'>-t Bulletin American Museum of Natural History. [Vol. XXIX, 



Metriopelma zebrata = Crypsidromus zebratus Banks. 



Mettus reclivis Cambridge = Stemmops bicolor Cambridge. 



Miaschistopus rapidus Focock = Cryjjsidronius tetricus Simon. 



Macaria salticina = Castaneira salticina Tarzunowski. 



Micaria formicoides Banks = Micaria aurata Henlz. 



Micaria longipes Emerton = Micaria aurata Hentz. 



Micariauiax dugesii = Castaneira dugcsi Becker. 



iSIicrathena horrida Simon = Micrathena simoni Fetrunktvilch. 



Micrathena matronalis Simon = Micrathena gracilis Walckencer. 



Micrathena mitrata F. Cambridge = Micrathena reduviana Walcke7icer. 



Micrathena rethiviana Simon = Micrathena patruelis C. Koch. 



Micrathena squamosa = Hypognatha squamosa Simon. 



Micrathena triserrata Butler = Gasteracantha tetracantha Linnaeus. 



Microctenus adustus = Ctenus adustus Keyserling. 



Microctenus curvipes = Ctenus curvipes Key.serling. 



Microctenus humihs = Ctenus humihs Keyserling. 



Microctenus obscurus = Ctenus obscurus Keyserling. 



Microctenus ornatus = Ctenus ornatus Keyserling. 



Microctenus parvus = Ctenus parvus Keyserling. 



Microctenus ravidus = Ctenus ravidus Simon. 



Microepeira radiosa Emerton = Theridiosoma gemmosum L. Koch. 

 Micrommata carolinensis Hentz = Pisaurina mira Walckencer. 

 Micrommata marmorata Henlz = Pisaurina mira Walcke?icer. 

 Micrommata pinicola Hentz = Thaumasia pinicola Hentz. 

 Micrommata serrata Hentz = Pisaurina mira Walckencer. 

 Micrommata setulosa Perty = Heteropoda venatoria Linnaeus. 

 Micrommata subinflata = Pisaurina subinflata Hentz. 

 Micrommata undata Hentz = Pisaurina mira Walckencer. 

 Microneta discolor Emerton = Microneta multesima Cambridge. 

 Microneta palustris = Pedanosthetus palustris Banks. 

 Micryphantes arcticus = Erigone arctica White. 



Micryphantcs grandimanus Ohlert = Bathyphantes concolor Reuss. 

 Mimetus epeiroides Emerton = Mimetus interfector Hentz. 

 Mimetus tuberosus Hentz = Mimetus interfector Hentz. 

 Miranda cophinaria F. Cambridge = Argiope aurantia Lucas. 

 Miranda cucurbitina = Araneus cucurbitinus Clerck. 

 Miranda latro = Araneus latro Fabricius. 

 Miranda porracea = Araneus porraceus C. Koch. 

 Miranda venatrix = Araneus venatrix C. Koch. 

 Misumena aleatoria = Misumenoides aleatorius Hentz. 

 Misumena americana = Misumenops americanus Keyserling. 

 Misumena asperata = ^Misumenops asperatus Hentz. 

 Misumena bellula Banks = Misumenops bellulus Banks. 

 Misumena californica = Misumenops californicus Banks. 

 Misumena conjuncta Cambridge = Misumenops pascalis Cambridge. 

 Misumena conspersa = Misumenops conspersus Keyserling. 

 Misumena consueta = Misumenops consuetus Ban.ks. 

 Misumena diegoi = Misumenops diegoi Keyserling. 

 Misumena dubia = Misumenops dubius Keyserling. 



