Corynis crassicornis
Only known in Britain from an unverified record from Bristol in the late 18th to early 19th century. Found sporadically throughout Europe, rarely on the near continent. A small dark species with yellow legs and yellow bands on the apical margins of the tergites giving a banded appearance. The tergite bands broaden on the lateral faces.
Size: 6 - 10mm
Status: Extinct in Britain
Distribution: Possible record from England in late 18th Century/ early 19th Century
Flight period: May to August
Plant associations: Not known. On the continent Sedum album and Sedum acre (white stonecrop and goldmoss stonecrop)
The National Biodiversity Network records are shown on the map below. (See terms and conditions)
-
- We are currently looking for images of this species. Please contact the webmaster if you can assist.
References:
Benson, R.B., 1952. Handbooks for the Identification of British Insects. Hymenoptera, Symphyta, Vol 6, Section 2(a-c), Royal Entomological Society, London
Liston A, Knight G, Sheppard D, Broad G, Livermore L (2014) Checklist of British and Irish Hymenoptera - Sawflies, ‘Symphyta’. Biodiversity Data Journal 2: e1168. https://doi.org/10.3897/BDJ.2.e1168
Liston, A. D. 1997: Discovery of the larval hostplant of Corynis crassicornis (Rossi) (Hym., Cimbicidae: Coryninae), and notes on the species natural history. - Sawfly News. - Chalastos, Daibersdorf., Daibersdorf 1 (3): 22-25
Viitasaari, M. 1989: Taxonomic notes on the genus Trichiosoma Leach (Hymenoptera, Cimbicidae) II. - Annales Entomologici Fennici, Helsinki 55 (3): 111-129