Reptilia - Loricata - Metriorhynchidae
Full reference: A. Cau and F. Fanti. 2011. The oldest known metriorhynchid crocodylian from the Middle Jurassic of North-eastern Italy: Neptunidraco ammoniticus gen. et sp. nov. Gondwana Research 19:550-565
Parent taxon: Geosaurinae according to M. T. Young et al. 2024
See also Barrientos-Lara et al. 2016, Cau and Fanti 2011, Chiarenza et al. 2015, Foffa et al. 2018, Young 2013, Young et al. 2013, Young et al. 2013 and Young et al. 2014
Sister taxa: Neptunidraco, Torvoneustes, Tyrannoneustes
Subtaxa: Dakosaurina Geosaurina Plesiosuchina Purranisaurus
Type: Geosaurus
Ecology: nektonic carnivore
Distribution:
• Cretaceous of Argentina (3 collections), the Czech Republic (1), France (4), Italy (1), the United Kingdom (2)
• Jurassic to Cretaceous of Argentina (2), Slovakia (1)
• Jurassic of Argentina (6), Cuba (2), France (2), Germany (19), Mexico (2), Spain (1), Switzerland (1), the United Kingdom (12)
Total: 59 collections including 65 occurrences