357 
216 CYCLOSTOMUS $. 6. 
Cyclostoma insulare Pfr. in Proc. Zool. Soc. 9 Dec. 1851. 
-— — . Chemn. ed. II. N. 368. t. 45. f. 5. 6. 
Cyclostomus insularis Pfr. Consp. N. 314, p. 63. 
Habitat Isle de France. 
44. €. reticuwlatus A. Adams et lE eeve. 
T. umbilicata, turbinata, tenuiuscula, lineis elevatis spira- 
libus subobsoletis cincta, castanea, diaphana, strigis et maculis 
opacis albis irregulariter reticulata; spira turbinata, acutius- 
cula; anfr. 5 perconvexi, celeriter accrescentes, ultimus rotun- 
datus, in umbilico mediocri obsolete suleatus; apertura parum 
obliqua, subangulato-cireularis; perist. subsimplex, castaneum, 
albolimbatum, marginibus breviter interruptis, callo junctis. — 
Operc. (ex Ad.) testaceum, extus in medio concavum, anfr. 
4—5, margine suleato. — Diam. maj. 16, min. 13, alt. 13 
mil. (Mus. Cuming.) 
Cyclostoma reticulatum .4. 4d. et Reeve Voy. Samarang. Moll. p. 57. 
ij 14.-f 8.*) 
-— Chemn. ed. II. N. 237. t. 34. f. 13—16. 
Cuclostomus reticulatus Pfr. Consp. N. 315. 
B. Major, striis spiralibus obsoletissimis, perist. latius expanso, subreflexo, 
umbilico latiore; diam. maj. 22, min. 17, alt 15 mill. (Mus, Cuming.) 
Habitat in insula Madagascar. 
Obs. Specimen a Cl. Auctt. figuratum intermedium videtur inter varie- 
tates duas Musaei Cumingiani descriptas. 
358 49. €. Goudotianus Sowerby. 
T. umbilicata, globoso-conica, tenuis, laevigata, spiraliter 
tenerrime striata, diaphana, luteo-fulva, castaneo 1— 3-fasciata ; 
spira conoidea, obtusiuscula; anfr. 5 convexi, ultimus inflatus, 
basi et in umbilico mediocri sulcis spiralibus argute exaratus; 
apertura subcircularis, intus concolor; perist. tenue, undique 
expansum, marginibus subdisjunetis, columellari reflexiusculo. — 
Operc.? — Diam. maj. 17, min. 14, alt. 14 mill. Ap. intus 
9 mill. longa, 7!/, lataa (Mus. Menke.) 
*) T. globoso-conica, subpellucida, spira subconoidali, apice obtuso, 
anfr. 5 ventricosis, brunneis, albo conspicue reticulatis, spiraliter carinatis, 
carinis fere obsoletis, multis, confertiusculis, apertura fere circulari, peritre- 
mate reflexo, superne acuminato, ad ultimum anfractum subinterrupto, um- 
bilico magno, spiraliter sulcato, (Ad. & R. 1. c.) 
