Beaverium magnus
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Beaverium magnus lateral; R.K. Osborn |
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Beaverium magnus dorsal; R.K. Osborn |
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Beaverium magnus declivity; R.K. Osborn |
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Beaverium magnus frontal; R.K. Osborn |
Taxonomic history
Xyleborus magnus Niisima, 1910: 111.
Beaverium magnus (Niisima): Smith et al., 2018a: 841.
Synonyms
Xyleborus rufobrunneus var. dihingensis Eggers, 1930: 189. Smith et al., 2018a: 841.
Xyleborus chujoi Schedl, 1951a: 73. Smith et al., 2018a: 841.
Diagnosis
5.0−5.6 mm long (mean = 5.2 mm; n = 10); 2.21−2.55 times as long as wide. This species is distinguished by the moderate size; elytralelytral:
pertaining to the elytra
discdisc:
the flat central upper surface of any body part (e.g. pronotum and elytra)
concaveconcave:
appearing hollowed out
with a transverse saddle-like depression; declivitaldeclivital:
pertaining to the elytral declivity
posterolateral margins carinate; and boundary between elytralelytral:
pertaining to the elytra
discdisc:
the flat central upper surface of any body part (e.g. pronotum and elytra) and declivitydeclivity:
downward slope of either the pronotum or elytra
smoothly abrupt.
May be confused with
Beaverium lantanae and B. latus
Distribution
China (Chongqing, Hong Kong, Jiangxi, Yunnan), India (Assam, West Bengal), Japan, Taiwan, Thailand, Vietnam
Host plants
polyphagous; recorded from Artocarpus (Moraceae), Pterocarpus (Fabaceae) (Beeson 1961Beeson 1961:
Beeson CFC. 1961. The ecology and control of the forest insects of India and the neighbouring countries. 2nd edition. Government of India, New Delhi, 767 pp.), Machilus (Lauraceae), and Senna (Fabaceae) (Smith et al. 2020bSmith et al. 2020b:
Smith SM, Beaver RA, and Cognato AI. 2020b. A monograph of the Xyleborini (Coleoptera, Curculionidae, Scolytinae) of the Indochinese Peninsula (except Malaysia) and China. ZooKeys 983: 1-442. https://doi.org/10.3897/zookeys.983.52630)
DNA data
Sequences available for COI and CAD.
