Asclera ruficollis

Red-necked False Blister Beetle
Asclera ruficollis

 

Red-necked False Blister Beetle Asclera ruficollis at Wheatley Provinical Park Apr 17, 2016. Wheatley, Ontario
Red-necked False Blister Beetle Asclera ruficollis at Wheatley Provinical Park Apr 17, 2016. Wheatley, Ontario

Identification:
Head: Black, whiskers (palpi) slightly lighter.
Antenna: Brownish. 12 segments. Segment 2 very short. Tips very short, somewhat lighter in colour.
Thorax (Pronotum): Reddish-orange, base and lower edge have a raised shelf or lip. Wide at base, narrows at lower margin. Two raised round areas at each side causing thorax to widen.
Wings (Elytra): Long and narrow; dull black with minute hairs. 3 raised lines down each wing, the middle one usually more prominent. Tips bluntly rounded.
Legs: Black with some light pile on underside.
Abdomen: Black, shiny. Tip pointed.

Size: 5 to 9 mm long.

Habitat: Deciduous forests.

Food: Adults found flowering shrubs and trees, feeding on pollen and nectar.

Flight Time: April to June

Life Cycle: Unknown. Larvae of some species live in rotten wood.

Comments: Kent County – Wheatley Provincial Park – photos. Listed in Ontario from London and north.

Synonyms: Say, 1823
Oedemera ruficollis, Ischnomera carinata

References:
Journal of the Academy of Natural Sciences of Philadelphia, 1823-24, Vol. 3 by Say, pp. 271 to 272.
Proceedings of the Academy of Natural Sciences of Philadelphia 1847-50, Series 2, Vol 1, by Haldeman, pg. 96.
Beetles of Eastern North America, 2014 by Evans, pg. 364.

Types: Unknown

Leave a Reply