ISOPODS OF NORTH AMERICA. 



589 



Uropoda: basis with a large oblong processus; endopodites extending 

 beyond the apex of the pleotelson; exopodites small, placed at the top 



Fig. 648.— Ethelum modestum (After Dollfus). n, Head and first two segments of thorax 

 (UPPER side), b, The same (underside), c, Fifth and sixth segments of abdomen and uro- 

 poda (UPPER side), d. The same (underside). 



of the basal processus. Color: gray or reddish, with small light 

 lineolfe on the pereion; uropoda light. Dimensions: 6 by 2i mm.'' — 

 Dollfus.^ 



ETHELUM AMERICANUM (Dollfus). 



MemrmndUlo ameriennus Dollfus, Proc. Zool. Soc. London, l<S9(i, pp. :^!)7-398. — 

 Richardson, Proc. U. S. Nat. Mus., XXIII, 1901, p. 57;i 



Ethelum americanuin Budde-Lund, A Revision of "Crustacea Isopoda Terrestria," 

 1899, p. 24; Ent. Meddel. (2), I, Pt. 2, 1899, p. 90. 



Locality. — St. Vincent, West Indies. Sugar-cane held, under decay- 



PiG. 649.— Ethelum americanum (After Budde-Lund). a, Apex of inner lacinia of first 

 right maxilla. X 130. 6, Left antenna, x 25. c, Flagellum of left antenna, x 70. 



ing cane-leaves. Leeward, lowland near sea, under stones; undcM- old 

 boards, 250 feet; under rubbish, shady place. 



«Proc. Zool. Soc. London, 1896, p. 397, 



