638 Wisconsin Academy of Sciences, Arts and Letters. 
EXPLANATION OF PLATE XLIX. 
Fig*. 1, Pellenes delectus, male X 8; la, epigynum. 
Fig. 2, 2a, P. lagganii, male palpus; 2d, Paradamcetas formicina, palpus. 
Fig. 3, P. fallax, male palpus; 3a, epigynum. 
Fig. 4, P. umatillus, male palpus. 
Fig. 5, P. arizonensis, male X 6. 
Fig. 6, 6a, P. scotsdalei, female X 4, epigynum. 
Fig. 7, 7a, Maavia vittata, two forms of male, X 4; 7b, female X 4; 7c, 
male palpus. 
Fig. 8, 8a, Msevia Poultonii, male palpus; 8b, epigynum. 
Fig. 9, 9a, Ball us Youngii, male palpus. 
Fig. 11, Sassacus Papenhoei, female X 8; 11a, face and falces of fe¬ 
male; lib, epigynum; 11c, male palpus. 
Fig. 12, Agassa cyanea, epigynum; 12a, male palpus. 
Fig. 13, Agobardus anormalis, male palpus. 
