Insects Feeding
on these Plants:


Cotoneaster spp.
(Cotoneaster) [Rosaceae]
(Observations are from Milne & Milne, Blackman & Eastop, Wheeler et al., Pepper, Cranshaw, ScaleNet)

Coleoptera (Beetles)
Cerambycidae: Saperda candida (Round-headed Appletree Borer) Crw2004

Heteroptera (True Bugs)
Miridae: Ceratocapsus pumilus WHM1983; Tingidae: Corythucha cydoniae (Hawthorn Lace Bug) Crw2004

Homoptera (Sucking Insects)
Aphididae: Aphis pomi (Green Apple Aphid) [introduced into N. America from abroad, polyphagous] MM1980, Aphis spiraecola (Spiraea Aphid) Pp1965, Eriosoma lanigerum (Woolly Apple Aphid) [found on woody roots, trunks, or branches, causing deformation & cancer-like swellings of the bark] BE2013, Rhopalosiphum oxyacanthae (Apple-Grass Aphid) [curls young leaves of various shrubs & trees in the Rosaceae, migrating during the summer to the roots of grasses; found in NE USA & north-central USA, including Illinois] BE2013; Diaspididae: 
Diaspidiotus perniciosus (San Jose Scale) [usually found on bark, polyphagous, although preferring woody species in the Rosaceae; this insect is widely distributed; syn. Comstockaspis perniciosa, syn. Quadraspidiotus perniciosus] SN2014, Lepidosaphes ulmi (Oystershell Scale) [found on bark, polyphagous; this insect is widely distributed in the USA, S Canada, & Eurasia] SN2014; Pseudococcidae: Pseudococcus maritimus (Grape Mealybug) [found on foliage, polyphagous; this insect is widely distributed] SN2014