Taxonomic contributions
Taxonomy is the branch of science that deals with naming and classifying organisms; and it is one of the research fields I devote myself to. Here's a list of taxa (focussing on genera and/or species) that I have described or helped describe as coauthor.
Pterosaurs
01
Aymberedactylus cearensis gen. et sp. nov.
Pêgas, Leal & Kellner 2016
A tapejariform from the Crato Formation.
02
Iberodactylus andreui gen. et sp. nov.
Holgado, Pêgas, Canudo, Fortuny, Rodrigues, Company & Kellner 2019
An anhanguerian from Spain, closely related to Hamipterus.
Artwork by Hugo Salais-López.
03
Nurhachius luei sp. nov.
Zhou, Pêgas, Leal & Bonde 2019
An istiodactylid from the Jehol Biota.
04
Targaryendraco gen. nov.
Pêgas, Holgado & Leal 2019
Targaryendraco wiedenrothi, a new combination for 'Ornithocheirus' wiedenrothi. An ornithocheiriform from the Hauterivian of Germany. Namesake of the clade Targaryendraconia.
Artwork by Vitor Silva.
05
Nicorhynchus gen. nov.
Holgado & Pêgas 2020
Nicorhynchus capito, a new combination for 'Ornithocheirus' capito. A coloborhynchine anhanguerid from the Cambridge Greensand.
06
Aerodraco gen. nov.
Holgado & Pêgas 2020
Aerodraco sedgwickii, a new combination for 'Ornithocheirus' sedgwickii. A tropeognathine anhanguerid from the Cambridge Greensand.
07
Tylodorhynchus rodriguesae sp. nov.; gen. et comb. nov.
Holgado & Pêgas 2020 (sp. nov.); Pêgas & Holgado (gen. et comb. nov.)
Uktenadactylus rodriguesae sp. nov. was originally named by Holgado & Pêgas (2020); and was later renamed as Tylodorhynchus rodriguesae gen. et comb. nov. by Pêgas & Holgado (2026). A coloborhynchine anhanguerid from the Wessex Formation, Isle of Wight.
08
Sinomacrops bondei gen. et sp. nov.
Wei, Pêgas, Shen, Guo, Ma, Sun & Zhou 2021
An anurognathid from the Yianliao Biota.
Artwork by Zhao Chuang.
09
Kunpengopterus antipollicatus sp. nov.
Zhou, Pêgas, Ma, Han, Jin, Leal, Bonde, Kobayashi, Lautenschlager, Wei, Shen & Ji 2021
A darwinopteran pterosaur with an opposed thumb.
Artwork by Zhao Chuang.
10
Huaxiadraco gen. nov.
Pêgas, Zhou, Jin, Wang & Ma 2023
Huaxiadraco corollatus, a new combination for the tapejarid previously called 'Huaxiapterus' corollatus.
Artwork by Zhao Chuang.
11
Torukjara bandeirae gen. et sp. nov
Pêgas 2024
A tapejarid from Southern Brazil. Coexisted with Caiuajara dobruskii.
Artwork by Matheus Gadelha.
12
Garudapterus buffetauti gen. et sp. nov.
Manitkoon, Pêgas, Nonsrirach, Warapeang, Lauprasert, Deesri, Tumpeesuwan, Wongko & Zhou 2025
A gnathosaurine ctenochasmatid from Thailand.
Artwork by Zhao Chuang.
13
Nipponopterus mifunensis gen. et sp. nov.
Zhou, Ikegami, Pêgas, Yoshinaga, Sato, Mukunoki, Otani & Kobayashi 2025
An azhdarchid from the Upper Cretaceous of Japan.
Artwork by Zhao Chuang.
14
Gobiazhdarcho tsogtbaatari gen. et sp. nov.
Pêgas, Zhou & Kobayashi 2025
A medium azhdarchid from the Bayanshiree Formation, Mongolia.
Artwork by Zhao Chuang.
15
Tsogtopteryx mongoliensis gen. et sp. nov.
Pêgas, Zhou & Kobayashi 2025
A small azhdarchid from the Bayanshiree Formation, with less than 2 m wingspan.
Artwork by Zhao Chuang.
16
Galgadraco zephyrius gen. et sp. nov.
Giaretta, Navarro, Marinho & Pêgas 2025
An azhdarchid pterosaur from the Maastrichtian of Brazil.
Artwork by Matheus Gadelha.
17
Bakiribu waridza gen. et sp. nov.
Pêgas, Aureliano, Holgado, Almeida, Santos & Ghilardi 2025
A filter-feeding ctenochasmatid from the Romualdo Formation.
Artwork by Julio Lacerda.
Other taxa
01
Christometra paradoxa gen. et sp. nov.
Pêgas, Leal & Damgaard 2017
A hydrometrid from the Crato Formation.
02
Ypupiara lopai gen. et sp. nov.
Brum, Pêgas, Bandeira, Souza, Campos & Kellner 2021
An unenlagiine dromaeosaurid from the Maastrichtian of Brazil.
Artwork by Guilherme Gehr.
03
Tietasaura derbyiana gen. et sp. nov.
Bandeira, Navarro, Pêgas, Brilhante, Brum, Souza, Silva & Gallo 2024
An elasmarian ornithopod from the Lower Cretaceous of Brazil.
Artwork by Matheus Gadelha.