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THE AM ERICA X NATURALIST. [Vol. XXXVII. 



subsequently he added considerably to our knowledge of the 

 amphipods of northern New England and Labrador. Since the 

 publication of Prof. Smith's papers only a few forms have been 

 made known from any portion of the eastern coast of America. 

 Stimpson in his Marine Invertebrata of (band Manan instituted 

 several supposed new species, described after the fashion of 

 that versatile zoologist, with very unequal degrees of fulness ; 

 some of the species are very well characterized while the 

 description of others is so meagre their recognition is practically 

 impossible. Many of Stimpson's species are identical with forms 

 previously described from Kumpe or Arctic America. 



Most of the species included in this key will be found more 

 fully described and figured in a paper by the writer on the Amphi- 

 poda of southern New Kngland, which is now in course of publi- 

 cation. The specimens I have secured at Wood's Hole, Mass, 

 and the collections of the U. S. National Museum, the U. S. 



