Diam. maj. 10, min. 8, alt 7 mm. 



Opisthoporus bialatus Moellendorff in coli. 

 Hab. — ? 



2. Cijclotus (Pseudocyclophorus) papuamis (Moellendorff mss). 



T. late umbilicata, miibilico ^/lo diametri aequante, 

 depressa, solidula, sat ruditer striata, hie illic obsolete 

 costulata, albida, epidermide lutescente induta, unicolor 

 vel eastaneo strigata et fasciata. Spira depressa, apice 

 breviter mucronato, sutura perprofimda. Anfractus 472 

 convexi, celeriter accrescentes, ultimus dilatatus, rotundatus, 

 antice celeriter descendens. Apertura parum obliqua, 

 circularis, peristomate expanso, super parietem aperturalem 

 continuo, marginibus bene arcuatis, externo duplici. — 

 Operculum planiusculum, lamellis 2 sulco profundo divisis 

 compositum, externa majore ad margines prominente, anf. 

 7 — 8 ad suturam prominentibus, interna laevis, concava. 

 Diam. maj. 20, min. 14, alt. 11, diam. apert. 10 mm. 



Cyclotus (Pseudocyclophorus) papuanus Moellendorff 

 in coli. - Kobelt, in : Martini & Chemnitz Conch Gab ed. 

 II p. 812 t. 121 flg. 6—8. 



Hab. Takar, in parte boreali Novae Guineae occi- 

 denlalis. 



Var. kapaurensis n, differt a typo testa minore, 

 supra saturatius strigata, infra peripheriam fascia latiore sub 

 irregulari castanea ornata. Diam. maj. 17, min. 13, alt 

 9,5, diam. apert. 9 mm. (M. Ch. II p. 813 t. 121 fig. 9-11). 



Hab. Kapaur in parte meridionali Novae Guineae 

 Occidental is. 



3, Cyclotus (Pseudocyclophorus) rollei Moellendorff mss. 



T. modice sed profunde ac pervie umbilicata, globoso- 



turbinata, solida, subtilissime striatula, sub epidermide fusca 



adhaerente griseo-albida, infra suturam alternatim strigis 



brevibus obliquis castaneis et lutescentibus ornata, infra 



