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Nature, 170, 1039-1042. 

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Fisher, L. R. and E. H. Goldie, 1958. The eye pigments of a euphausiid crustacean 



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Fletcher, A., T. Murphy and A. Young, 1954. Solution of two optical problems. Proc. Roy. 



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the degree of vmderwater light polarization. J. Mar. Res., 16, 283-307. 

 Jander, R. and T. H. Waterman, 1960. Sensory discrimination between polarised light 

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Phys. & Chem. fasc. 1, 1-59. 

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euphausiid crustaceans. Nature, 175, 996-998. 

 Kampa, E. M. and B. P. Boden, 1957. Light generation in a sonic -scattering layer. Deep- 



Sea Res., 4, 73-92. 

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12, 16-31. 

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