Diabrotica apicalis Baly

Species name

Diabrotica apicalis Baly 1886: 444

Type locality

Guatemala

Type depository

BMNH, lectotype, female, verified

Diagnosis

Body length 7.0-7.7 mm. Body width 3.8-4.0 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 black, antennomeres 9-10 uniformly sulphur yellow, antennomereantennomere:
"segment" of antenna, more or less clearly separated
11 dark apically. Maxillary palpi black or amber brown, labrumlabrum:
the "upper lip" of beetles, a movable sclerite joined under clypeus
black. Pronotumpronotum:
the notum of the prothorax with highly sclerotized pronotal disc
yellow or yellow ocher, subquadrate, nonfoveate, not shagreened. Scutellumscutellum:
small, usually triangular shield between the bases of elytra
yellow or yellow ocher. Elytra yellow or rufous, with one black macula on the apexapex:
<em>(pl. apices)</em> the far distal end of a structure; opposite of base
of each elytronelytron:
<em>(pl. elytra)</em> the fore highly sclerotized wing of beetle
, epipleura completely rufous. Sutural anglesutural angle:
the posterior angle or apex of the elytron near the suture
of elytra dentiform, punctation scattered, fine. Abdomen yellow or yellow ocher. Tarsi and tibiatibia:
<em>(pl. tibiae)</em> the forth part of the beetle leg articulated with femur on the one side and with tarsus on the other side
black, femora uniform yellow or yellow ocher.

Known distribution

Guatemala, Costa Rica

Host plants

Unknown

Potential problems with identification

Diabrotica apicalis Baly is very similar to D. olivieri Jacoby. They can be separated by the following feature: pygidium is black or with black macula in D. olivieri, but yellow in D. apicalis.