The ancient lineage of sewergators is made apparent when Prince Valiant depicts one in the Cloaca Maxima. July 1, 2001.

(Caption: "MANY CREATURES INHABIT THE CLOACA--HUMAN AND OTHERWISE," QUINTUS SAYS. SMUGGLERS HAVE THEIR DENS. THE RULE IS LIVE AND LET LIVE. BUT BE CAREFUL: ANIMALS BROUGHT OVER FOR THE ROMAN GAMES OFTEN ESCAPED INTO THE SEWERS. SERPENTS AND MONSTERS ARE EVERYWHERE.")