Ronnie Ortiz-Magro's Baby Mama Allegedly Left Bruised & Scraped from Fight

Ronnie Ortiz-Magro's baby mama, Jen Harley, says she's been left with gnarly bruises and scrapes from the latest fight with Ronnie -- but he denies inflicting the injuries. TMZ obtained these shots of Jen with her and Ronnie's daughter, Ariana.…