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Cerambycidae of the World

Xylotrechus (Kostiniclytus) arnoldii Kostin,1974

Photos
Xylotrechus (Kostiniclytus) arnoldii Kostin,1974
Xylotrechus (Kostiniclytus) arnoldii Kostin,1974 Holotype
Male imago
Image from: Danilevsky M.L., 2009. Xylotrechus (Kostiniclytus subgen. n.) medvedevi sp. n. (Coleoptera, Cerambycidae) from Mongolia. Spec. Bull. Jpn. Soc. Coleopterol., Tokyo, (7): 211219, May 25, 2009. Author: (c) - Danilevsky M.L. 2009.
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Xylotrechus (Kostiniclytus) arnoldii arnoldii Kostin, 1974
Xylotrechus (Kostiniclytus) arnoldii arnoldii Kostin, 1974 Holotype
Male imago
Central Kazakhstan, Akmola Region, Kokshetau mt., in root, 30.06.1957
Copyright © Andrey Shapovalov
Xylotrechus (Kostiniclytus) arnoldii arnoldii Kostin, 1974
Xylotrechus (Kostiniclytus) arnoldii arnoldii Kostin, 1974 Paratype
Female imago
Kazakhstan, Akmola Region, Kokshetau mt. (ex larva from Atriplex cana), 20.06.58.
Copyright © Andrey Shapovalov
Xylotrechus (Kostiniclytus) arnoldii tenebrosus Shapovalov, 2014
Xylotrechus (Kostiniclytus) arnoldii tenebrosus Shapovalov, 2014 Holotype
Male imago
Kazakhstan, Priaral`ye, Kyzylorda region, Aralsk distr., Kumsagyz env., 46°57'55.5''N / 61°29'7.7''E. 24.05.2014
Copyright © Andrey Shapovalov
Xylotrechus (Kostiniclytus) arnoldii tenebrosus Shapovalov, 2014
Xylotrechus (Kostiniclytus) arnoldii tenebrosus Shapovalov, 2014 Paratype
Male imago
Kazakhstan, Priaral`ye, Kyzylorda region, Aralsk distr., Kumsagyz env., 46°57'55.5''N / 61°29'7.7''E. 24.05.2014
Copyright © Andrey Shapovalov
Synonyms
Xylotrechus arnoldii Kostin, 1974
Xylotrechus (Kostiniclytus) arnoldii Danilevsky, 2009
Countries and regions
Kazakhstan
Museums
ZIN
Description
Male: Body pubescence mostly sparse, not concealing cuticula at pronotum, elytra and abdomen. Denser white hairs forming dithered pattern viewed as oblique stripe (or oblique spot) before the middle and oblique stripe (or divided into a pair of separated spots on each elytron) behind the middle; background of elytral pubescence consisting of intermixed white and brownish yellow or yellowish brown hairs. Distal part of eyes comparatively narrow. Lobes of protarsomere 3 relatively narrow, narrowed towards apex. Apical tarsomere longer than tarsomeres 2 and 3 combined. Aedeagus at apical half with lateral emarginations, with preapical obtuse angles protruding outwards. Apex of aedeagus angulate ore forming rounded apical tip. Lateral lobes of tegmen not widened at apex, posterior process of tegmen more or less elongate.
Frontal carinae widely separated, occasionally look like wide elevated plate. Metatarsomeres 2 and 3 combined about 1/2 as long as metatarsomere 1.

Female: known only by nominative subspecies (see description of X. arnoldii arnoldii)

Type locality: Central Kazakhstan, Akmola Region, Temirtau Distr., right bank of Tersakan River, Kokshetau mt. (about 50°05'N, 62°28'E).

Distribution: Central Kazakhstan (Akmola reg., Kokshetau mt.), South Kazakhstan (Priaral`ye, Kyzylorda reg., Kumsagys env.).
Biotope
see biology of subspecies
Genotype
Level down
Last revision
01 January 2015 14:50 by Andrey Shapovalov
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