6 Anonymous In: Question-Answer The largest dinosaur fossil ever discovered belonged to what species? 6 The largest dinosaur fossil ever discovered belonged to what species? T-rex Patagotitan Brachiosaurus Supersaurus 1 Answer Voted Oldest Recent Random Best Answer Goto 2021-03-10T20:08:12+00:00Added an answer on March 10, 2021 at 8:08 pm The correct answer is Patagotitan. 7 Reply Share Share Share on Facebook Share on Twitter Share on WhatsApp Leave an answerLeave an answerCancel reply Featured image Select file Browse Click on image to update the captcha. Save my name, email, and website in this browser for the next time I comment.