120 Records of the Indian Museum. [VOL. V, 
middle and bluntly produced posteriorly, sculptured with distant, 
sinuous, concentric, very slightly foliaceous ridges, between which 
occur delicate, concentric striz, and crossed anteriorly by radiate 
beaded ridges. the terminations of which project beyond the ventral 
Fic. 4.—Martesia delicatula, sp. nov. 
. 
margin; umbones rather large and prominent; dorsal margin 
notched just behind the umbones, then abruptly rounded ; ventral 
margin excavated anteriorly, rounded posteriorly ; anterior side 
descending obliquely, angled below; posterior side bluntly rostrate ; 
interior of shell white, polished, showing the scupture through the 
thin shell. 
Long. sie ..) 25°25 stata 
Waits. ao J Ogee 
Hab.—Mouth of the Devi River, Orissa Coast, 23—25 fathoms, 
in sodden wood. (B. F. Trawler ‘‘ Golden Crown.’’) 
Type in Indian Museum (Reg. No. M, #7). 
Pandora perangusta, sp. nov. 
Shell small, white, depressed, curved, elongate-lunate ; right 
valve concentrically striate with lines of growth, depressed towards 
the ventral margin, bearing two rather coarse, elongate carinz 
dorsally and towards the posterior side, the space between these 
being at frequent intervals marked with transverse ridges; left 
valve not very convex, concentrically striate with two similar 
carine to those on the right valve; umbones small, not prominent : 
dorsal margin curved posteriorly, sloping anteriorly ; ventral 
Fic. 5.—Pandora perangusta, sp. nov. 
margin rounded ; anterior side angular above, descending obliquely 
below ; posterior side elongately, posteriorly rostrate. 
