gracilis

The synonymy of this taxon and C. clavigera is rather complicated. For more information see Houben et al. (2014) (citation), p. 339

Notes from synonyms

Notes for Phaenocora stagnalis

This name is partly a synonym of C. gracilis and partly of C. clavigera. For more information see Houben et al. (2014) (citation), p. 339