Diabrotica trifasciata (Fabricius)

Species name

Diabrotica trifasciata Fabricius 1801: 452 as Crioceris

Type locality

America meridionali

Type depository

ZMUC, lectotype, male, verified

Synonyms

fulvosignata Baly 1879: 77 (type locality: Guatemala; type depository: BMNH, lectotype, female, verified)

Diagnosis

Body length 6.0-6.4 mm. Body width 3.2-3.5 mm. Head basic color black. Antennae filiformfiliform:
slender antennae with antennomeres of similar shape
, bi- or tricolored, antennomeres 1-3 yellow, upper sides darkened, antennomeres 4-8 and 11 cinnamon brown, antennomeres 9-10 light cadmium. Maxillary palpi black or piceous, labrumlabrum:
the "upper lip" of beetles, a movable sclerite joined under clypeus
black. Pronotumpronotum:
the notum of the prothorax with highly sclerotized pronotal disc
black, transverse, bifoveate, with small round foveae, not shagreened. Scutellumscutellum:
small, usually triangular shield between the bases of elytra
black. Elytra black or piceous, with three ochraceous-orange macula on each elytronelytron:
<em>(pl. elytra)</em> the fore highly sclerotized wing of beetle
. Elytral epipleura completely black or tinged with piceous, sutural angle of elytra round, punctation scattered, fine. Abdomen black. Tarsi and tibiae black, femora yellow. Aedeagusaedeagus:
the main sclerotized part of the male genitalia; "aedeagus" is used here instead of "median lobe of aedeagus"
symmetric, with two internal sac scleritessclerites:
(here) the sclerotized hooks, spines or plates in the internal sac
.

Known distribution

Guatemala, Nicaragua, Costa Rica, Panama, Colombia

Host plants

Unknown