Plant Parasites of Europe

leafminers, galls and fungi

Pseudoclavellaria amerinae

Pseudoclavellaria amerinae (Linnaeus, 1758)

on (poplar), willow

Pseudoclavellaria amerinae: larva on Salix alba

Salix alba, Hungary, Kimle, 20.vi.2019 © László Érsek

Pseudoclavellaria amerinae: larva on Salix alba

head and thorax

Pseudoclavellaria amerinae: feeding pattern on Salix alba

feeding pattern

parasite

The larvae eat large chunks out of the leaves.

host plants

Salicaceae, oligophagous

Salix alba, caprea, x fragilis.

Mainly on smooth-leaved willows. Rarely also on Populus nigra, tremula.

distribution within Europe

(PESI, 2019).

notes

A peculiarity of this species is that the larvae pupate in a reticulate cocon. However, the cocoons of the Hungarian larvae had a smooth wall; this might be an effect oh the fact that that larvae were reared in captivity

Pseudoclavellaria amerinae: detail  of the cocoon

the reticulate wall of the cocoon © AD Liston (from Liston & Skacel).

Pseudoclavellaria amerinae: cocoons

cocoons of the Hungarian larvae (26/27.vi.2019)

Pseudoclavellaria amerinae: larva in cocoon

larva in cocoon

Pseudoclavellaria amerinae: prepupa

19.iv.2020: after the hibernation: opened cocoon with prepupa

Pseudoclavellaria amerinae: prepupa

prepupa

Pseudoclavellaria amerinae: pupa

7.v.2020: opened cocoon with fresh pupa

Pseudoclavellaria amerinae: pupa

young pupa

Pseudoclavellaria amerinae: pupa

11.v.2020: opened cocoon with fully developed cocoon

Pseudoclavellaria amerinae: pupa

another image

Pseudoclavellaria amerinae: female

13.v.2020: female

Pseudoclavellaria amerinae: male

male

references

Chevin (1987), Liston & Skacel (2015a), Schedl & Klima (1980a), Schwarz (2000a), Taeger (1998a), Taeger, Altenhofer, Blank, ao (1998a).

Last modified 14.v.2020