. fulguratus Pfr. 
T. umbilicata, depresso-turbinata , solida, oblique stria- 
tula, sub lente confertissime decussata, alba, strigis fulguratis 
castaneis superne elegantissime picta; spira turbinata, apice 
obtusula, cornea ; anfr. 5 convexi, ultimus rotundatus, ad peri- 
pheriam fascia alba et infra earn nigricanti - castanea ornatus, 
circa umbilicum angustum, vix pervium albus ; apertura parum 
obliqua, subcircularis , intus livescens, nitida; perist. simplex, 
fulvidum, interruptum, marginibus callo tenui j unctis , dextro 
et basali aequaliter expansis , columellari supra umbilicum 
dilatato, patente. — Operc.? — Diam. maj. 29, min. 23, alt. 
19 mill. Ap. intus 13 '/ 2 mill, longa. (Mus. Cuming.) 
Cyclostoma fulguraium Pfr. in Proc. Zool. Soc. 9 Dec. 1851. 
— — Chemn . ed II. N. 361. t. 45. f. 9. 10. 
Cyclophorus fulguratus Pfr. Consp. N. 110. p 54. 
Habitat Arva. 
§■ 5 . 
138 46 . C. turbo (Trochus) Chemnitz. 
T. obtecte perforata, trochiformis, tenuiuscula, subiaevigata, 
in fundo luteo vel albo castaneo marmorata; spira turbinata, 
acutiuscula ; anfr. 4 convexiusculi, ultimus angulatus, interdum 
distincte carinatus, basi subplanulatus ; apertura obliqua, sub- 
tetragono-rotundata, intus albida ; perist. incrassatum, reflexius- 
culum, album, marginibus remotis, callo tenuissimo j unctis, 
*) T. suborbiculari, subdepresso-conoidea, tenuiuscula, laevigata, pallide 
fusco varie maculata vel radiatim strigata; spira brevi, subacuminata, apice 
obtusiusculo ; sutura subinconspicua ; anfr. 4% ventricosiusculis, plerumque 
acutimarginatis , nonnunquam margine ultimi rotundato ; apertura circulari ; 
peritremate pallido , plerumque duplici, interno lineari , externo latiori , re- 
flexo, supra umbilicum plus minusve late extenso; umbilico mediocri. 
(Sow. 1. c.) 
