Philonthus cognatus

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Description

Adults are 8 to 11 mm long. They are black in colour with a green metallic sheen on the elytra which are are profusely pitted. A distinctive feature of this species is that the underside of the first antennal segment is yellow, contrasting with the black upperside.

Identification difficulty
Habitat

Often found in semi-natural habitats with damp soils, such as open woodland and heath grassland.

When to see it

All year peaking in spring and summer.

UK Status

Common and widespread in Britain.

VC55 Status

Fairly common in Leicestershire and Rutland.

  • AJ Cann
    Asfordby Hill
    03 January 2020
  • David Nicholls
    Bardon Hill
    15 February 2013
    yellow underside to 1st antennal segment
  • David Nicholls
    Bardon Hill
    15 February 2013
  • David Nicholls
    Bardon Hill
    15 February 2013
  • David Nicholls
    Bardon Hill
    15 February 2013
  • Graham Calow
    Sapcote
    28 August 2013

Leicestershire & Rutland Map

MAP KEY:

Yellow squares = NBN records (all known data)
Coloured circles = NatureSpot records: 2020+ | 2015-2019 | pre-2015

UK Map

Species data profile ?

Species profile

Species group:
Beetles
Kingdom:
Animalia
Order:
Coleoptera
Family:
Staphylinidae
Records on NatureSpot:
26
First record:
30/09/1987 (Derek Lott)
Last record:
18/11/2024 (Isabel Raval)

Total records by month

% of records within its species group

10km squares with records

The latest images and records displayed below include those awaiting verification checks so we cannot guarantee that every identification is correct. Once accepted, the record displays a green tick.

In the Latest Records section, click on the header to sort A-Z, and again to sort Z-A. Use the header boxes to filter the list.

Latest images

Latest records

  • AJ Cann
    Asfordby Hill
    03 January 2020
  • Graham Calow
    Sapcote
    28 March 2013
    specimen examined
  • Graham Calow
    Sapcote
    10 April 2013
    specimen examined
  • Graham Calow
    Sapcote garden1
    09 April 2014
    specimen examined
  • Graham Calow
    Sapcote
    28 March 2013
    specimen examined
  • Graham Calow
    Sapcote
    28 March 2013
    specimen examined
  • Graham Calow
    Sapcote
    28 March 2013
    specimen examined
  • Graham Calow
    Sapcote
    10 April 2013
    specimen examined
  • Graham Calow
    Sapcote
    05 June 2013
    specimen examined
  • Graham Calow
    Sapcote garden1
    15 April 2013
    specimen examined
  • Graham Calow
    Sapcote
    17 April 2013
    specimen examined
  • Graham Calow
    Sapcote garden1
    14 May 2012
    specimen examined