From the moment the audience walks into the Soho Playhouse in lower Manhattan, it is immediately clear that "Triassic Parq," playing through August 5 off-Broadway, is a play that doesn't take its prehistoric setting too seriously. As select audience members are escorted to their seats on the Rainforest Cafe-esque stage and the tabloid-style programs are distributed, it becomes even more evident that the show will tak…
