Boone, Crustacea, Cruises of ''Eagle" and "Ara," 1921-28 111 



Synonymy. — Achelous ordwayi Stimpson, Bull. Mus. Comp. Zool., vol. 

 2, p. 148. — S. I. Smith, Trans. Conn. Acad, Arts and Sci., vol. 2, 

 p. 9, 1869. — A. Milne Edwards, Archiv. Mus. Hist. Nat., t. X, 

 p. 430, 1861.— Rankin, Ann. N. Y. Acad. Sci., vol. 11, p. 233, 

 1898. 



Neptunus cruentatus A. Milne Edwards, op. cit., p. 326, pi. 31, fig. 2, 



1861. 

 Neptunus ordwayi A. Milne Edwards, Crust. Miss. Sci. Mex., V, p. 



217, pi. 2, 1879. 

 Achelous ordwayi A. E. Verrill, Trans. Conn. Acad. Arts and Sci., 



vol. 13, p. 381, figs. 28, 29, pi. 18, fig. 3, 1908. 



Portunus ordwayi Rathbun, American Nat., vol. 34, p. 141, 1900. 



Portunus (Achelous) ordwayi Rathbun, Bull. Labr. Nat. Hist. State 

 Univ. Iowa, vol. 4, p. 276, 1898 ; Bull. U. S. Fish. Comm., vol. 20, 

 part 2, p. 46, 1901 ; Rapport betreffende een vooloopig onderzoek 

 naar den toestand van de visscherij en de Industrie van zeepro- 

 ducten in de Kolonie Curagao, vol. 1, p. 332, 1907. 



Portunus (Achelous) seliae (H. Milne Edwards). 



Plate 60. 



Name : This species was named in honor of Seba, one of the early- 

 European naturalists. 



Diagnostic characters : Living specimens are readily recognized 

 by a pair of deep wine-red ocellate spots, one on each side of the 

 branchial region near the margin. There is an acute, upright spine 

 on the basal joint of the swimming legs ; also a spine at the outer distal 

 angle of the merus of the same pair of legs. 



Type: Dr. Milne Edwards' type came from the coasts of Brazil 

 and is deposited in the Paris Museum. 



Distribution : From North Carolina southward in the Gulf Stream, 

 throughout the "West Indies to Brazil. 



Material examined : One male taken at Porto Padre, Cuba, March, 

 1928, by the ''Ara," William K. Vanderbilt, commanding. 



Color : Body light olivaceous green, with nearly all the spines lake 

 red at base, with lighter middle and darker tip; the fringes of hair 

 on the body margins and legs are red ; there are also a pair of large 



