Taxon classification Animalia Coleoptera Dytiscidae

Acilius sylvanus Hilsenhoff

Note.

This species is known from Prince Edward Island by a single specimen record from Prince County (Table 2).

Habitat.

These beetles occur in the emergent zone of sun-warmed permanent or semi-permanent ponds in forested area (Larson et al. 2000). In Prince Edward Island, Acilius sylvanus was collected in a permanent pond on clay bottom located at the edge of a spruce and aspen forest (Tables 1).

Distribution in the Maritime Ecozone.

This species is known only from the neighboring Province of New Brunswick (Webster 2008). The presence of Acilius sylvanus in Prince Edward Island represents the easternmost record of this species in Canada.