THE CRUSTACEA OE NEW JERSEY. 577 



Genus POLYONYX Stimpson. 



Polyonyx Stimpson, Proc. Acad. Nat. Sci. Phila., 1858, p. 229. Type Por- 

 cellana macrocheles Gibbes, designated, first species. 



Polyonyx macrocheles (Gibbes). 



PorccUana macrocheles Gibbes, Proc. Anier. Assoc. Adv. Sci., Ill, 1850, p. 



191. _ South Carolina coast. 

 Polyonyx macrocheles Stimpson, Proc. Acad. Nat. Sci. Phila., i860, p. 229. 



Carolina (reference). 



Kingsley, Proc. Acad. Nat. Sci. Phila., 1879, p. 408. Florida, North 



Carolina and Rhode Island. 



— Benedict, Bull. U. S. F. Com., XX, 1900 (1902), p. 138 (hypothetical 



in West Indies). 



M. J. Rathbun, Occas. Papers Boston Soc. N. Hist., VII, 1905, p. 14. 



(Newport, Rhode Island.) 

 Porcellana {Polyonyx) macrocheles Faxon, Mem. Mus. Comp. Z06I., V, 

 1879, p. 256, PI. 3, fig. II. (Carolina and Newport, Rhode Island, larva.) 



Rhode Island to Carolina. 



Genus PORCELLANA Latreille. 



Porcellana (Lamarck) Latreille, Hist. Nat. Crust., Ill, 1802, p. 25. Type 

 Cancer platycheles Oliver, first species, designated by Stimpson, Proc. 

 Acad. Nat. Sci. Phila., 1858, p. 228. 



Pisidia Leach, Diet. Sci. Nat., XVIII, 1820, p. 53. Type Pisidia viridis 

 Leach, first species. 



Porcellana sigsbeiana A. Milne-Edwards. 



Porcellana sigsbeiana A. Milne-Edwards, Bull. Mus. Comp Z06I., VIII, 1880, 

 p. 35. A''. Lat. 23°-28° W. Long. 89°, and Flannegan Passage. 



S. I. Smith, Proc. U. S. Nat. Mus., VI, 1883, p. 25. N. Lat. 39° 54' 



W. Long. 69° 51' 30" in 134 fathoms. 



Verrill, Rep. U. S. F. Com., XI, 1883 (1885), p. 557 (compiled). 



GuivF Stre;am. 



Super-Family LITHODIDEA. 



Family LITHODID^. 



Genus LITHODES Latreille. 



Lithodes Latreille, Gen. Crust. Ins., I, 1803, p. 40. Type Cancer maja 

 Linnseus, virtually monotypic. 



37 MU 



