Efferia aestuans
Efferia albibarbis
Efferia amazonica
Efferia aper
Efferia apicalis
Efferia argyrosoma
Efferia armata
Efferia bellardii
Efferia benedicti
Efferia bicaudata
Efferia bimaculata
Efferia bromleyi
Efferia brunnescens
Efferia bryanti
Efferia californica
Efferia cana
Efferia candida
Efferia cannella
Efferia caymanensis
Efferia cingulata
Efferia costalis
Efferia cubensis
Efferia dubia
Efferia duncani
Efferia flavofasciata
Efferia fortis
Efferia frewingi
Efferia fusca
Efferia harveyi
Efferia helenae
Efferia hinei
Efferia inflata
Efferia insula
Efferia jubata
Efferia kansensis
Efferia knowltoni
Efferia latruncula
Efferia leucocoma
Efferia macularis
Efferia mesquite
Efferia mortensoni
Efferia obscura
Efferia pallidula
Efferia pernicis
Efferia pilosula
Efferia pina
Efferia plena
Efferia pogonias
Efferia prairiensis
Efferia prolifica
Efferia rapax
Efferia rufina
Efferia serrula
Efferia snowi
Efferia stigmosa
Efferia stylata
Efferia subcuprea
Efferia subpilosa
Efferia tabescens
Efferia texana
Efferia titan
Efferia tricella
Efferia triton
Efferia tuberculata
Efferia utahensis
Efferia varipes
Efferia vertebrata
Efferia wilcoxi
Efferia zonata