Genus: Lusognathus FERNANDES, BECCARI, KELLNER & MATEUS, 2023
Etymology: Latin, luso, after the prefix used for referening things relating to Lusitania (the former name of the area of Portugal in Roman times), and Latin, gnathus, "jaw."

Species: almadrava FERNANDES, BECCARI, KELLNER & MATEUS, 2023
Etymology: Almadrava is the name of a traditional Portuguese fishing trap for catching seafood.

Holotype: ML 2554

Locality: Praia de Canical, Lourinha County, Estremadura District, Portugal.

Horizon: Lourinha Fromation.

Biostratigraphy:

Age: Late Kimmeridgian stage-early Tithonian Stage, Upper Malm Epoch, Late Jurassic.

Material: Fragment of the anterior part of a premaxillary rostrum, a fragment of maxillary toothrow, 2 isolated fragmentry teeth, and 3 (or 4) partial fragments of cervical vertebrae.