224 REPORT OF NEW JERSEY STATE MUSEUM. 



• — H. Richardson, Amer. Nat.. XXXIV, 1900, p. 307. Atlantic coast 



south to Cape Cod. 



H. Richardson, Proc. U. S. Nat. Mus., XXIII, 1901, p. 576. Egg Har- 

 bor, N. J. 



— H. Richardson, Bull. U. S. Nat. Mus., No. 54, 1905, p. 671, figs. 710-713. 



Egg Harbor, N. J. Mouth of Choptank River, Dorchester county, Md. 



— M. J. Rathbun, Occas. Papers Boston Soc. N. Hist., VII, 1905, p. 47. 



(Massachusetts.) 



Description. — Body elliptical. Abdomen not abruptly nar- 

 rower than thorax. Whole dorsal surface, except end of abdo- 

 men, covered with small, depressed tubercles, which give rise to 

 minute spinules. Eyes round, prominent. Antennae little longer 

 than body breadth, first and second segments short and equal, 

 third, fourth and fifth successively longer and fifth rather longer 

 than terminal portion. Latter more slender than fifth segment, 

 tapers regularly to tip, formed of three successively much shorter 

 segments and very short somewhat .spiniform obtuse terminal 

 one. All segments, except minute terminal one, scatteringly be- 

 set with spinules. Legs beset with small spines. Ischial, meral, 

 carpal and propodal segments subequal. Terminal process of 

 last segment of abdomen narrow, triangular, apex slightly 

 rounded, and dorsal surface a little concave. Posterior caudal 

 appendages much shorter than abdomen, rami slightly subequal, 

 outer stout and spinulose and inner a little shorter and much 

 more slender. Color nearly white, with chalky-white spots and 

 scattered blackish dots arranged irregularly. Eyes black. Length,. 

 3 to 4 mm. (S. L Smith.) 



Remarks. — This species w'as originally described from Somers 

 and Beesley's Points, where it was discovered in April of 1871. 

 It burrows in the sand of the beaches, just above ordinary high- 

 water mark, in company w-ith Talitrus longicornis, and several 

 species of beetles. It makes a little conical mound of sand around 

 the aperture to the burrow. Its distribution is from Massachu- 

 setts to Maryland. 



Family ARMADILLIDID^. 



The Pill Bugs. 



Body convex, contractile into a ball, integuments strongly 

 incrusted. Cephalon flanked by side-plates of first segment of 



