Anisandrus auco
Anisandrus auco holotype lateral; R.K. Osborn |
Anisandrus auco holotype dorsal; R.K. Osborn |
Anisandrus auco holotype declivity; R.K. Osborn |
Anisandrus auco holotype frontal; R.K. Osborn |
Taxonomic history
Anisandrus auco 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): 83.
Diagnosis
2.9 mm long (n = 1); 2.23 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)
flat; declivitaldeclivital:
pertaining to the elytral declivity
interstriae clearly punctatepunctate:
set with fine impressed points, appearing as pin pricks
; declivitydeclivity:
downward slope of either the pronotum or elytra
gradual and convexconvex:
appearing rounded
, posterolateralposterolateral:
relating to end of the side part/portion
margins rounded; pronotumpronotum:
the dorsal surface of the thorax
rounded when viewed dorsally (type 1); and pronotumpronotum:
the dorsal surface of the thorax
armed by four uniformly sized coarse serrationsserration:
row of asperities; a saw-like structure
on anterioranterior:
the front or forward; opposite of posterior
margin.
May be confused with
Distribution
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.
COI: MN619849
CAD: MN620142