THE ANNALS 



AND 



MAGAZINE OF iNATtJRAL HISTORY 



[SEVENTH SERIES.] 



" perlitora spar^te museum. 



Naiades, et circimi vitreos considite fontes : 

 Pollice virgineo teneros hie cari^ite flores : 

 Floribus et pictum. divae. replete canistrum. 

 At vos, o Njmphae Craterides, ite sub undas ; 

 Ite, recurrato rariata corallia trunco 

 Tellite muscosis e rupibus, et mihi conchas 

 Ferte, Deae pelagi, et pingui conchj-lia succo." 



N'.PartheniiGiannettasi, Bel. 1. 



No. 1. JANUARY 1898. 



I. — Some neio Parasitic Copepods found on Fish at Bombay. 

 By P. W. Bassett-Smith, Staff-Surgeon R.N. , F.R.M.S., 

 F.Z.S. 



[Plates I.-^^EI.] 



The continuation of the investigation of the parasitic Copepoda 

 of fish which I commenced at Plymouth (see Ann. & Ma^-. 

 Nat. Hist., July 1896, and 'Journal of the Marine Biological 

 Society,' February 1896) was much favoured by my beino- 

 stationed for a lengthy period at Bombay : this was all the 

 more interesting as it practically opened up an almost unknown 

 field, for, beyond the valuable works of Dr. Heller and Kroyer 

 and some stray notes, there has hardly been anything written 

 about these minute animals living on fish found in Eastern 

 waters ; and as apparently many individual fish, or, at least, 

 genera of them, have organisms peculiar to themselves preying 

 on them, it is not surprising that a comparatively large 

 number of new species should have been obtained. 



As in England, it was noticed that those specimens which 

 most frequently provided parasites were not in any way in 

 bad condition, or showed only in exceptional cases evidence 

 of their presence being harmful to the host. These parasites 



Ann. & Mag. N. Hist. Ser. 7. Vol. i. 1 



