Reported from Vermont in Needham and Westfall (1955), but lacking details or a source. Also reported from a single record in the southern Green Mountains on 12 July 1995, by Frank Carle, but with no specimen available as evidence. Prefers coastal plain ponds, a community all but absent in Vermont. Pending additional evidence of this species, a state ranking is not applicable.
Unknown in Vermont. April – July in east.