642 Wisconsin Academy of Sciences, Arts and Letters. 
EXPLANATION OF PLATE LI. 
Fig. 1, Peckhamia americana, male palpus. 
Fig. 2, Peckhamia picata, male palpus; 2a, young female X 4; 2b, first 
and second legs of male; 2c, epigynum. 
Fig. 3, Peckhamia scorpiona, male palpus. 
Fig. 4, Paradamoetas formicina, female X 10. 
Fig. 6, Bellota micans, epigynum. 
Fig. 7, Bellota Wheelerii, epigynum. 
Fig. 8, Msevia vittata, epigynum. 
Fig. 9, Agassa cyanea, male X 7; 9a, side of cephalothorax of female; 
9b, face and falces of female. 
Fig. 10, Zygoballus Bettini, abdomen of male. 
Fig. 11, Zygoballus sexpunctatus, abdomen of male. 
Fig. 12, Zygoballus nervosus, female X 5. 
Fig. 13. Ballus Youngii, abdomen of female X 7; 13a, epigynum. 
