ART. 14 



NORTH AMERICAN COPEPODS MARSH 



D. albuquerquensis was first found, as the name indicates, in New 

 Mexico. It has been collected at various places in eastern Colorado 

 by Dodds 1915^, 1917, 1920, and 1924, and by the author, and was 

 reported by Juday 1915 from Lake Amatitlan, Guatemala, and from 

 Mexico City. Its distribution is shown in Figure 1. 



5t Figure 1.— Distribution of Diaptomus albuouerouensis Herricf (A), D. bacillifer Kolbel, 

 (+), D. BiRGEi Marsh (0), D. castor Jurine (O). and D. eiseni Lilljeborg (D) 



DIAPTOMUS ARCTICUS Marsh. 1920 



D. arcticus was named from material collected by Frits Johansen 

 on Herschel Island, and up to this time has been found in no otlier 

 locality. 



DIAPTOMUS ASHLANDI Marsh, 1893 



D. ashlamdi occurs in the Great Lakes, in Round Lake, and Pine 

 Lake, in Michigan, these lakes being connected with Lake Michigan ; 



