48 PROCEEDINGS OF THE ACADEMY OF [1892. 



cepbalothorax ; sternum blackish-yellow ; abdomen nearly black ; 

 spinnerets white ; cepbalothorax low and broad ; male palpi dark 

 reddish, very large; tarsus with a short but prominent spur and 

 below it a curved hook ; ])alpal organ extremely complicated. 

 One specimen, Michigan Hollow Swamp, Apr. 



Microneta minutissima, nov. sp. Plate II, fig. 27. 



Length $ -OSmm. 



Cepbalothorax, mandibles and dorsum of abdomen pale 

 greenish ; legs and palpi still paler, almost colorless ; palpal organ 

 not much darker ; eyes surrounded by black rings, which almost 

 touch each other in the upper row, and do unite in the lower row ; 

 abdomen with scattered long black hairs ; venter and sternum pale 

 greenish, with a few blackish spots aud lines, which make these 

 parts appear darker ; legs very long and slender ; cepbalothorax 

 low, broadest behind the middle, quite broad in front ; abdomen 

 low and narrow. 



One specimen. Fall Creek, Oct. 



Microneta frontata, nov. sp. Plate V, fig. 51. 



Length 9 2'4mm. 



Cepbalothorax reddish-yellow ; legs duller and paler ; eyes with 

 black rings ; sternum yellow, edges more reddish ; epigynum red- 

 dish, surrounded by yellow ; spinnerets yellow ; abdomen gray ; legs 

 not very long and stout ; head broad, abdomen low, and not much 

 longer than cepbalothorax, epigynum large and quite peculiar in 

 shape. 



One specimen. 



Microneta gigantea, nov. sy. Plate II, fig. 52. 



Length 9 3mm. 



Cepbalothorax pale yellowish, blackish on edges, a black central 

 line on head, and one each side of head ; eyes, except front M. E., 

 surrounded by reddish rings; front M. E. much smaller than 

 other eyes, and on black ; mandibles brighter yellow than cepbalo- 

 thorax ; legs pale yellowish, sternum similar; abdomen gray, 

 darker above than on venter ; epigynum projecting. 



One specimen. Fall Creek, Aug. 



Microneta distincta, nov. sp. Plate II, fig. 53. 



Length ,? 2-9mm. 



Cepbalothorax and sternum light orange-red ; legs and mandibles 

 lighter ; eyes on a black patch ; abdomen black ; clypeus and 



