REPORT 



ON THE 



POLYZOA 



COLLECTED BY 



MR. JAMES HORNELL 



AT 



OKHAMANDAL IN KATTIAWAR IN 1905-6. 



BY 



MISS LAURA ROSCOE THORNELY 



[With Six Text-Figures] 



[PREFATORY NOTE. The following report deals with a collection made in the 

 main by means of dredging off the western coast of Okhamandal between Dwarka 

 and Samiani Point, and in the faunistically rich channel which constitutes Beyt 

 Harbour, supplemented by shore-collecting on the reefs and islets at the entrance 

 to the Gulf of Kutch. Forty-two species, and varieties have been identified by 

 Miss Thornely, including one new species, Beania regularis, together with a new 

 variety of Bugula neritina, which has been named var. fastigiata. 



Considering that this is entirely a littoral and shallow water collection the 

 greatest depth dredged from being 17 fathoms and that it was made by precisely 

 the same methods as were employed during Prof. Herdman's pearl fishery investi- 

 gations in Ceylon, it is remarkable that out of the 42 species now recorded, 17 

 only are common to the Ceylon and Kattiawar lists. The great majority of the 

 remaining 25 species are new records for Indian waters. 



The following table shows the species common to two or more of the four 



