M.I. Finley (1912-1986), "Etruscheria," Aspects of Antiquity: Discoveries and Controversies
, 2nd ed. (New York: Penguin Books, 1977), pp. 99-109 (at 105):
There is at least some visible support for the overeating charge. From the later centuries we have hundreds of reclining, obviously well-fed, fat Etruscan gentlemen in stone on the lids of cinerary urns and sarcophagi....Among the tens of thousands of Greeks and Romans depicted on pottery, in stone, and in bronze, fat men are very rare and they are always figures of comedy or of contempt.