• THE CRUSTACEA OF NEW JERSEY. 75 



minal claw, which one and three-eighths times length of sub- 

 terminal one. Dorsal setje one-half length of terminal one and 

 width of fiirca from snb-terminal claw. Length 1.60 mm.; 

 height 0.80 mm. ; breadth 0.82 mm. Passaic, New Jersey. 



(Sharpe.) 

 Known only from the above account. 



Genus CYPRIS Miiller. 



Cypris Miiller, Zcol. Dan. Prodrom., 1776, p. 198. Type Cypris piibera 



Miiller, second species, designated by Norman and Brady, Trans. Roy. 



Dublin Soc, (2) IV, 1889, p. 125. 

 Cyprinotus Brady, Journ. Linn. Soc. London, XIX, 1885 (1886), p. 301. Type 

 . Cyprinotus cingoalensis Bradj^ monotypic. 

 Heterocypris Claus, Arb. Z. Inst. Wien, X, 1893, p. (7) 153. Type Cypris 



incongruens Ramdohr, monotypic. 

 Amphicypris G. O. Sars, Arch. Math. Naturvid., XXIV, No. i, 1901, p. 29. 



(Not consulted.) 



Natatory setre reaching tips of tenninal clavvs or somewhat 

 beyond. Second antennse five-jointed in both male and female. 

 Branchial plate of six plumose setje. Terminal segment of sec- 

 ond foot beak-shaped, with toothed hooked-shaped claw. Furca 

 normal, with two claws and two set?e. Propagation sexual or 

 asexual. Ductus, when present, of numerous chitinous spines 

 thickly crowded over entire surface of cylinder and usually not 

 in wreaths. 



Though many species have been described, as now restricted, 

 this genus embraces but one from our limits. 



Cypris reticulata Zaddax:h. 



Pr.ATE 16. 



Cypris reticulata Zaddach, Synop. Crust. Pruss. Prodrom., 1844, p. 34. (Prus- 

 sia) "prope Regimiontum." 



Sharpe, Proc. U. S. Nat. Mus., XXXV 1909, p. 400. Catskill Mts., 



New York. New Jersey. 



Description. — Viewed from side shell miich broadest in front, 

 highest at anterior third where a small gibbous elevation and 

 below which the eye-spot. Dorsal edge slopes rapidly back to 



