Megalodontes cephalotes

This species is reported historically from only two locations near Bristol and Plymouth (specimens not found in any collections).

Megalodontes cephalotes larvae feed on Apiaceae (umbellifers).

Size: 11 - 12mm

Status: Extinct [probably never present in Britain]

Distribution: ?England

Flight period: unknown

Plant associations: Apiaceae: Peucedanum spp. (umbellifers) (1)
Peucedanum cervaria (4)
Seseli libanotis (Moon-carrot) (2)


(1.) Benson, R.B., 1952. Handbooks for the Identification of British Insects. Hymenoptera, Symphyta, Vol 6, Section 2(a-c), Royal Entomological Society, London

(2.) Lacourt J., 2020. Hymenoptera of Europe 2. Sawflies of Europe. NAP Editions.

(3.) Liston A, Knight G, Sheppard D, Broad G, Livermore L (2014) Checklist of British and Irish Hymenoptera - Sawflies, ‘Symphyta’. Biodiversity Data Journal 2: e1168.

(4.)Liston, A., 1995. Compendium of European Sawflies, Chalastos Forestry, Daibersdorf