Chrysis gracillima (Förster,1853)

Description and notes

Identification keys and general biology are given in Morgan (1984) and Falk (1991).


South-eastern England from Dorset to West Suffolk.

Overseas, the wasp occurs in Europe (including The Netherlands, Belgium, France, Germany, Italy (Sicily), Poland, Austria, Hungary), North Africa (Morocco), Jordan.

Status (in Britain only)

Listed in Shirt (1987) and Falk (1991) as Vulnerable (RDB 2).


Found in a range of habitats including lowland heath, hedgerows and chalk downland. Habitats probably need the presence of dead wood in which its host nests. Adults seen on trunks of dead trees.

Flight period

From the few records available, from June to August but mainly July and August.

Flowers visited

Wild carrot.


No specific information found.

Parasitic biology

Seems to be associated with small aculeates that nest in holes in dead wood, possibly Trypoxylon clavicerum.

Author of profile

M E Archer.