722 Bulletin American Museum of Natural History. [Vol. XXIX, 



•Acrosonia niyrmccia;formis = Iklibaha myrmicaeformis Taczanowski. 



Acrosoiiia pulclu'rriina Holmhc.rg = Arancus pontacanthus Walckena!r. 



Acrosoina pciUacanthuin ,= Araneus ix-ntacanthus Walckvnar. 



Acroaonia quorinii Kcy.serling = Micrathena gvicrini Ktyscrling. 



Acrosonia rugosa Kmcrlmt = Micratli(-na t!;racilis Walckenar. 



Acrotioina scut at win = Hypogiiatha sciitata l\rty. 



Acrosonia spinca Enicrlon = Micratlicna sagittata Walckencer. 



Acrosoma spinosum C. Koch = Micrathena f5chreibcr(?i Perly. 



Acrosoma squamosa Taczanowski = Micrathena sexspinosa Hahn. 



Acrosonia stcllatum = Marxia stollata Walckeriwr. 



Acrosonia sti'Uigcnim Thordl = Arancus pentacantha Wakkenwr. 



Acrosoma transitorium = Edricus transitorius C. Koch. 



Acrosonia tumida Taczanowski = Arancus timidus nom. 7101'. 



Actinopus audouinii = Pachylomerus audouinii Lucas. 



Actinopus fulvi])cs = Caloniniata fulvipcs Walckenar (an asiatic form; Lucas 

 gives wrong locality). 



Actinopus loricatus = Chorizops loricatus C. Koch. 



Actinopus nidulans = Pachylomerus nidulans Fabricius. 



Actinopus nigripes = Missulcna nigripis Lucas (wrong locality; does not 

 occur in America). 



Actinopus venatorius Wesiwood = Pachylomerus nidulans Fabricius. 



Actinopus walckena^rii Lucas = Missulena nigripes Lucas (wrong locality; does 

 not occur in America). 



Actinoxia versicolor = Eutychides versicolor Simon. 



Admestina wheelerii Peckham = Admestina tibialis C. Koch. 



Agassa georgiana Simon = Agassa cyanea Hentz. 



Agathostola strabo = Homa»omma strabo Si7non. 



Agelena americana Keyserling = Agelena nsevia Walckefmr. 



Agelena hentzii Becker = Agelena naevia Walckencer. 



Agelena pacifica Banks = Agelena curta McCook. 



Agelena pensilvanica C. Koch = Agelena nsevia Walcke7iair. 



Agelena plumbea Hentz = Trachelas tranquillus Hentz. 



Agelena potteri Blackball = Agelena naevia Walckencer. 



AGELENOPSIS Giebel = AGELExXA Walckena^r. 



Agelenopsis albipilis Giebel = Agelena na?via Walckencer. 



AGRIOGNATHA Cambndge = CYRTOGNATHA Keyserling. 



Agroeca repens Emerton = Agrwca ornata Banks. 



Agroeca tristis = Castaneira tristis Keyserling. 



Agroeca walsinghami = Castaneira walsinghami Cambridge. 



Alcmena pallida = Thiodina pallida C. Koch. 



ALPAIDA Cambridge = ARANEUS Clerck. 



Amamra bituberosa = Wixia bituberosa Cambridge. 



Amamra clivosa = Wixia clivosa Cambridge. 



Amamra gibbifera = Wixia gibbifera Cambridge. 



Amamra nigromaculata Cambridge = Eustala clavispina Cambridge. 



Amamra turrigera = Wixia turrigera Cambridge. 



Amaurobius fuegianus = Auximus fuegianus Simon. 



Amaurobius sylvestris Emerton = Amaurobius bennetti BlackwaU. 



Amazula hetschkii = Anapis hetschkii Keyserling. 



