Chironomidae, Subfamily Diamesinae

Species denoted in bold blue have been recorded from Michigan, based on literature records, examined museum specimens or personal collection. Species in normal font are likely to be found in Michigan, based on the species known range. Species denoted with " • " are synonomized with species list directly above it.

Boreoheptagyia Brundin, 1966 (Tribe Boreoheptagyiini)

Boreoheptagyia lurida (Garrett, 1925) Diamesa - Northern Nearctic, expect in UP

Diamesa Meigen, 1835 (Tribe Diamesini)

Diamesa chiobates Hansen, in Hansen & Cook, 1976 - MN, WI
Diamesa davisi Edwards, 1933 - NWT, UT, NH
Diamesa gregsoni Edwards, 1933 - AK-NB
Diamesa incallida (Walker, 1856) Chironomus - ON, widespread northern Holarctic (expect in UP)
  • Chironomus nexilis Walker, 1856
  • Diamesa fonticola Sæther, 1969
  • D. sp. VII Thienemann, 1941
  • Psilodiamesa incallida (Walker), 1957
Diamesa leona Roback, 1957 - WA-MN, QUE, NB
  • Diamesa caena Roback, 1957
  • Diamesa pieta Roback, 1957
Diamesa mendotae Muttkowski, 1915 - MN, WI
Diamesa nivoriunda (Fitch, 1847) Chironomus - Hanson and Cook 1976

Lappodiamesa Serra-Tosio, 1968 (Tribe Diamesini)

Lappodiamesa boltoni Sæther & Willassen, 1988 - OH

Pagastia Oliver, 1959 (Tribe Diamesini)

Pagastia orthogonia Oliver, 1959 - Oliver and Roussel 1982

Potthastia Kieffer, 1922 (Tribe Diamesini)

Potthastia gaedii (Meigen, 1838) Diamesa - e. USA (note: an adult specimen near gaedii was collected in Lake Superior by P. Hudson (P. Hudson, pers. comm. Dec. 2009))
Potthastia iberica Serra-Tosio, 1971 - WY, GA
Potthastia longimana Kieffer, 1922 - Winnell & White 1985

Protanypus Kieffer, 1906 (Tribe Protanypini)

Protanypus ramosus Sæther 1975 - (adult from Lake Superior, larvae from Lake Michigan and Lake Huron ((P. Hudson, pers. comm. Dec. 2009))
Larvae have been collected from from unspecified location in Lake Superior (Stroom et al. 2003), and larvae of cf. morio (Zetterstedt 1840) from Lake Michigan and cf. forcipatus (Egger 1863) from Lake Huron have been noted by Winnell & White 1985.

Pseudodiamesa Goetghebuer, 1939 (Tribe Diamesini)

[note: larvae of an unplaced species of Pseudodiamesa were collected in Marquette Co. from a spring-fed brook in the Huron Moutains by EB, 1998]
Pseudodiamesa (Pseudodiamesa) branickii (Nowicki), 1873 Diamesa - w. USA, Holarctic (expect in w. UP)

Sympotthastia Pagast, 1947 (Tribe Diamesini)

Sympotthastia n. sp. - (adult of an undescribed species from Lake Huron (P. Hudson, pers. comm. Dec. 2009))

Last updated: July 22, 2011 (EB)