In a mountain river in the Montseny massif, Catalan Pre-Coastal Range, northeastern Iberian Peninsula, we found a Hydra sp. (Anthomedusae: Hydridae) attached to the abdomen of a larva of Calopteryx virgo meridionalis.
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Notulae odonatologicae
Vol. 9 • No. 8
December 2021
Vol. 9 • No. 8
December 2021
Biotic interaction
damselfly
epibiosis
Zygoptera