Amasa lini
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Amasa lini holotype lateral; R.K. Osborn |
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Amasa lini holotype dorsal; R.K. Osborn |
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Amasa lini holotype declivity; R.K. Osborn |
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Amasa lini holotype frontal; R.K. Osborn |
Taxonomic history
Amasa lini Smith, Beaver & Cognato 2020 (in 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): 40.
Diagnosis
3.5 mm long (n = 1); 2.33 times as long as wide. This species is distinguished by the pronotumpronotum:
the dorsal surface of the thorax
appearing basic (type 2) when viewed dorsally, anterioranterior:
the front or forward; opposite of posterior
margin serrate; elytralelytral:
pertaining to the elytra
declivitaldeclivital:
pertaining to the elytral declivity
surface smooth, shiningshining:
appearing glossy or bright in luster; referring to a surface that is polished and reflects light well
; large size; declivitydeclivity:
downward slope of either the pronotum or elytra
glabrous; declivitaldeclivital:
pertaining to the elytral declivity
interstriae 1 strongly tumescent and granulategranulate:
pertaining to a coarse, grainy surface texture
; striaestria:
punctures in rows, which may or may not be impressed to make grooves 1 strongly laterally displaced, striaestria:
punctures in rows, which may or may not be impressed to make grooves 2 nearly touching striaestria:
punctures in rows, which may or may not be impressed to make grooves 1, striaestria:
punctures in rows, which may or may not be impressed to make grooves 3 displaced to near circumdeclivital ringcircumdeclivital ring:
a costa that completely encircles the elytral declivity
margin, striaestria:
punctures in rows, which may or may not be impressed to make grooves 1−3 not appearing equidistant.
May be confused with
Amasa concitata, A. gibbosa, A. tropidacron, and A. youlii
Distribution
Taiwan
Host plants
unknown (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
specimens not available for sequencing
