saurischian /-isˈki-ən/ adjective

(Gr ischion hip joint) of or belonging to the Saurischia, an order of Triassic dinosaurs incl the sauropods and theropods

Any dinosaur of the Saurischia

saurogˈnathous adjective (see -gnathous under gnathic; zoology)

Having a lizard-like arrangement of the palate-bones (as eg woodpeckers)

saurˈoid adjective

Lizard-like

saurˈopod noun

Any gigantic quadrupedal herbivorous dinosaur of the suborder Sauropoda, one of the two main groups of lizard-hipped dinosaurs, including Apatosaurus (Brontosaurus), Diplodocus and Brachiosaurus

sauropˈodous adjective

sauropˈsidan noun and adjective

(Gr opsis appearance) (a member) of the Sauropsida, one of the main divisions of Vertebrata incl birds and reptiles

Sauropterygia /sö-rop-tər-ijˈi-ə/ plural noun

(Gr pterygion a fin) an order of fossil reptiles, aquatic or amphibious, incl Plesiosaurus

sauropterygˈian adjective

Saururae /-rooˈrē/ plural noun

(Gr ourā tail) an extinct (Jurassic) subclass of birds, with teeth and jointed tail (eg Archaeopteryx, etc)