Smerdalea, Fowler, 1896

Dietrich, C. H., 2008, Some remarkable new Neotropical treehoppers (Hemiptera: Cicadomorpha: Membracidae), Zootaxa 1727, pp. 29-38 : 30

Key to species of Smerdalea

1 Scutellum with apex acuminate, not receiving distal node of posterior pronotal process...........................2

1’ Scutellum emarginate apically, receiving distal node of posterior pronotal process...................................3

2 Scutellum humped preapically (as in Fig. 3) ............................................................... S. horrescens Fowler

2’ Scutellum depressed preapically ........................................................................... S. elevata Cryan & Deitz

3 Suprahumeral horns broad and flattened, with multiple angulate projections ( Fig. 2) ..............................4

3’ Suprahumeral horns spinelike, with a single acute point ( Fig. 9) ............................. S. veracruzensis , n. sp.

4 Posterior pronotal process with nodelike dorsal hump at base, clublike distal process with a single angulate dorsal projection in addition to three terminal spines ( Fig. 2) ................... S. imminens Cryan & Deitz

4’ Posterior pronotal process without nodelike dorsal hump at base, clublike distal process with two angulate dorsal projections in addition to three terminal spines ................................. S. circumflexa Cryan & Deitz