278 Records of the Indian Museum. \Voh. Ill, 1909.] 



Habitat.— TmimaXai, W. Ghats (W. side), Travaucore (rocky 

 mountain stream); N. Annandale coll., November, 1908. 



4610 

 Types in Indian Museum. Regd. No. M. — - . 



Modiola cochinoisis, sp. nov. 



Shell subtrapezoidal, moderately swollen, Ijrownish black 

 marked with coarse, concentric lines of growth; umbones rather 

 large, prominent; dorsal margin rapidh' sloping anteriorly, slightly 

 arched ])osteriorly ; central margin curved; an-erior side sharply 





Fig. z. — Modii)la cochinensis, sp. nov., x 2. 



rounded; posterior side acuminately rounded; interior of shell 

 l)ronze, nacreous showing faint traces of radiate striation. 



Long. , . . . . . 5 mm. 



Lat. .. .. .. 10-5 ,, 



Habitat. — Backwater near Cochin (slightly brackish water); 

 N. Annandale coll., November, 1908. 



4612 

 Types in Indian Museum. Regd. No, M. 



