Publications about Ephemeroptera: Salles 

Salles F.F. & Nascimento J.M.C. & Monjardim M. & Paresque R. & Hamada N. & Dominguez E. 2019. 
Diamantina: An endemic new genus of Neotropical Atalophlebiinae (Ephemeroptera: Leptophlebiidae) evidenced by morphological and molecular data. // Zoologischer Anzeiger – A Journal of Comparative Zoology 284: 30–42. PDF ; characters ; matrix  

Appendix I. Characters used in cladistic analysis

Adults

0. Number of bullae on fore wings of both sexes: 0 (four); 1 (three).

1. Fore wing with slanting cross vein above MA fork (< with MA approximately 45°: 0 (absent); 1 (present).2. Number of cross veins in fore wing: 0 (more than 110); 1 (less than 100).

3. Fore wing cross veins basad to bulla: 0 (absent); 1 (1-5); 2 (7-15) [additive].

4. Spots around cross veins in fore wing: 0 (absent); 1 (present, narrow); 2(present, wide). [additive].

5. Coloration of C and Sc area in fore wing: 0 (Restricted to base); 1 (Completely tinged).

6. Coloration of longitudinal veins posterior to and in relation with C, Sc and R1 in fore wing: 0 (same color); 1 (lighter).

7. Location of apex of hind wing costal projection: 0 (in basal 1/2); 1 (beyond basal 1/2).

8. Length of Sc of hind wing: 0 (> 0.8 of wing length); 1 (< 0.8 of wing length).

9. Number of cross veins in hind wing: 0 (25 or more); 1 (less than 20).

10. Ventral digitiform projections penis lobes: 0 (absent); 1 (present).

11. Ventral keel on penis lobes: 0 (absent); 1 (present).

12. Shape of apex of penis lobes: 0 (rounded); 1 (rather straight, inner corner forming an acute angle).

13. Spine on Apex of penis lobes: 0 (absent); 1 (present, one)1; 2 (present, several). [additive].

Nymphs

14. Anterior emargination of labrum: 0 (absent); 1 (present).

15. Shape of anterior emargination of labrum: 0 (narrow); 1 (wide).

16. Denticles on anterior emargination of labrum: 0 (absent); 1 (present).

17. Large denticles on anteromedian emargination of labrum: 0 (subequal); 1 (median one larger).

18. Dorsal row of setae on labrum: 0 (apical); 1(medial); 2 (basal). [additive].

19. Dorsal row of setae on labrum: 0 (entire, straight); 1 (entire, sinusoidal); 2 (divided). [additive].

20. Tusk on inner apical margin of maxillae: 0 (absent); 1 (present, small); 2 (present, medium); 3 (present big). [additive].

21. Maxillae Palpifer size: 0 (normal); 1 (enlarged).

22. Maxillae Ratio of segment III/segment II of palpi: 0 (<0.8); 1 (>0.9).

23. Shape of outer margin of mandible: 0 (evenly curved); 1 (strongly curved).

24. Row of setae at base of outer incisor: 0 (no); 1 (yes).

25. Dorsal row of long spines on labial palpi: 0 (on segment III only);

1 (on segment II and III).

26. Row of long setae on labial paraglossae: 0 (absent); 1 (present, apical);

2 (present, medial). [nonadditive].

27. Spines on margin of Labial glossae: 0 (numerous (>10), small); 1 few (<9)).

28. Lines of pectinate setae on dorsum of tibia III: 0 (absent); 1 (almost two lines); 2 (one main line, bifurcated at 1/2 length); 3 (mainly one main line (can be 2 or 3 scattered)). [additive].

29. Spines on dorsum of femora II-III: 0 (numerous (more than 55); 1 (few (less than 45)).

30. Posterolateral projections on abdominal segments VIII-IX: 0 (narrow); 1 (wide).

31. Lateral margins of posterolateral projections on abdominal segments VIII-IX: 0 (with setae); 1 (with spines); 2 (bare). [additive].

32. Abdominal segments with posterolateral projections: 0 (II-IX); 1 (VI-IX).