1903.] NATURAL SCIENCES OF PHILADELPHIA. 653 



Dimensions*. cJ' ? 



Length of first leg, 12 mm. 12.5 mm. 



Length of second leg, 12 " 12 " 



Length of third leg, 12 " 12.5 " 



Length of fom^th leg, 15.5 " 17.5 " 



Color in alcohol, ? 9 . — Cephalothorax above blackish, l)lack in eye 

 region; an indistinct, irregularly bounded, broad median lighter area, 

 and irregular markings of the same color composing an indistinct 

 submarginal band. Sternum black. Abdomen above deep olive-gray, 

 on the anterior half with a more or less distinct narrow median band 

 of yellowish bordered on each side by a black line, and on the posterior 

 half either a row of transverse yellowish bands each enclosing a pair 

 of black spots, or else on each side a row of yellowish spots ; sides finely 

 mottled with olive-gray and yellowish; venter yellowish-brown, bor- 

 dered laterally and just anterior to spinnerets by dark olive-gray. 

 Chelicera clear reddish-brown, maxilke olive-brown, lahium black 

 proximally and yellow distally. Legs annulated above with blackish 

 and yellowish on all the joints except the metatarsi, and with a longi- 

 tudinal yellowish stripe on the posterior aspect of each femur; on their 

 lower surfaces the coxae and femora are greenish or olive-gray, each 

 coxa with a proximal light spot, the other joints more yellowish. 



Color in alcohol, u ■ — Like the 9 , but with the superior surfaces of the 

 thorax and abdomen nearly black and their color patterns barely dis- 

 tinguishable. 

 19. Pardosa pallida Emert. 



One ? from Wood's Hole. 



Eyes. — First row much shorter than the second, straight, its eyes 

 equal in size. Eyes of the second row largest, fully one and a half 

 times their diameter apart. Eyes of the third row nearly as far from 

 the second row as from each other. 



Form. — Cephalothorax highest at the posterior eyes, in front less than 

 one-half its greatest transverse diameter. Length of the chelicera less 

 than the height of the head in front. Sternum longer than broad. 

 Labium less than one-half the length of the maxillae. Legs long and 

 slender. Posterior spinnerets double the length of the anterior. 



Dimensions. 



Length of cephalothorax 2.8 mm. 



Length of abdomen 2.5 " 



Length of first leg 8.2 " 



Length of second leg, 7.8 " 



Length of third leg 8 " 



Length of fourth leg 12.3 " 



