Nigma walckenaeri

Description

A small spider, up to 5 mm long with a beautiful, bright green abdomen that has a few white hairs giving a shiny, or frosted appearance.  The legs are a yellowish-green.  Females have a green head (cephalothorax), while adult males have a brown head.

Identification difficulty
Habitat

Often found on big leaves such as Lilac. Common in parks and gardens.

When to see it

Summer to autumn. Old females may persist until spring. 

Life History

The spider catches insects, sometimes larger than itself, in its web, which it builds on the surface of leaves. The female hides the 7-millimetre long egg sac on a place distant from its retreat.

UK Status

First recorded in Great Britain in 1880, until 1993 it was only found in London and the Home Counties. 

VC55 Status

Formerly rare in Leicestershire and Rutland but increasing. The Freemans Lock record of 25th May 2012 is believed to be the first record for VC55.

Further Information

545 British records for this species to 2015.

champion logo Our Champion for Nigma walckenaeri is Mike Higgott

Leicestershire & Rutland Map

MAP KEY:

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

UK Map