The Ephemeroptera types of species described by A. E. Eaton, R. McLachlan and F. Walker, with particular reference to those in the British Museum (Natural History)

SoME years ago I prepared a paper on the lectotypes of Trichoptera from the McLachlan collection and in the present work it is proposed to deal in a somewhat similar manner with the types of the Ephemeroptera described by the Rev. A. E.