BIOLOGICAL BULLETIN 



OF THE 



marine Biological laboratory 



\V II [)v H, >| I:, .\\ 



\ T OL. XLYIII | \MAKY, igj> No. i 



CONTEND 



FI'll II . \M> 



OKK, I'M i K i 



A'IIKV. I \ i-nrr,-nrt'i'f Ki* :n- 



itilt " / 



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 CHILD < M. . ' (Iradicnts tn Il\,. VI i< 



SUMNBR, F, B., AND 



Huoii'-, K K in Xubspccifu: H*f>r:. 



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M ni \ . C, ] . A'laf'! '-Hf^s i '' 



M'lNllHY BY THE 



MARINE BIOLOGICAL LABORATORY 



PRINTEH AM. ISSUED BY 



i ANCASTI;R PKI ss, INC. 



LANCASTER, I'A 

 AGENT FOR GREAT BRITAIN 



\\HEI.DOX & WESLEY, LIMITED 



2, 3 and 4 Arthur Street, New Oxford Street, London, W. C. 2 



Single Numbers, 75 Cents. Per Volume '6 numbers). S3.OO 

 Ratrr<1 (Vtohet to. 1003, at Lancaster. Ha., MCond-claH matter under Act of Con^.reM of July 16. l804* 



