592 REPORT OF NEW JERSEY STATE MUSEUM. 



Genus EURYTIUM Stimpson. 

 Eurytium limosum (Say). 

 The Swimming Crabs. 



Family PORTUNID^. 



Genus CARCINIDES M. J. Rathbun. 



The Green Crabs. 



Carcinides maenas (Linnaeus). 



Green Crab. 



Genus AREN/EUS Dana. 

 Arenaeus cribrarius (Lamarck). 

 Genus CALLINECTES Stimpson. 



The Blue Crabs. 

 Callinectes sapidus M. J. Rathbun. 



Blue Crab. 

 Genus PORTUNUS Fabricius. 



Portunus Fabricius, Entom. Syst. Snppl., 1798, p. 325. Type Cancer 

 depurator Linnaeus, ninth species and designated as "example" by 

 Latreille, Hist. Nat. Crust., Ill, 1802, p. 23. 



Liipa Leach, Edin. Encyclop., VII, 1814, p. 390/ Type Cancer pelagicus 

 LinnjEus, monotypic virtually. (Not consulted.) 



Lupania Rafinesque, Amer. Month. Mag. Crit. Rev., Ill, August 1818, p. 

 272. Type Cancer pelagicus Linn?eus, virtually, as name proposed to 

 replace Lupa Leach. 



Neptiinus Haan, Faun. Japon. Crust., 1833, pp. 3, 7. Type Camcer pelagicus 

 Linn?eus, first species, designated by Miers, Rep. Voy. Challenger, Brach., 

 XVII, 1886, p. 172. 



Achelous Haan, 1. c, pp. 3, 8. Type Portunus spinimanus Latreille, mono- 

 typic. 



Portunus sayi (Gibbes). 



Lupa sayi Gibbes, Proc. Amer. Assoc. Adv. Sci., Ill, 1850, p. 178. South 

 Carolina coast. 



'Amer. Ed., VII, 1815, p. 228. 



