Pair deny killing woman dumped in WA lake

A man and woman have pleaded not guilty to the murder of a woman whose body was found in a Perth cemetery lake.

Allan Bradley McIntosh and Rebecca Anne Hall appeared in the West Australian Supreme Court via video link from prison on Thursday accused of murdering Diana Lesley Matthews, 49.

Ms Matthews' body was found in a lake at Rockingham Memorial Park on April 29, 2011.

McIntosh and Hall, who are both in their 30s, were remanded in custody and will face court for a status conference on February 5, where their join trial dates will be set.