The discovery was made on the Clonee Road in Lucan
A full investigation is underway at a derelict site in Lucan in Dublin, after a body was found during a search for a missing teenager.
The discovery was made on the Clonee Road at around 1.00pm on Thursday afternoon.
Gardaí have confirmed they are treating it as suspicious.
They believe the remains are those of missing teenager Antasasia Kriegal.
She was last seen at St Catherine's Park in Lucan on Monday May 14th.
Gardaí are awaiting the results of a post mortem to determine the course of the investigation.
The scene has been sealed off for a full technical examination.
Superintendent John Goran from Lucan garda station made this appeal.
"We have an incident room set up, we have the technical bureau, Dr Marie Cassidy will be attending the scene, and we are conducting searches as we speak.
"We are appealing to the public for their assistance at this time.
"We are appealing to anybody who was here in St Catherine's Park from 5.00pm onwards, or thereabouts, or on the Clonee Road on Monday the 14th of May to contact the garda incident room at Lucan garda station".
Additional reporting: Gail Conway