194 CYCLOSTOMUS $.1.2 
approximatis, callo tenui junctis, dextro superne repando, for- 
nicatim  expanso, carinis angulato, columellari angusto, uc 
reflexiusculo. — Operc.? — "Diam. maj. 24, min. 19, alt. 
mill. Ap. oblique 9 mill. longa. (Mus. Cuming.) 
Cyclostoma modestum Petit in. Journ. Conch. 1850. I. p. 50. t. 4. f. 9. *) 
— — Chemn. ed. II. N. 333. t. 42. f. 16—18. 
Cyclostomus modestus Pfr. Consp. N. 281. 
Habitat in montibus insulae Abd-el-Goury. 
391 8. €. lirntusgs EPfr. 
T. late et perspective umbilicata, subdiscoidea, solidula, 
radiatüm striata, superne et basi confertim et acute lrata, non 
nitens, livido-carnea; spira vix elevata, vertice papillari; su- 
tura profunda; anfr. 4 vix convexi, ultimus ad suturam de- 
pressus, ad peripheriam carinis 2—6 distantioribus, majoribus 
munitus, antice descendens; apertura perobliqua, oblongo- 
circularis; perist. duplex : internum. continuum, obtuse promi- 
nens, externum dilatatum, expanso - inflexum , latere sinistro 
angustissimum. —  Operc.? — Diam. maj. 18, min. 14'/, 
alt. /—8 mill. (Mus. Cuming.) 
Cyclosftoma liratum. Pfr. in. Proc. Zool. Soc. 9 Dec. 1851. 
— — . Chemn. ed. YI. N. 340. t. 42. f. 9. 10. 
Cyclostomus liratus. Pfr. Consp. N. 982. p. 61. 
Habitat?. 5: 
$. 2. 
322 9. €. eampanulatus JPfr. 
T. anguste umbilicata, turbinata, solida, confertissime 
striatula, lutescente, griseo et saturate carneo irregulariter 
variegata; spira conica, elevata, apice obtusiuscula; anfr. 6, 
supremi convexi, uliiái rapide accrescentes , angulati, ultimus 
carinis 2 acute elevatis, pluribusque obsoletioribus cinctus, 
basi profunde et confertim sulcata in umbilicum infundibuli- 
formem, vix pervium abiens; apertura ovali-rotundata, superne 
subangulata, intus atro-castanea, nitidissima ; perist. continuum, 
*) T. orbiculato-depressa, late umbilicata, pallidissime fusca, spiraliter 
valde sulcata, subtricarinata, transversim tenue et crebre striata; anfr. 5 de- 
presso-convexis, sutura profunda discretis; apertura suborbiculari, obliqua; 
labro reflexo, antice quadrangulato; angulis medianis majoribus. — Diam. 
26, alt. 12 mill. (Petit l. c.) 
