CAIRO (Reuters) - Egypt's Administrative Court said on Wednesday it had referred the country's amended electoral law to the Supreme Constitutional Court for review.

Earlier, it threw the timetable for lower house parliamentary elections due to start on April 22 into confusion when it ordered the cancellation of President Mohamed Mursi's decree calling the four-stage polls.

(Reporting by Marwa Awad, Writing by David Stamp, Editing by Sylvia Westall)