1903.1 



NATURAL SCIENCES OF PHILADELPHIA. 



655 



height of the head in front. Sternum as broad as long, heart-shaped. 

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



Dimensions 

 Length of cephalothorax. 

 Length of abdomen, 

 Length of first leg, . 

 Length of second leg, 

 Length of third leg, . 

 Length of fourth leg. 



Color in alcohol. — Cephalothorax above greenish-brown, on each side 

 a bright white band extending from the cheek to the posterior end of 

 the thorax; a thin, interrupted black marginal line; a very narrow 

 pale yellow median band from the plane of the posterior eyes back- 

 ward, and just behind each posterior eye a short line of the same 

 color; near the middle of the dorsum, touching the median band, a 

 pair of small brown spots. Sternum yellow, on each side three 

 distinct black spots. Abdomen above a chocolate-brown, on its an- 

 terior third a lighter band ; five pairs of black spots, which successively 

 decrease in size backward, on the dorsum, the centre of each of which 

 is a minute white spot ; on the sides a broad band of gray hairs ; sides 

 of venter brown, the area between the Imig-books and the spinnerets 

 yellowish. Legs yellowish-green above, tarsi and metatarsi darker; 

 below the femora pale sea-green, and the coxae pale yellow like the 

 sternum; no dark annulations. Chelicera reddish-brown, labium and 

 maxilke dark chocolate-brown. 



Explanation of Plate. 



All the figures represent camera drawings of the copulatory apparatus. 



Fig. 1. — Lycosa sepulchralis, (^ pedipalp. 

 Fig. 2. — Lycosa avara, epigynum. 

 Fig. 3. — Pardosa 'pallida, epigynum. 

 Fig. 4. — Lycosa contestata, epigynum. 

 Fig. 5. — Dolomedes sexpunctatiis , epigynum. 

 Fig. 6. — Pardosa lapidicina, epigynum. 

 Fig. 7. — Lycosa charonoides, (^ pedipalp. 

 Fig. S.~~Lycosa pratensis, epigynum. 

 Fig. 9. — Pardosa lapidicina, (^ pedipalp. 



