THE CRUSTACEA OF NEW JERSEY. 169 



Caprella acutifrons Latreille. 

 Plate 50. 



Skeleton Shrimp. 



Caprella acutifrons Latreille, Nouv. Diet. Hist. Nat., Nouv. Ed., VI, 1816, p. 

 433- Coasts of England. 



M. J. Rathbun, Occas. Papers Boston Soc. N. Hist., VH, No. 5, 1905, 



p. yy. Off Martha's Vineyard. 



Caprella geonietrica Say, Journ. Acad. Nat. Sci. Phila., I, pt. 2, 1818, p. 390. 



Salt-water bays. 



De Kay, N. Y. Fauna, Crust., VI, 1844, p. 41. Along our coast (N. Y.). 



— White, Cat. Crust. Brit. Mus., XXV, 1847, p. 92. United States (Say's 



material). 

 Bate, Cat. Amph. Crust. Brit. Mus., i860, p. 357, PI. 56. fig. 8 (Say's 



example). 

 Verrill, Rep. U. S. F. Com., I, 1871-72 (1873), p. 480. Brackish waters. 



(Vineyard Sound.) 

 S. I. Smith, Rep. U. S. F. Com., I, 1871-72 (1873). p. 567, PI. 5, fig. 20. 



Great Egg Harbor, New Jersey (North Carolina to Vineyard Sound). 



Uhler, Ches, Z. Lab. J. Hopkins Univ., I, 1878, p. 26. Fort Wool, Va. 



Kingsley, Standard Nat. Hist., II, 1884, p. 72, fig- 96. Atlantic coast, 



U. S. 



Leidy, Proc. Acad. Nat. Sci. Phila., 1888, p. 3S3- Beach Haven, New 



Jersey. 



Heilprin, An. Life Sea Shore, 1888, p. 96. PI. 7, fig. 3. New Jersey 



and southern Long Island. 



Holmes, Amer. Nat., XXXVII, 1903, p. 291. Cape Cod to Cape Hat- 



teras region. 



• Holmes, Bull. Bur. Fisher., XXIV, 1904 (1905), p. 526, fig. Cape Cod 



to Cape Hatteras region. 

 Paulmier, 58th An. Rep. N. Y. State Mus., IV, 1904 (1906), p. 168, fig. 



38. South Beach, Staten Island. 



Description. — Body unusually stout, without tubercles or 

 spines. Head with large spine pointing anteriorly. Antennct 

 stout, first pair much less than half length of body, second joint 

 much stouter than third and nearly twice as long. Flagellum 

 shorter than peduncle, composed of about twelve segments. 

 Second antennae in adult male about two-thirds long as first and 

 fringed below with numerous long hairs. Hand of first gnatho- 

 pods with palm straight, and armed with pair of spines at well- 

 defined upper angle. Second gnathopods in adult male very 

 short and stout, basal joint several times smaller than hand. 



