Anisandrus cryphaloides
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Anisandrus cryphaloides holotype lateral; R.K. Osborn |
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Anisandrus cryphaloides holotype dorsal; R.K. Osborn |
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Anisandrus cryphaloides holotype declivity; R.K. Osborn |
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Anisandrus cryphaloides holotype frontal; R.K. Osborn |
Taxonomic history
Anisandrus cryphaloides 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): 89.
Diagnosis
2.1−2.4 mm long (mean = 2.26 mm; n = 5); 2.2−2.4 times as long as wide. This species can be distinguished by the mesonotal mycangial tuftmycangial tuft:
tuft of setae that denotes the mycangia exterior opening
the length of the scutellumscutellum:
a shield-like sclerotized plate located at the midpoint of the elytral base
; elytralelytral:
pertaining to the elytra
discdisc:
the flat central upper surface of any body part (e.g. pronotum and elytra)
convexconvex:
appearing rounded
; declivitydeclivity:
downward slope of either the pronotum or elytra
gradual and convexconvex:
appearing rounded, with rounded posterolateralposterolateral:
relating to end of the side part/portion
margins; pronotumpronotum:
the dorsal surface of the thorax
conical frontally when viewed dorsally (type 0); pronotumpronotum:
the dorsal surface of the thorax
armed by four coarse serrationsserration:
row of asperities; a saw-like structure 
on anterioranterior:
the front or forward; opposite of posterior
margin (median pair larger than laterallateral:
pertaining to the side
pair); elytraelytron:
the two sclerotized forewings of beetles that protect and cover the flight wings
strongly shagreenedshagreened:
covered with a closely-set roughness, like shark skin 
or opalescentopalescent:
iridescent, showing vaying colors
; and declivitaldeclivital:
pertaining to the elytral declivity
striae weakly impressedimpressed:
a depression in a surface
.
May be confused with
Distribution
China (Yunnan), Vietnam
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
Sequences available for COI and CAD.
