280 BULLETIN: MUSEUM OF COMPARATIVE ZOOLOGY. 
The distribution of the two species is not exactly the same, though 
eae i ea 
roughly parallel, for while compressa was taken at practically every 
station where bispinosa occurred, it alone occurred off Cape Cod and 
on George’s Bank, near the coast south of New York (Station 10075) — 
Fic. 68.— Distribution of hyperiid amphipods. 
B = Euthemisto bispinosa; C, E. compressa; H, Hyperoche; P, Phronima. 
The curve —, is the probable southeastern limit to Euthemisto, the 
dotted curve,. ..., the northern limit of E. bispinosa in the Gulf of 
Maine, at the time of the cruise. 
off Massachusetts Bay (Stations 10087, 10088), and, in general, in 
the coast water north of Cape Ann (Stations 10100, 10101, 10103, 
10104, 10105). Of course horizontal hauls can not afford an accurate 
idea of its abundance, but they do show that it swarmed on the surface 
a... 
