archosaurus arctosaurus arctosuchus arthrosaura astatochroa astrococcus astrocottus atractuchus autochorous autocrators caracharoth carsosaurus cataractous cha-cha-cha chastacosta chroococcus church-scot couscoussou crassoascus cross-hatch crossarchus crush-crash cut-scratch hot-to-trot orthosuchus rat-tat-tat ratatattats roccosaurus rotatortots saccharatus sarahsaurus sarcosaurus sarcosuchus saurosuchus scattorshot scratchcoat scutosaurus shastrartha shaushtatar shortacross shortcrusts shush-shush southchurch starthroats suchosaurus tat-tat-tat tatrasaurus tatrasuchus tosatrochus trachtscoot tract-scout trush-trash tsarasaotra uchucchacua