Diabrotica speciosa amabilis Baly

Species name

Diabrotica speciosa amabilis Baly 1886b: 222

Type locality

Magdalena River, Colombia

Type depository

BMNH, lectotype, male, verified

Synonyms

Diagnosis

Body length 5.0-5.3 mm. Body width 2.5-2.7 mm. Head basic color black. Antennae serrateserrate:
in reference to antennae, saw-like, often with a sharp ridge on the outer margin
, with thickened antennomeres 4-8, bi- or tricolored, antennomeres 1-3 pale olivine, antennomeres 4-8 gradually infuscated, antennomeres 9-10 yellow, partly infuscated, antennomereantennomere:
"segment" of antenna, more or less clearly separated
11 dark apically. Maxillary palpi and labrumlabrum:
the "upper lip" of beetles, a movable sclerite joined under clypeus
black. Pronotumpronotum:
the notum of the prothorax with highly sclerotized pronotal disc
paris green or green, subquadrate, bifoveate, with small round foveae, not shagreened. Scutellumscutellum:
small, usually triangular shield between the bases of elytra
black. Elytra uniform paris green, humeral calli tinged with amber. Elytral epipleura completely green, sutural anglesutural angle:
the posterior angle or apex of the elytron near the suture
of elytra obtuse-angled, punctation scattered, fine. Abdomen pale olivine or green. Tarsi and tibiae black, femora paris green. Aedeagusaedeagus:
the main sclerotized part of the male genitalia; "aedeagus" is used here instead of "median lobe of aedeagus"
symmetric, with three internal sac scleritessclerites:
(here) the sclerotized hooks, spines or plates in the internal sac
.

Known distribution

Panama, Venezuela, Colombia

Host plants

Lactuca serriola L., Solanum tuberosum L., S. sisymbrifolium Lamk., Lycopersicon esculentum Mill., Phaseolus L., Helianthus annuus L., Cucurbitaceae (Wilcox, 1972)

Potential problems with identification

Diabrotica speciosa amabilis Baly can be separated from other subspecies by the following features: head is black in D. speciosa amabilis, but yellow or rufous in D. speciosa speciosa and D. speciosa vigens; elytra uniform paris green, humeral calli tinged with amber in D. speciosa amabilis, but maculatemaculate:
(here) marked by maculae or patches of a different shape and size, usually clearly separated from each other
in D. speciosa speciosa and D. speciosa vigens .