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Palaeosystenus is an
extinct genus of
flies in the
family Dolichopodidae,
known from
Baltic amber. It
contains only one species,
Palaeosystenus succinorum...
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found in
Rovno amber. The type
species is
Palaeoboreochlus inornatus.
Palaeosystenus Gen. et comb. nov
Valid Grichanov,
Negrobov &
Selivanova Late Eocene...
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species group)
Tribe Systenini Robinson, 1970
Euxiphocerus Parent, 1935 †
Palaeosystenus Grichanov,
Negrobov & Selivanova, 2014 †Systenites Grichanov, Negrobov...
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Neomedetera Zhu, Yang & Grootaert, 2007
Nikitella Grichanov, 2011 †
Palaeosystenus Grichanov,
Negrobov & Selivanova, 2014 †Paleothrypticus Ngô-Muller,...