Rabdophaga pierreana (Kieffer, 1909)

on Salix

Rabdophaga pierreana: gall on Salix cinerea

gall on Salix cinerea, England, Dorset © Jenny Seawright; the two holes probably are exits of parasitoids

Rabdophaga pierreana: gall

opened gal

Rabdophaga pierreana: opened gall with parasitoids

detail, met parasitoiden

Rabdophaga pierreana: parasitoid

parasitoid

Rabdophaga pierreana: gall on Salix cinerea

Salix cinerea, Belgium, prov. Namur, Romedenne; leg. Sébastien Carbonnelle © Gilles San Martin

Rabdophaga pierreana: gall on Salix cinerea

opened gall

gall

Strong, almost ovoid swelling at the tip of a young shoot, its outside often almost felty hairy. One, proportionally large, gall chamber with up to 22 red larvae. Probably univoltine

Buhr states that the pupation is within the gall, but Skuhravá & Skuhravý write that hibernation takes place in the soil.

hostplants

Salicaceae,monophagous

Salix aurita, caprea, cinerea, myrsinifolia.

Perhaps also hastata (Buhr).

synonyms

Dasineura, Perrisia, pierreana.

references

Barnes (1951a), Buhr (1965a), Dauphin & Aniotsbehere (1997a), Gagné (2010a), Gagné & Jaschhof (2014a, Kieffer (1909a), Redfern & Shirley (2011a), Skuhravá & Skuhravý (2003a, 2010a), Skuhravá, Skuhravý, Dauphin & Coutin (2005a), Skuhravá, Skuhravý & Hellrigl (2002a), Skuhravá, Skuhravý & Meyer (2014a), Skuhravá, Skuhravý, Skrzypczyńska & Szadziewski (2008a), Stelter (1980a), Tomasi (2014a).

mod 20.iii.2018