i^'O liiillctiii Atnericmt Mufitiiiii of .\»liinil History. (Vol. XXIX, 



W. 



Wagneria tauricornis = Araneus tauricornis Cambridge. 

 WAGXERIAXA F. Cambridge = ARAXEUS Clerck. 

 Wajineriana carinata F. Cambridffi = Araneus cacozelus nnm. nov. 

 W'ala albovittata Kciji<erling = Wala palmaruiii Hcntz. 

 Walckensera bilobata = Grammonota bilobata Tidlgren. 

 Walckensera cristata = Diplocephalus cristatus Blackwall. 

 Walckcna?ra similis = Brachycpntrum simile Sorensen. 

 Wendilgarda nigra = Theridiosonia nigrum Keyserling. 

 Wendilgarda obscura = Theridiosoma obscurum Keyserling. 

 Willihaldia cavernicola = Troglohyphantes caveniicolus Keyserling 

 Willibaldia incerta = Troglohyphantes incertus Emerton. 

 Wixia infumata Banks. = Wixia eotypa Walckenar. 

 Wulfila censoria = Teudis censorius Keyserling. 

 ^^'ulfila cita = Teudis citus Keyserling. 



Xenesthis columbiana Simori = Xenesthis inmianis Ausserer. 



Xeropigo scutulatus = Corinna scutulata Simon. 



Xysticus adustus = ParasjTiema adustum Cambridge. 



Xysticus sequinoctialis Taczanowski = Synema fpquinoctialis Taczanowski. 



Xysticus bimaculatus Emerton = Xysticus discursans Keyserling. 



Xysticus bipimctatus = SjTiema bipunctata Taczanowski. 



Xysticus crudelis Banks = Xysticus brunneus Banks. 



Xysticus emertoni Keyserling = Xysticus elegans Keyserling. 



Xysticus feroculus Keyserling = Xysticus triguttatus Keyserling. 



Xj'sticus ferrugineus Emerton = Xysticus mcest«s Ba7iks. 



Xysticus hamatus Keyserling = Xysticus hamatinus Banks. 



Xysticus inornatus Emerton = Synema bicolor Keyserling. 



Xysticus lenis Keyserling = Xysticus cunctator Tlwrell. 



Xysticus lentus Banks = Xysticus gulosus Keyserling. 



Xysticus modestus = Oxyptila modesta Scheffer. 



Xysticus pulverulentus Emerton = Xysticus montansensis Keyserling. 



Xysticus quadrilineatus Keyserling = Xysticus Uictans C. Koch. 



Xysticus quinque-punctatus Keyserling = Xysticus cunctator Thorell. 



Xysticus stomachosus Keyserling = Xysticus ferox Hentz. 



ZILLA C Koch = ARAXEUS Clerck. 



Zilla guttata Keyserling = Zilla gemella noin. nov. 



Zosis caraiba Simon = Uloboms geniculatus Olivier. 



Zvgoballus parvus Hentz = Dendryphantes capitatus Hentz. 



Zygoballus strenuus Peckham = Zvgoballus mundus Cambridge. 



Zygoballus terrestris Emerton = Zygoballus nervosus Peckham. 



