630 
Wisconsin Academy of Sciences, Arts and Letters. 
EXPLANATION OF PLATE XLV. 
Fig. 1, Pellenes californicus, male X 6; la, tibia of first leg, inside. 
Fig. 2, P. clypeatus male X 6; 2a, first leg of male; 2b, 2c, male palpus. 
Fig. 3, P. coronatus, female X 6; 3a, young female X 6; 3b, epigynum; 
3c, 3d, 3rd leg of male from inside. 
Fig. 4, P. brunneus, male X 6; 4a, first leg of male. 
Fig. 5, P. peregrinum, male palpus; 5a, third leg of male; 5b, epigynum. 
Fig. 6, P. oregonense, first leg of male; 6a, male palpus; 6b, epigynum. 
Fig. 7, P. calcaratum, female X 5; 7a, male X 6; 7b, epigynum. 
Fig. 8. P. viridipes, male X 8; 8a, epigynum. 
