Term: pterosauria: extinct flying reptiles: pterosaurs
Broader: animal order: the order of animals | Unrelated: expectoration: the process of coughing up and spitting out
Broader: animal order: the order of animals | Unrelated: mathematics: a science (or group of related sciences) dealing with the logic of quantity and shape and arrangement
Broader: animal order: the order of animals | Unrelated: biosafety level 1: exposure only to infectious agents that do not ordinarily cause human disease
Broader: animal order: the order of animals | Unrelated: discipline: the act of punishing
Broader: animal order: the order of animals | Unrelated: hyemoschus: water chevrotains
Broader: animal order: the order of animals | Unrelated: slate: a fine-grained metamorphic rock that can be split into thin layers
Broader: animal order: the order of animals | Unrelated: poster girl: a female poster child
Broader: animal order: the order of animals | Unrelated: nebula: an immense cloud of gas (mainly hydrogen) and dust in interstellar space
Broader: animal order: the order of animals | Unrelated: limnobium: American frogbit
Broader: animal order: the order of animals | Unrelated: charger: a device for charging or recharging batteries