''Plesiothalassius'' is a genus of
flies
Flies are insects of the order Diptera, the name being derived from the Greek δι- ''di-'' "two", and πτερόν ''pteron'' "wing". Insects of this order use only a single pair of wings to fly, the hindwings having evolved into advanced ...
in the family
Dolichopodidae
Dolichopodidae, the long-legged flies, are a large, cosmopolitan family of true flies with more than 7,000 described species in about 230 genera. The genus ''Dolichopus'' is the most speciose, with some 600 species.
Dolichopodidae generally are ...
. It is found along sandy sea coasts in
South Africa
South Africa, officially the Republic of South Africa (RSA), is the southernmost country in Africa. It is bounded to the south by of coastline that stretch along the South Atlantic and Indian Oceans; to the north by the neighbouring countri ...
.
It contains three described species. It is closely related to ''
Amphithalassius''.
Species
* ''
Plesiothalassius capensis''
(Smith, 1972)
* ''
Plesiothalassius flavus''
Ulrich, 1991
* ''
Plesiothalassius natalensis''
Ulrich, 1991
References
Dolichopodidae genera
Parathalassiinae
Diptera of Africa
Endemic insects of South Africa
{{Dolichopodidae-stub