Good day to all listmembers. Just a short question - would you agree with these? Feel free to make comments and corrections. Thank you in advance!
Largest known dinosaur: _Argentinosaurus huinculensis_ (35 to 40 m long, about 72 000 to 96 000 kg)
Largest known theropod: _Tyrannosaurus rex_ (12 to 13 m long, about 7700 to 10 200 kg)
Longest known theropod: _Spinosaurus aegyptiacus_ (14 to 18? m long)
Smallest known adult non-avian dinosaur: _Microraptor zhaoianus_ (about 0.434 kg)
Tallest known dinosaur: _Sauroposeidon proteles_ (16 to 18? m tall)
Longest neck: _Mamenchisaurus sinocanadorum_ (up to 16 meters?)...and perhaps also giant individual of _Barosaurus sp._
Largest/longest head: _Torosaurus latus_ (2.7 to 3.2? m)...also _Eotriceratops xerinsularis_, about 3 m long
Largest/longest arms: _Therizinosaurus cheloniformis_ (2.5 to 3.5? m)...also _Deinocheirus mirificus_, around 2.5 m
Longest claws: _Therizinosaurus cheloniformis_ (0.7 to 0.9 m excl. keratinous sheath)
Longest teeth: _Tyrannosaurus rex_ (30.5 to 33? cm)
Longest dinosaur bone: _Mamenchisaurus sinocanadorum_ cervical rib (4.1 m long)
Largest dinosaur footprint: "Broome sauropod" (1.7 m in diameter)
Largest theropod footprint: "Bolivian abelisaurid" (1.15 m long)
Smallest dinosaur footprint: _Dromaeosauriformipes rarus_ (about 1 cm long)
Largest dinosaur egg: _Macroelongatoolithus xixianensis_ (up to 61 cm long)
Smallest dinosaur egg: _Himeoolithus murakamii_ (about 4.5 x 2 cm)
Earliest known dinosaurs (with preserved skeletal material): Santa Maria Fm. dinosaurs (233.2 million years old)
Latest non-avian dinosaurs: Hell Creek, Scollard, Frenchman, Tremp Fms. (66.0 million years old)