Drusus improvisus (McLachlan 1884)

Drusus improvisus is a species of caddisflies in the family northern caddisflies.

EOL has data for 2 attributes, including:

geographic distribution includes
- URI: http://eol.org/schema/terms/Present
- Definition: This organism is known to be present in this location or region. Not exclusive; other regions may also be reported.
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"Austria, France, Germany, Italy, Liechtenstein, Malta, Slovenia, Switzerland"

Known occurrences, collected specimens and observations of Drusus improvisus (McLachlan 1884). View this species on GBIF