CLADOENDESIS OF EPHEMEROPTERA
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Kluge 2016:135-167: Figs 1-6 7-18 19-29 30-57 58-63 64-70 71-78 79-86 87-94 95-98 99-102 103-106 107-112 113-116 117-119 120-121 122-127 128-133 

Figs 19–29. 19–23 – Cheleocloeon yolandae: 19 – fore leg of female imago, anterior view; 20 – fore tibia and tarsus of subimago (the same specimen), anterior view; 21 – fore leg of larva (the same specimen), anterior view; 22 – knee area of the same fore larval leg (posterior view); 23 – larval claw. 24–25 – Ch. soldani: 24 – claw; 25 – larval fore leg, anterior view. 26 – Cheleocloeon sp. 3, larval fore leg, anterior view. 27–28 – Ch. clavifolium, larval claws. 29 – Ch. truncifolium, larval claw.