The motion filed Wednesday argues that a "substantial disparity" exists between the evidence in the first indictment — charging Heuermann with first and second-degree murder in the killings of Melissa Barthelemy,

Accused Gilgo Beach serial killer Rex Heuermann has asked a judge to break up charges in the murders of seven women into multiple trials.

Rex Heuermann, the suspected Gilgo Beach serial killer, was charged with a seventh murder last Tuesday, with prosecutors alleging that the  killings occurred in his Massapequa Park basement in New York.

The two-week adjournment was sought to allow prosecutors time to respond to a defense request to exclude DNA evidence from the case.