''Stictochironomus'' is a genus of non-biting midges in the subfamily
Chironominae
Chironominae is a subfamily of midges in the non-biting midge family (biology), family (Chironomidae).
Genera
*Tribe Chironomini
**''Axarus'' Roback 1980
**''Baeotendipes'' Jean-Jacques Kieffer, Kieffer, 1913
**''Beckidia'' Ole A. Sæther, Sæth ...
of the bloodworm family
Chironomidae
Chironomidae , commonly known as non-biting midges or chironomids , are a family of Nematoceran flies with a global distribution. They are closely related to the families Ceratopogonidae, Simuliidae, and Thaumaleidae. Although many chironomid ...
. Members of this genus often have strongly marked
wings
A wing is a type of fin that produces both lift and drag while moving through air. Wings are defined by two shape characteristics, an airfoil section and a planform. Wing efficiency is expressed as lift-to-drag ratio, which compares the bene ...
and
legs
A leg is a weight-bearing and locomotive anatomical structure, usually having a columnar shape. During locomotion, legs function as "extensible struts". The combination of movements at all joints can be modeled as a single, linear element cap ...
. The
larva
A larva (; : larvae ) is a distinct juvenile form many animals undergo before metamorphosis into their next life stage. Animals with indirect development such as insects, some arachnids, amphibians, or cnidarians typically have a larval phase ...
e of these midges may also have distinct dark patterns on the dorsal side of the head capsule. They live in
sand
Sand is a granular material composed of finely divided mineral particles. Sand has various compositions but is usually defined by its grain size. Sand grains are smaller than gravel and coarser than silt. Sand can also refer to a textural ...
and other sediments in a variety of fresh water habitats in densities of several hundred per square meter.
''
S. maculipennis'' larvae have been reported to live relatively deep, up to 6 cm, in the sediment to avoid predation. It has been suggested they migrate between the deeper sediment layers and the sediment surface to breathe.
Species
*''
S. albicrus''
(Townes, 1945)
*''
S. annulicrus''
(Townes, 1945)
*''
S. crassiforceps''
(Kieffer Kieffer is a surname. Notable people with the surname include:
* Aldine Silliman Kieffer (1840–1904), American music writer
* Charles Kieffer (1910–75), American athlete
* Eduardo Gudiño Kieffer (1935–2002), Argentine writer
* Guy-An ...
, 1922)
*''
S. devinctus''
( Say, 1829)
*''
S. flavicingulus''
(Walker
Walker or The Walker may refer to:
People
*Walker (given name)
*Walker (surname)
*Walker (Brazilian footballer) (born 1982), Brazilian footballer
Places
In the United States
*Walker, Arizona, in Yavapai County
*Walker, Mono County, California
* ...
, 1848)
*''
S. han''
( Na & Bae
BAE Systems plc is a British multinational aerospace, military and information security company, based in London. It is the largest manufacturer in Britain as of 2017. It is the largest defence contractor in Europe and the seventh largest i ...
, 2010)
*''
S. lutosus''
(Townes, 1945)
*''
S. maculipennis''
( Meigen, 1818)
*''
S. marmoreus''
(Townes, 1945)
*''
S. naevus''
(Mitchell, 1908)
*''
S. palliatus''
( Coquillett, 1902)
*''
S. pictulus''
( Meigen, 1830)
*''
S. quagga''
(Townes, 1945)
*''
S. rosenschoeldi''
( Zetterstedt, 1838)
*''
S. sticticus''
(Fabricius Fabricius (, ) is a surname. Notable people with the surname include:
*people from the Ancient Roman Fabricia gens, gens Fabricia:
**Gaius Fabricius Luscinus, the first of the Fabricii to move to Rome
* Johann Goldsmid (1587–1616), known by his ...
, 1781)
*''
S. unguiculatus''
( Malloch, 1934)
*''
S. varius''
(Townes, 1945)
*''
S. virgatus''
(Townes, 1945)
References
{{Taxonbar, from=Q13849569
Chironomidae
Chironomoidea genera
Diptera of Europe
Taxa named by Jean-Jacques Kieffer