Parathalassius is a genus of flies in the family Dolichopodidae. It is found along sandy sea coasts in both the Palaearctic and Nearctic realms. The name "Parathalassius" is of Greek origin, and can be translated as "near the sea".
Species
Parathalassius abela Brooks & Cumming, 2017
Parathalassius aldrichi Melander, 1906
Parathalassius blasigii Mik, 1891
Parathalassius candidatus Melander, 1906
Parathalassius dilatus Brooks & Cumming, 2017
Parathalassius infuscatus Brooks & Cumming, 2017
Parathalassius maritimus Shamshev, 1998
Parathalassius melanderi Cole, 1912
Parathalassius midas Brooks & Cumming, 2017
Parathalassius sinclairi Brooks & Cumming, 2017
Parathalassius socali Brooks & Cumming, 2017
Parathalassius susanae Brooks & Cumming, 2017
Parathalassius ulrichi Shamshev, 1998
Parathalassius uniformus Brooks & Cumming, 2017
Parathalassius wheeleri Brooks & Cumming, 2017
Parathalassius capensis Smith, 1972 was moved to Plesiothalassius.