386 ENTOMOLOGY 
of New Brunswick. The specimens, to be sure, are nothing 
but broken wings, yet these few fragments, interpreted by Dr. 
Scudder, are rich in meaning. All are neuropteroid, but they 
cannot be classified satisfactorily with recent forms on account 
Fic. 295. 
TAY 
ve p> 
ae 
Platephemera antiqua, natural size.—After SCUDDER. 
of being highly synthetic in structure. Thus Platephemera 
antiqua (Fig. 295), though essentially a May fly of gigantic 
proportions (spreading probably 135 mm.), has an odonate 
type of reticulation; while Yenoneura (Fig. 296) combines 
characters which are now distributed among Ephemeride, 
Sialidee, Rhaphidude, Coniopterygidz, and other families, 
besides being in many respects unique. These Devonian forms. 
Fic. 206. 
NXenoneura antiquorum, five times natural size.—After SCupDDER. 
attained huge dimensions as compared with their recent repre- 
sentatives; Gerephemera, for example, had an estimated ex- 
panse of 175 millimeters. 
Carboniferous.—The Carboniferous age, with its luxuriant 
vegetation, is marked by the appearance of insects in great 
