Webbia quatuordecimspinata
Webbia quaturodecimspinata lateral; S.M. Smith |
Webbia quaturodecimspinata dorsal; S.M. Smith |
Webbia quaturodecimspinata declivity; S.M. Smith |
Webbia quaturodecimspinata frontal; S.M. Smith |
Taxonomic history
Webbia 14-spinatus [sic] Sampson, 1921: 34.
Synonyms
Webbia quatuordecimspinatus Schedl, 1942a: 182. Wood, 1989: 176.
Webbia quatuordecimcostatus Schedl, 1952b: 61. Browne, 1961a: 310.
Webbia sampsoni Nunberg, 1956: 209. Unnecessary replacement name for 14-spinatus Sampson.
Diagnosis
2.8−3.0 mm long (mean = 2.84 mm; n = 5); 2.8−3.0 times as long as wide. This species is distinguished by the entireentire:
without marginal teeth or notches
circumdeclivital margin armed by approximately 18 prolonged spinesspine:
an elongate projection of the exoskeleton that is longer than its basal width
arising from the discaldiscal:
pertaining to the disc of either the pronotum or elytra
interstriae and projecting over the declivitaldeclivital:
pertaining to the elytral declivity
face, 14 large spinesspine:
an elongate projection of the exoskeleton that is longer than its basal width
and 4 small (interstriae 2, 4); apicalapex:
point or edge furthest from the body; opposite of base
40% of discdisc:
the flat central upper surface of any body part (e.g. pronotum and elytra)
with striaestria:
punctures in rows, which may or may not be impressed to make grooves
strongly impressedimpressed:
a depression in a surface
, shagreenedshagreened:
covered with a closely-set roughness, like shark skin
, interstriaeinterstria:
longitudinal spaces along the elytra between the striae, which is not as<br />
impressed and bear smaller punctures.
carinate and tuberculate; declivitaldeclivital:
pertaining to the elytral declivity
interstriae 1, 3 strongly uniformly elevated, tuberculate; and interstriaeinterstria:
longitudinal spaces along the elytra between the striae, which is not as<br />
impressed and bear smaller punctures.
2 uarmed.
May be confused with
Webbia dipterocarpi, W. duodecimspinata, and W. trigintispinata
Distribution
‘Borneo', Brunei, East & West Malaysia, Philippines, Thailand
Host plants
associated with Dipterocarpaceae (Dipterocarpus, Dryobalanops, Hopea, Shorea), but also recorded from unidentified species of Burseraceae and Euphorbiaceae (Browne 1961bBrowne 1961b:
Browne FG. 1961b. The biology of Malayan Scolytidae and Platypodidae. Malayan Forest Records 22: 1-255.)
DNA data
Sequences available for COI and CAD.
COI: MN620008
CAD: MN620278