Retinitus

{{Short description|Extinct genus of Dolichopodid flies}}

{{distinguish|Retinitis}}

{{Speciesbox

| fossil_range = Upper Cretaceous, {{Geological range|85.8|84.9}}

| taxon = Retinitus nervosus

| display_parents = 2

| parent_authority = Negrobov, 1978{{cite journal|first=O. P.|last=Negrobov|year=1978|script-title=ru:Мухи надсемейства Empididoidea (Diptera) из мелового ретинита Северной Сибири|trans-title=Flies of the Superfamily Empidioidea (Diptera) from Cretaceous Retinite in Northern Siberia|url=http://www.bio.vsu.ru/ezoo/negrobov_publikacii/Empididoidea%20.zip|format=PDF|journal=Paleontologicheskii Zhurnal|volume=1978|issue=2|pages=81–90|language=Russian|access-date=2018-04-27|archive-date=2018-04-28|archive-url=https://web.archive.org/web/20180428093403/http://www.bio.vsu.ru/ezoo/negrobov_publikacii/Empididoidea%20.zip|url-status=dead}}

| authority = Negrobov, 1978

}}

Retinitus is an extinct genus of flies in the family Dolichopodidae. It contains only one species, Retinitus nervosus, from the Upper Cretaceous of the Taymyr Peninsula in Russia. The generic name comes from "retinite" (fossil resin), and the specific name comes from the Latin word nervus.