A monograph of the Xyleborini (Coleoptera, Curculionidae, Scolytinae) of the Indochinese Peninsula (except Malaysia) and China
Author
Smith, Sarah M.
Department of Entomology, Michigan State University, 288 Farm Lane, East Lansing, Michigan 48824, USA
https://orcid.org/0000-0002-5173-3736
camptocerus@gmail.com
Author
Beaver, Roger A.
161 / 2 Mu 5, Soi Wat Pranon, T. Donkaew, A. Maerim, Chiangmai 50180, Thailand
Author
Cognato, Anthony I.
Department of Entomology, Michigan State University, 288 Farm Lane, East Lansing, Michigan 48824, USA
text
ZooKeys
2020
983
1
442
http://dx.doi.org/10.3897/zookeys.983.52630
journal article
http://dx.doi.org/10.3897/zookeys.983.52630
1313-2970-983-1
7DED4CE2934C4539945F758930C927F9
C890C7FD4B2D57A8B1A062305ED42D53
Xylosandrus metagermanus (Schedl, 1951)
Fig. 96E, F, K
Xyleborus metagermanus
Schedl, 1951a: 58.
Xylosandrus metagermanus
(Schedl):
Browne 1963
: 55.
Type material.
Holotype
(NHMW).
New records.
India: Assam-Arunachal Pradesh border: Bhalukpong,
27°00'48"N
,
92°39'08"E
, 150 m, 1-8.v.2012, L.
Dembicky
, ex FIT (ZFMK, 1).
Diagnosis.
1.8-2.3 mm long (mean = 2.05 mm; n = 2); 2.09-2.25
x
as long as wide. This species is distinguished by its small size; elytral disc gradually curving toward declivity, elytra rounded; posterolateral margins of elytra carinate to interstriae 7; declivital face with six punctate and clearly impressed striae; declivital interstriae granulate, uniseriate with erect hair-like setae longer 1-1.5
x
the width of an interstria; pronotum 1.1
x
long as wide, pronotum from dorsal view rounded (type 1) and lateral view basic (type 0), summit at midpoint, basal 1/2 smooth, shiny, sparsely minutely punctate; and sparse mycangial tuft on the pronotal base.
This species is very similar to
X. germanus
and is most easily distinguished by the larger, deeper strial punctures and clearly impressed striae.
Similar species.
Xylosandrus dentipennis
,
X. eupatorii
,
X. germanus
.
Distribution.
India (Assam).
Host plants.
Recorded only from
Gmelina
(
Lamiaceae
) (
Schedl 1951a
).