Description of antivenom SORO ANTIARACHNIDICO produced by Instituto Butantan, Brazil. In: URL: http://www.toxinology.com, Id of document: IAmIBB01, accessed November 12, 2004. "> 642.LOXOSCELES SPECIESparaspecific 643.PHONEUTRIA NIGRIVENTERspecific 644.PHONEUTRIA SPECIESparaspecific 645.TITYUS BAHIENSISspecific 646.TITYUS SERRULATUSspecific 647.TITYUS SPECIESparaspecific 64