72 
CYCLOPHORUS §. 3. 
Cyclostoma zebrinum Chemn . ed. II. N 240. t. 34. f. 21 — 23. 
Cyclophorus zebnnus Pfr. Consp. N. 96. 
Habitat in montibus „Khasya Hills“ Incliae (Benson). 
123 31 C, tigrfmis Sowerby. 
T. umbilicata, turbinata, solida, striata, castanea, strigis 
et flammis obliquis et angulosis flavidis ornata; spira elevata, 
acutiuscula; anfr. 6 convexi, costis spiralibus pluribus, pie- 
rum que 3 majoribus cincti, ultimus basi sublaevigatus ; um- 
bilicus mediocris, pervius; apertura obliqua, subcircularis, 
intus lutescens ; perist. incrassatum, concentrice sulcatum, bre- 
viter reflexum , marginibus callo aequali junctis , columellari 
supra umbilicum dilatato, patente. — Operc. tenue, corneum. 
— Diarn. maj. 32, min. 27, alt. 21 mill. Ap. intus 15 mill, 
longa, 12 V 2 l^a. (Coll. Nr. 42.) 
Cyclostoma tigrinum Sow. in Proc. Zool. Soc. 1843. p. 30. * *) 
_ _ Sow. Thes. N. 100. p. 126. t. 29. f. 201—204. 
— — Reeve Conch, syst. t. 183. f. 10. 
— - Chemn. ed. II. N. 56. p. 61. t. 8. f. 13— 16. 1. 16 
f. 17-20. 
Cyclophorus tigrinus Pfr. in Zeitschr. f. Mai. 1847. p. 107. Consp. 
N. 97. 
— — Gray Catal. Cycloph. p. 18. N. 13. 
Habitat in insulis Philippinis (H. Cuming). 
Obs. Conf. Sow. in Proc. 1843. p. 30, ubi 7 varietates describuntur. 
124 32. C. Aurora Benson, f 
T. anguste umbilicata, globoso - subturbinata , spiraliter 
5—6 obsolete carinata, ferruginea, versus apicem rubens, ob- 
lique rugulosa; spira conoidea, apice obtusiusculo ; anfr. 4 r / 2 
convexiusculi , ultimi peripheria obsolete angulata ; apertura 
libus sculp tis ; sutura distincta ; apertura circulari , peritremate incrassato, 
albo, reflexo ; umbilico mediocri ; epidermide crassa, fusca, plicis longitudi- 
nalibus, his setis fortibus munitis, instructa. (Sow. 1. c.) 
*) T. suborbiculari, conica, crassiuscula, laeviuscula, pallescente, strigis 
irregularibus transversis, saturate brunneis picta; spira sub acuminata , sub- 
mammillari ; anfr. 5 raptim crescentibus, rotundatis, plerumque carinis 3 — 4 
subobgoletis ; apertura magna, orbiculari, postice subemarginata ; peritremate 
reflexo, albo, incrassato, prope ultimum anfractum subinterrupto ; labio co- 
lumellari subextenso, umbilicum mediocrem partim tegente ; sutura distincta ; 
operculo tenui , corneo , multispirali , anfractuum marginibus lamellosis. — 
Long. 1, lat. 1, 25 poll. (Sow. 1. c.) 
