T. flabellatus, [430]
Trichobatrachus, [240];
T. robustus, [271]
Trigonocephalus cenchris, [645], [645], [646], [646]
Trimerorhachis, [82]
Trionychidae, [313];
distribution, [333]
Trionychoidea, [313], [314], [404] f.;
habits, [407]
Trionyx, nuchal plate, [324];