A new family, Coryphoridae (Ephemeroptera: Ephernerelloidea), and description of the winged and egg stages of <i>Coryphorus</i>
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چکیده
A new family Coryphoridae is proposed in the superfamily Ephemerelloidea for the monotypic genus Coryphorus. Characters that distinguish Coryphoridae from all other Ephemerelloidea are discussed. The male imago, male subimago, female imago, and egg of Coryphorus aquilus Peters are described for the first time. RESUMEN. Se propone a Coryphoridae como una nueva familia de Ephemerelloidea para el gdnero monotipico Coryphorus. Se discuten 10s caracteres que distinguen a Coryphoridae del resto de 10s Ephemerelloidea. Se describen por primera vez el imago macho, subimago macho, imago hembra y huevo de Coryphorus aquilus Peters.
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