CLADOENDESIS OF EPHEMEROPTERA
Figure 43. Discoglossata-Geminovenata and egg anchors of Branchitergaliae.
AB Oligoneuriella/g2 tskhomelidzei [Oligoneuriella], abdominal segments IIII, lateral view (muscles moving tergalii shown by interrupted lines, arrows show points of tergalii attachment): A larva; B subimago; C imago. DF Oligoneurisca/g* borysthenica [Oligoneuriella], larvae (syntypi): D mature male larva, tarsus of right fore leg (developing inside it adult tarsal apex shown by interrupted line); E female mature larva, tarsus of right fore leg; F claw of left hind leg. GH anchors on egg surface: G anchor typical for Branchitergaliae, in coiled and spread position; H vestigial anchor of Geminovenata (AB from Kluge 1989a; GH from Kluge 1998).