Craesus septentrionalis - Craesus septentrionalis
Species
Description
The head, thorax and upper body of the adult sawfly is black, the lower half of the body is reddish brown. The legs are distinctive being broader nearer to the feet than above.
Habitat
Usually seen as larvae feeding on the leaves various deciduous trees
When to see it
Adults can be seen during the summer months.
Life History
The larvae are usually seen feeding in groups from late August to October and have a black head with a yellow collar. The body is a greyish green with rows of quite large, circular black spots running the length of the body.
UK Status
Fairly frequent in England, most records coming from the south.
VC55 Status
Fairly common in Leicestershire and Rutland.
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Graham Calow
Sapcote - 25 September 2008
larvae -
Barbara Cooper
Long Clawson - 05 July 2013 -
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Barbara Cooper
Long Clawson - 05 July 2013
on silver birch
Leicestershire & Rutland Map
Enter a town or village to see local records
UK Map
On the Leicestershire & Rutland map above, red = NatureSpot records, green = NBN records. You can add a dot to this map if you submit a wildlife sighting (with or without an image). You can also find out more about these species distribution maps on our Maps help page.
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Additional Images
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Barbara Cooper
Long Clawson - 29 June 2013 -
Barbara Cooper
Long Clawson - 29 June 2013 -
David Nicholls
Kirby Muxloe Castle - 13 September 2013
