The strongly dimorphic bark beetle genus Pseudomicracis (Coleoptera, Scolytinae) in Madagascar-an integrated taxonomic revision
Author
Jordal, Bjarte H.
text
Zootaxa
2022
2022-04-11
5125
3
325
343
journal article
56069
10.11646/zootaxa.5125.3.5
da274829-479f-4ea1-8f2e-1e598de786b8
1175-5326
6443876
4645A035-17E6-488C-8F10-DA66E146487D
Pseudomicracis vitrioculata
Jordal
,
sp. nov.
(
Figs 20, 23, 26
)
urn:lsid:zoobank.org:act:
DCA1B970-91F7-45EA-8504-C3B3C5253361
Type material.
Holotype
, male:
Madagascar
,
Fianarantsoa
,
Ranomafana National Park
, ex
Cryptocarya
branch,
28. September 2012
,
B. Jordal
, leg.
Paratype
(1): same data as holotype. Holo- and
paratype
are deposited in
ZMUB
.
Diagnosis.
Eyes large, glassy, separated above by 1.2–1.3 × their width; male interstriae 1 and 7–9 with confused rows of truncated setae on (or near) declivity.
Description, male.
Length
1.2–1.3 mm
, 2.7–2.8 × as long as wide; color yellowish to reddish brown (not fully mature).
Frons
flat, smooth, nearly glabrous; antennal scapus short, rounded, tuft of setae shorter than length of club; club with two strongly procurved sutures, basal segment shiny. Eyes glassy, large, separated above by 1.2–1.3 × their width.
Pronotum
asperate on anterior half, asperities scattered and small near anterior margin.
Elytral
interstriae 2–6, mainly on declivity, with uniseriate rows of truncated setae, interstriae 1 and in part 7–9 with multiple confused rows; surface smooth on disc, finely granulated on declivity.
Protibiae
with one lateral and two apical tiny denticles.
Etymology.
Composed by the feminine nominative adjective
oculata
, meaning possession of eyes, and the genitive form of
vitrium
, meaning glass, referring to the large and bright eyes of this species.
Distribution and biology.
Madagascar
. Only known from the
type
locality, breeding in the bark of a
Cryptocarya
branch,
3 cm
in diameter.