Dr. Ivan Antonovich Efremov

Specimens in the Russian Dinosaur Exposition described by Dr. Efremov:
go to Lanthanosuchus watsonigo to Mesenosaurus romerigo to Nyctiphruretus acudens
go to Ennatosaurus tectongo to Titanophoneus potens
Species described by Dr. Efremov:
Benthosaurus sushkini
Platyops watsoni
Mesenosaurus romeri
Myctosuchidae (family)
Nycteroleter ineptus
Nyctiphruretes acudens
Nyctiphruretinae (sub-family)
Titanophoneus (genus)
Titanophoneus potens
Venjukovia invisa
Lystrosaurus klimovi
Tungussogyrinus bergi
Nycteroleter bashryricus
Phthinosaurus borissiaki
Rhipaeosaurus tricuspidens
Thoosuchus acutirostris
Volgosuchuus cornutus
Venjukoviidae
Anthodon chlynoviensis
Lanthanosuchidae (family)
Lanthanosuchus watsoni
Radiodromus klimovi
Gnorhimosuchus satpaevi
Admetophoneus kargalensis
Brithopodae (family)
Brithopus bashkyricus
Brithopus ponderus
Deuterosaurus gigas
Parabradisaurus udmurticus
Phreatosaurus bazhovi
Phreatosaurus menneri
Phreatosuchidae (family)
Phreatosaurus (genus)
Phreatosuchus qualeni
Phthinosuchidae (family)
Phthinosuchus discors
Phthinosaurus (genus)
Ennatosaurus tecton

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