SCAIiUlNA. 



27 



R'livje. South China, India, Farther India, Ceylon, Comores. 



Shell widelv uinbilieated, depressed, subdiscoid, with a faacous 

 hiirv periostraciim; wlioids rounded; aperture circular; peristome 

 thickened; operculum thick, corneous, edges of whorls lamellate, 

 raised. 



"Distinguished from other discoid species by a scabrous 

 epidermis, and an opercuUim witli raised edges to the whorls ex- 

 ternally, thus exactly resembling that of the Burmese forms of 

 Pteroci/dos and Sinraculum, to the former of which genera this 

 little group forms a passage." {Blanford.) 



39. Scabrina basisulcata, von Martens. 



Cyclojjhonis [Scabrhia) basisulcatus, von Martens, Nachr. Deuts. 



Malak. Ges. xxix, 1897, p. 179; id., Arch. Naturg. Ixv, i, 1899, 



p.31,pl. 4,fif?. 3. 

 Scabrina basisulcata, Kobelt & Molleodorif, Nachr. Deuts. Malak. 



Ges. xxxi, 1899, p. 132 ; id., Cat. Pneum. 1899, p. 100 ; Kobelt, 



Das Tierreich, Lief. 16, 1902, p. 87. 



Original description:— ''T. perlate umbilicata, orbiculata, de- 

 pressa, radiatim striata, ad suturam profundum utrinque hispidula, 

 virescenti fusca, opaca, subunicolor : spira vix paululum promi- 

 luila, apice ))apillatim prominente, laBvi, nitido rufof usco ; anfr. 5, 

 couvexi, ultimus supra peripheriam angulis prorainulis 2-3 obtusis 

 versus aperturam evanescentibus sculptus ; umbilicus cingulis 

 distinctis in anfr. ultimo 4, in penultimo G conspicuis isiguitus. 

 Apertura diagonalis, circularis, peristoma (duplicatum, internum 

 continuum rectum supra insertiont-m leviter emarginatum, 

 externum) rectangulatim breviter expansum, iuterruptum, superne 

 in alulam rotundatam paululum declivem continuatum. 



"Diam. maj. 16, min. 13, alt. 9, aper. diam. intern. 4 mill. 

 Operculum tvpicum." {von Martens.) 



Hah. Upper Burma : Padoukbin near Tliayet Myo {Notling). 



40. Scabrina brounse, SyJces. 



Ci/clophorus (Scabrinus) brouncs, Sykes, Proc. Malac. Soc. iii, 1898, 



p. 73, pi. 5, tigs. 2, 3. 

 Scabrina hrounae, Kobelt & 31(31 lendorff, Nachr. Deuts. Malak. Ges. 



xxxi, 1899, p. 132; id., Cat. Pneum. 1899, p. 100; Kobelt, Das 



Tierreich, Lief. 16, 1902, p. 87. 



Original description: — "Testa late umbilicata, depresse conica, 

 periostraco bruniieo-fusco, scabro ornata, lineis elevatis spiralibus 

 et costis remotis notata, in regions umbilicari Isevior ; spira sub- 

 elevata, apice exserto, plicatulo, obtuso; sutura pi'ofunda; anir. 

 4^, convexi, ultimus ver.-^us aperturam parum descendens ; aper- 

 tura fere circularis, duplex, internum continuum, externum leviter 

 expansum. Alt. ii-o, diam. max. 10-5 mui." [Sykes.) 



Hub. Ceylon : Nuwara-Eliya {Mrs. Broun). 



