Rheumaptera undulata (Linnaeus, 1758)

Synonyms/other combinations:
Hydria undulata

Rheumaptera undulata: Adult (e.l. rearing, NW-Italy, Alpi Graie, Punta Verzel, Sta. Elisabetta, larva in September 2017) [S] Rheumaptera undulata: Adult (e.l. rearing, NW-Italy, Alpi Graie, Punta Verzel, Sta. Elisabetta, larva in September 2017) [S] Rheumaptera undulata: Adult (e.l. Memmingen, S-Germany) [S] Rheumaptera undulata: Larva (NW-Italy, Alpi Graie, Punta Verzel, Sta. Elisabetta, September 2017) [S] Rheumaptera undulata: Larva (NW-Italy, Alpi Graie, Punta Verzel, Sta. Elisabetta, September 2017) [S] Rheumaptera undulata: Larva (NW-Italy, Alpi Graie, Punta Verzel, Sta. Elisabetta, September 2017) [S] Rheumaptera undulata: Larva (NW-Italy, Alpi Graie, Punta Verzel, Sta. Elisabetta, September 2017) [S] Rheumaptera undulata: Pupa (e.l. rearing, NW-Italy, Alpi Graie, Punta Verzel, Sta. Elisabetta, larva in September 2017) [S] Rheumaptera undulata: Larval habitat with low-growing Salix caprea (NW-Italy, Alpi Graie, Punta Verzel, Sta. Elisabetta, September 2017) [N] Rheumaptera undulata: Larval habitat with low-growing Salix caprea (NW-Italy, Alpi Graie, Punta Verzel, Sta. Elisabetta, September 2017) [N] Rheumaptera undulata: Larval habitat with low-growing Salix caprea (NW-Italy, Alpi Graie, Punta Verzel, Sta. Elisabetta, September 2017) [N]

Host plants:
The caterpillar lives on willow (Salix caprea, probably also S. viminalis, S. appendiculata, S. cinerea, S. aurita) and also according to literature on Vaccinium.

Habitat:
Rheumaptera undulata colonizes often cool and wet forests, clearcuts and other forest-like biotopes.

Life cycle:
The moths fly in a single generation from late May to early August. The caterpillars live from July to September in a housing made of leaves which are spun together. The pupa overwinters.

Remarks:
Rheumaptera undulata is widespread in the Holarctic region. In Europe it is missing in the Mediterranean.



Rheumaptera cervinalis | Rheumaptera hastata | Rheumaptera subhastata