Vaviri vanotsvakurudza, Chris Bennett (1996) naDavid Peters (2000), vakawana pterosaurs kuva protorosaurs kana kuti yakabatana navo. Peters akashandisa nzira inonzi DGS, iyo inosanganisira kushandiswa kwema digital tracing features of photo editing software kune mifananidzo ye pterosaur fossils. Bennett chete akadzorera pterosaurs sehama dzepedyo dzeprotorosaurs mushure mekubvisa maitiro emaronda kumashure kubva pakuongorora kwake, mukuedza kuongorora pfungwa yokuti mavara aya ndiwo mhedzisiro yekushanduka kwepfungwa pakati pe pterosaurs nemadhinosaurs. Zvisinei, kuongorora kwakazoitwa naDave Hone naMichael Benton (2007) hakuna kukwanisa kudzokorora izvi. Hone naBenton Benton vakawana pterosaurs kuti vakabatana zvakanyanya nemadhinosaurs kunyange vasina zviratidzo. Vakatsoropodzawo zvidzidzo zvakapfuura naDavid, vachimutsa mibvunzo pamusoro pekuti kana humwe humwe humwe humwe humwe humwe humwe humwe humwe humwe humwe humwe humwe humwe humwe humwe humwe humwe humwe humwe humwe humwe humwe hum
boka rehanzvadzi reScleromochlus kana kuwira pakati payo neLagosuchus pamhuri yemhuri yeornithodiran