Anuraphis farfarae (Koch, 1854)

pear-colt’s foot aphid

on Pyrus, primary host plant

gall

leaves folded downwards along the midrib, mottled with yellow or red; aphids green with a double row of dark green dots. Fundatrices conspicuously large (3-4 mm), brown.

host plants

Rosaceae, monophagous

Pyrus communis & subsp. pyraster.

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on Tussilago etc., secondary host plants

gall

Apterae on secondary hosts 2-3 mm, dark greyish green often tinged with red laterally and with a yellowish spinal stripe, and with dark antennae, legs and siphunculi. On the basal and underground parts.

host plants

Asteraceae, oligophagous

Tussilago farfara.

Sometimes Adenostyles alpina; Hieracium umbellatum, Petasites albus, hybridus.

synonyms

Aphis kochi Schouteden, 1903.

references

Barbagallo, Binazzi, Pennacchio & Pollini (2011a), Blackman & Eastop (2014), Börner & Franz (1956a), Buga & Stekolshchikov (2012a), Buhr (1965a), Danielsson (1974a), Dauphin & Aniotsbehere (1997a), Heie (1992a), Hellrigl (2004a), Houard (1908a), Lampel & Meier (2007a), Petrović (1998a), Redfern & Shirley (2011a), Roskam (2009a), Stekolshchikov, Gavrilyuk & Novgorodova (2008a, Tambs-Lyche (1970a), Tomasi (2014a), Wojciechowski, Depa, Halgoš ao (2016a).