Boone, Crustacea, Cruises of ''Eagle" and "Ara," 1921-28 39 



Eupagurus hernhardus Stimpson, Proc. Acad. Nat. Sci. Phila., 1858, 

 p. 74.— S. I. Smith, Proc. U. S. Nat. Mus., vol. 3, p. 428, 1880.— 

 J. Bonnier, Catal. des Crust, de Concarneau, p. 40, 1887 (and 

 synonymy). E. L. Bouveer, Feuille des Jeunes Naturalists, 26e 

 annee, p. 154, fig. 21, 1896. — ^Verrill, Rept. Comm. Fish and 

 Fisheries for 1883, p. 553, 1885.— Verrill, Rept. U. S. Comm. 

 Fish and Fisheries, p. 548, 1871-72. 



Pagurus ulidiae Thompson, Rept. Brit. Assoc. Adv. Sci., p. 267, 1843. 



Pagurus strehlonyx Leach, Crust. Malac. Brit., pi. 24, figs. 1-4, and 

 text opposite. 



Pagurus longicarpus Say. 



Plate 7. 



Name : Commonly known as the little hermit of the New England 

 region. 



Diagnostic characters : Carpus of chelipeds as long as the related 

 palm. Chelae granulose on the outer face. 



Type: Say's type merely states: "Very common in our estuaries; 

 are generally seen near the edge of the water, running actively about 

 seeking food" (from "An Account of the Crustacea of the United 

 States"). Deposited in the cabinet of the Philadelphia Academy of 

 Natural Sciences. 



Distribution : Littoral on the coast of the United States from Mas- 

 sachusetts southward to Mexico. 



Material examined: Eight specimens inhabiting the shells of 

 Littorina littorea Linne from the shores of Northport Harbor, Long 

 Island, N. Y., September 11, 1928. 



Technical description: Precervical portion of carapace about as 

 wide anteriorly as long, heart-shaped, with the frontal margin pro- 

 duced to a very obscure median point and similarly weak lateral 

 points, lateral margins convex anteriorly, convergent posteriorly; 

 postcervical region soft, about as long as the precervical lobes, swollen 

 anteriorly, narrowed posteriorly. Abdomen asymmetrically coiled, 

 soft, pretelsonic segment with a broad, shield-shape calcareous plate ; 

 proximal part of telson with a broad calcareous plate, about three- 

 fourths as long as that of the preceding segment; distal part of seg- 

 ment twice as long as the proximal part, lozenge-shaped, with a slight 

 incision midway the lateral margin and with the distal margin regu- 



