652 



THE AMERICAN NATURALIST [Vol. XL 



Ectinosoma normani T. and A. Scott 



1S96. Edinomma normani T. and A. Scott. 

 1903. Ectinosoma normani Sars. 



Charlestown Pond, summer. A species recordeil from Norway, 

 Scotland, and Ceylon. 



Ectinosoma curticorne Boeck 



1872. Edinnsnuxl rnrf,nn-,n I'.nrrk. 

 1895. Edilin. ; T':nln|.SOn. 



1903. Edin<. 



Charlestown > hn oi iiu> most common copepods in July 



and Aufrust. It li;is \)vv\\ previously reported from Norway, Scot- 

 land, and SpitzlKM-c^en. 



Microsetella norvegica (Boeck) 



NiUTairansctt Bav. March. This species is cosmopolitan, with 

 a wide distrilHition in the Atlantic Ocean an.l occurs in the Arc- 

 tic, the Pacific, the Mediterranean, the s<-a and the Indian 

 Ocean. 



Tachidius littoralis Poppe 



Narra-an^ett Bay. Al.undant in March an.l April. 



Tachidius brevicornis (Miillerj 



