252 MELANIIDA. 
longitudinaliter striatis et costatis ; costulis anfractis ultimi, 
superne nodulosis; apice plerumque truncato; suturis excavatis ; 
apertura intus violacea, columella quasi sinuata.”’ 
Also subvar., Benson, 1. ¢., as var. A. from Calcutta. ‘“ An- 
fractuum inferiorum liris elevatis, nodulis elevatioribus.” 
The common typical Lower Bengal form is also the M. 
varicosa of Troschel ; itis well represented by the Con. Indica, 
pl. 109, fig. 2 [Calcutta ”’] and M. Brot’s pl. 10, fig. 1 d. 
Ido not believe the specimen figured by Hydoux and Souleyet 
really came from the Ganges. 
100 Calcutta, Pt. Canning, &c. ; ex c. Asiatic Soc., Bengal, J. B. Baxter, 
and G, Nevill, Esqrs. 
1 Locality ? ; ex c. Karachi Museum. 
1 Kissengunj : ex c. Dr. F. Stoliczka, 
Benson’s original figure was, I suspect, taken from a specimen 
from this locality. 
subvar. aspera. 
Hanley, Con. Indica, pl. 109, fig. 6, and Benson, l. ¢., var. A. Calcutta, 
Exceedingly close to Mousson’s Mel. infracostata from Java. 
16 Calcutta; coll, G, Nevill, Esa. 
1 Calcutta; ex c. Dr. F. Stoliczka. 
subvar. cincta. 
Hanley, Con. Indica, pl. 109, fig. 5, Assam. 
3 ‘India ” ; ex c. Madras Museum. 
2 Raniganj ; coll. Dr. F. Stoliczka, 
Interesting specimens, the ribs showing a strong tendency 
to become “ spinose,” as in M. episcopalis, Lea, 
30 Calcutta ; ex c, Asiatic Soc, Bengal, and G. Nevill, Esq. 
subvar. subtuberculata. 
4 Calcutta ; ex c. Dr. F, Stoliczka. 
Aperture relatively very small, almost round; last two 
whorls with scarcely any sculpture. 
Long. 36, diam. 124 mil. 
