Ngrams: triceratops,tyrannosaurus. (Was moved by the preceding to check this out, and am now made to wonder afresh how these species have became so linked together in the public imagination.)
Interested to find, also, that the ‘ops’ in triceratops is the Ancient Greek ‘ops‘ –face.
Here is Jurassic period,Jurassic Park, exactly what you’d guess.
.i`` * ^ / . . . . . ` `~ 