To the knowledge of Erythrus philipinus Vives, 2021, Xystrocera danilevskii Vives, 2013 and Xystrocera festiva Thomson, 1860 (Coleoptera: Cerambycidae) with new distribution data in the Philippines
Author
Barševskis, Arvîds
Author
Torrejos, Chrestine
text
Baltic Journal of Coleopterology
2021
2021-09-30
21
1
65
72
journal article
10.5281/zenodo.12520132
1407-8619
12520132
Xystrocera danilevskii
Vives, 2013
(
Fig. 2
)
References:
Vives, 2013: 62
;
Torrejos et al. 2020: 40
(Catalogue)
Type
deposited:
EVC
Type
locality:
Philippines
,
Mindanao island
Material examined:
Mindanao isl.,
Surigao del Sur
, San Miguel, 03.2018 (1, male, local collector leg.);
Surigao del Sur
, Tandag, 05.2020 (1, female, local collector leg.). This is the first published information on the discovery of this species after its description.
Vives (2021) described this species after
one female
from
Surigao del Sur
,
Mindanao isl.
,
Philippines
, collected on 05.2012. Our collection also includes
one specimen
of this species, a male found on
Mindanao isl.
, at 03.2018.
Below
is a brief description of the male of this species
.
Description. Male.
Body in general yellow, with green elytra and lateral portion of pronotum, elongate, narrow. Length:
14.8 mm
, maximal width:
3.8 mm
. Head yellow, with convex, bilobate eyes. Dorsal surface of head with coarse punctures and transverse wrinkles. Medioapical portion between antennal bases elevated, with very thin elongated middle line. Labrum, clypeus, maxilla yellow, slightly pubescent, shiny. Cheeks separated from forehead with a sharp, shiny keel. Antennae black, relatively long, more longer than elytra. First antennomere apically with an elongated tooth at the outside. Pronotum subcylindrical, widened in middle. Apical and basal portions neck-shaped narrowed. Lateral portion of pronotum with wide green concave ban d. Pr on otal disc un even, with coarse microsculpture and fine pubescence. The lateral green band separated from the yellow background by a thin impressed line. Scutellum yellow, with sharp apex.
Pars stridens
visible, forming smooth spot, with very fine transverse microsculpture. Elytra parallel-sided, with indistinct shoulders hump. Elytra with dense, coarse punctation, slightly wrinkled and pubescent. Apical margins of elytra obliquely rounded. Ventrolateral surface of body yellow, with fine pubescence. Legs dichromatic with yellow femora and dark tibia and tarsus. Tarsomeres dark, with brown apical tarsomere, covered with dark pubescence.
The female differs from the male by muchor longer antennae and coloration of pronotum - in females pronotum yellow, but in males yellow, with wide green lateral band. In females, the apical third of elytra is more enlarged than in males.
To the knownledge of
Erythrus philipinus
,
Xystrocera danilevskii
and
Xystrocera festiva
...