在2009年,馬克·維頓(Mark Paul Witton)命名第三個種,瘋狂鑽石妖精翼龍(T. deliridamus)。種名在拉丁文意為「瘋狂鑽石」,因為馬克·維頓是英國搖滾樂團平克·佛洛伊德的歌迷,因此以名曲《Shine On You Crazy Diamond》的瘋狂鑽石作為此新物種的種名。其正模標本(編號SMNK PAL 6410)是一個頭顱骨,副模標本(編號KPMNH DL 84)也是一個頭顱骨[3]
^(葡萄牙文)Kellner, A.W.A., and Campos, D.A. (1988). "Sobre un novo pterossauro com crista sagital da Bacia do Araripe, Cretaceo Inferior do Nordeste do Brasil. (Pterosauria, Tupuxuara, Cretaceo, Brasil)." Anais de Academia Brasileira de Ciências, 60: 459–469.
^Kellner, A. W. A. & Campos, D. A. (1994) "A new species of Tupuxuara (Pterosauria, Tapejaridae) from the Early Cretaceous of Brazil", An. Acad. brasil. Ciênc.66: 467–473
^Witton, M.P. (2009). "A new species of Tupuxuara (Thalassodromidae, Azhdarchoidea) from the Lower Cretaceous Santana Formation of Brazil, with a note on the nomenclature of Thalassodromidae", Cretaceous Research30'(5): 1293-1300