282 PROCEEDINGS OF THE ACADEMY OF [Ma}^ 



black, clothed with gra}^ or grayish-brown hair. Legs with clear brown 

 tegument which is itself faintly annulate, the clothing of white hair 

 making the annulation much more distinct. The abdomen having on 

 dorsum a median gray band which is margined on each side anteriorly 

 with a black stripe, continued posteriorly by a row of black dots which 

 in life are ocellate with central patches of white hair; the median light 

 band enclosing anteriorly a hastate outline which is open anteriorly and 

 is bifurcate behind; sides of abdomen white spotted with black ; venter 

 white in life, but the tegument denuded of hair commonly shows a 

 smoky band from genital furrow to spinnerets. Spinnerets brown. 

 Coxce and sternum brown, the latter dusky marginally. Labium 

 brownish black. Endites brown. The general color effect of this 

 species in life is that of a dusky-white body marked with small spots 

 and streaks of gray and black. 



Cephalothorax highest at middle of pars cephalica some distance back 

 of third eye row. The third eyes upon a plane strongly sloped antero- 

 ventrally, the face more strongly slanting. First eye row of about same 

 length as the second. 



For structure of epigynum see PI. XX, fig. 6. 



Total length, 11.5 mm. Length of cephalothorax, 6.2 mm.; width, 

 4.8 mm. 



Length of leg I, 13.8 mm. ; tib. -I- pat., 4.8 mm. ; met., 3 mm. 



Length of leg II, 12.7 mm. 



Length of leg III, 12 mm. 



Length of leg IV, 17 nam. ; tib. + pat., 5.5 mm. ; met., 4.2 mm. 



Male. — Coloration as in female or nearly so. For structure of palpal 

 organ see PI. XX, fig. 5. A specimen gave the following measure- 

 ments : 



Total length, 9.8 mm. Length of cephalothorax, 5.1 mm.; width, 

 4 mm. 



Length of leg 1, 12.5 mm. ; tib. + pat., 4 mm. ; met., 3 mm. 



Length of leg II, 11.4 mm. 



Length of leg III, 11 mm. 



Length of leg IV, 14.7 mm. ; tib. + pat., 4.8 mm. ; met., 4 mm, 



Syn. — 1831. Lycosa lynx Hahn, Die Arachn., II, p. 13, fig. 194. 



1841 . Lycosa maritima Hentz. 



1848. LTjcosa halodroma C. Koch, Die Arachn., V, p. 190, figs. 410, 411. 



. Arctosa cineren C. Koch, ibid., XIV, p. 123, fig. 1358. 



. Ardosn lynx- C. Koch, ibid., p. 133, fig. 1364. 



1875. Lycosa maritima Hentz, Spiders U. S., ed. Burgess. 



1885. Lycosa cinerea, Emerton, New England Lycos., Tr. Conn. Acad. Sci., 



VI, p. 488, PI. 47, fig. 3. 

 1889. Trochosa cinerea Marx, Proc. U. S. N. M., p. 564. 



