6d. Jurassic reptile conservationists in Laos embodied in a sign (13) ??L?N?O?A?R?S 7d. Flooded area adjoining high-class European plant (9) ??N?G?E?K 8d. Run, seeing youth stabbing debauchee (7) ??U?A?E 15a. Country youth, one encountered in Shakespeare (5) S?A?N Thanks in advance