1911.] Pelrunkcvilch, Index Catalogue of American Spiders. 757 



Lasiodora vespertinum = Pamphobeteus vespertinus Simon. 

 Latrodectus apicalis Butler = Latrodectus mactans Fahricius. 

 Latrodectus dotatus C. Koch = Latrodectus mactans Fahricius. 

 Latrodectus formidabilis Walckeiioer = Latrodectus mactans Fahricius. 

 Lathrodectes geographicus van Hasselt = Latrodectus curacaviensis Miiller. 

 Latrodectus insularis Dahl = Latrodectus mactans Fahricius. 

 Latrodectus intersector Walckencer = Latrodectus mactans Fahricius. 

 Lathrodectus malmignathus var. tropica van Hasselt = Lathrodectus mactans 

 Fahricius. 



Latrodectus perfidus Walckencer = Latrodectus mactans Fahricius. 



Lathrodectus thoracicus Nicolet = Latrodectus mactans Fahricius. 



Lathrodectus variegatus Nicolet = Latrodectus mactans Fahricius. 



Latrodectus variolus Walckencer = Latrodectus mactans Fahricius. 



Leptyphantes crypticola Menge = Lephthyphantes nebulosus Sundevall. 



Lephthyphantes dubia = Kulczynskiellum dubium Cambridge. 



Leptoctenus byrrhus = Ctenus byrrhus Simon. 



Leptoctenus tenkatei = Ctenus tenkatei van Hasselt. 



Lethia trivittata = Lathys trivittata Banks. 



Leucauge hortorum* i/en/2 = Leucauge venusta Walckencer. 



Leucauge maura = Araneus maurus Hentz. 



Linyphia albonotata = Sthelota albonotata Keyserling. 



Linyphia alpina = Bathyphantes alpina Emerton. 



Linyphia angulata = Bathyphantes angulata Emerton. 



Linyphia arctica = Bathyphantes arcticus Keyserling. 



Linyphia arcuata = Lephthyphantes arcuatus Keyserling. 



Linyphia argentea Taczanowski = Leucauge taczanowskii Mar.z. 



Linyphia argyrobapta = Leucauge argyrobapta WJdte. 



Linyphia argyrodes = Argyrodes argyrodes Walckencer. 



Linyphia aurulenta C. Koch = Leucauge venusta Walckencer. 



Linyphia autumnahs Hentz = Lephthyphantes nebulosus Sundevall. 



Linyphia bicolor Banks — Linyphia banksi now. nov. 



Linyphia bihamata = Bathyphantes bihamatus Emerton. 



Linyphia branickii = Chrysometa branickii Taczanowski. 



Linyphia brevipes = Lephthyphantes branickii Keyserling. 



Linyphia canadensis = Bathyphantes canadensis Emerton. 



Linyphia circumflexa C. Koch.= Lephthyphantes nebulosus Sundevall. 



Linyphia complicata = Bathyphantes complicata Emerton. 



Linyphia concolor = Bathyphantes concolor Reuss. 



Linyphia costata Hentz = Linyphia phrygiana C. Koch. 



Linyphia crypticola Westring = Lephthyphantes nebulosus Sundevall. 



linyphia drassoides = Sphecozone drassoides Emerton. 



Linyphia filipes Thorell = Bathyjihantes concolor Reuss. 



Linyphia fructuosa = Lephthyphantes fructuosus Keyserling. 



Linyphia fuliginea Blackwall = Linyphia pusilla Sundevall. 



Linyphia furcula C. Koch = Lephthyphantes nebulosus Sundevall. 



Linyphia galbea Keyserling = Ijephthyphantes minutus Blackwall. 



Linyphia groenlandica — Lephthyphantes groenlandicus Lenz. 



Linyphia humilis Emerton = Linyphia nearctica Banks. 



Linyphia incerta = Troglohyphantes incertus Emerton. 



