Tico, Bahder & Bartlett, 2021

Zumbado Echavarria, Marco A., Barrantes Barrantes, Edwin A., Helmick, Ericka E., Bartlett, Charles R. & Bahder, Brian W., 2022, A new species of planthopper in the genus Tico (Hemiptera: Auchenorrhyncha: Derbidae) on palms in Costa Rica, Zootaxa 5209 (2), pp. 187-198 : 196-197

Key to species of Tico

1. Body brownish orange to fuscous, forewings dark, reddish, legs pale ( Fig. 2 )...................................... 2

- Body pale (body yellowish-white), wings clear except for varied fuscous to black markings ( Bahder et al. 2021, figs 4, 12)..................................................................................................... 3

2. Frons and vertex lacking sensorial pits, face (except genae below eyes) pale ( Fig. 3 ); aedeagus bearing large, heart-shape flanges at apex, angled cephalad ( Fig. 7 )................................................... T. villablanca sp. n.

- Frons and vertex with many sensorial pits of variable size; face fuscous red ( Bahder et al. 2022, fig. 3); aedeagus with serrations on dorsal and ventral margins Bahder et al. 2022, fig. 7)................................................ T. sierra

3. Forewing black spot at base and 4 large blacks spots distally on trailing margin (the dorsal part of the wing when in repose); head with dark marking anterior to eyes ( Bahder et al. 2021, figs 12, 13)......................................... 4

- Forewing without series of 4 dark spots, markings limited to well-separated single spots (including one in coastal cell, one near fork of CuA, and one in cell C3, proximad of an intramedial crossvein; head in front of eyes pale ( Bahder et al. 2021, figs 4, 5)....................................................................................... T. emmettcarri

4. Ventral processes of first gonapophysis of ovipositor not twisted, apex of dorsal process angled dorsad, bifid; pregenital plate pyramid-shaped (Fennah 1951, fig. 11H)........................................................... T. sororius

- Ventral processes of first gonapophysis twisted into near-helix, apex of dorsal process not bifid, hooked anteriorly; pregenital plate spade-shaped ( Bahder et al. 2021, fig. 11)................................................ T. pseudosororius

Figures

FIGURE 2. Adult male habitus of Tico villablanca sp. n.; A) lateral view, and B) dorsal view; scale = 1 mm.

FIGURE 3. Adult Tico villablanca sp. n.; A) head, pronotum and mesonotum dorsal view, B) head, pronotum, and mesonotum right lateral view, and C) head and pronotum frontal view; scale = 1 mm.

FIGURE 7. Aedeagus of Tico villablanca sp. n.; A) right lateral view, B) left lateral view, and C) dorsal view.