Eurema brigitta (Stoll, 1780)
Broad Bordered Grass Yellow
(one synonym : Terias lerna Felder, 1860)
COLIADINAE ,   PIERIDAE ,   PAPILIONOIDEA
 
Don Herbison-Evans
(donherbisonevans@outlook.com)
and
Stella Crossley

Eurema brigitta
(Photo: courtesy of Wes Jenkinson)

The Caterpillar of this species is green with a darker green line along the back, and a pale line along each side. It feed has been found feeding on a variey of plants including

  • African St Johns Wort ( Hypericum aethiopicum, CLUSIACEAE ),
  • Sensitive Plant ( Neptunia dimorphantha, MIMOSACEAE ), and
  • Five-Leaf Cassia ( Chamaecrista mimosoides, CAESALPINIACEAE ).

    The caterpillar grows to a length of about 3 cms.

    Eurema brigitta
    (Photo: courtesy of Wes Jenkinson)

    The pupa is green with a yellow line along each side, and has a pointed head with a pink tip. Sometimes the pupa has reddish speckles. The pupa is attached to a twig of the foodplant with a cremaster and girdle. The length of the pupa is about 1.5 cms.

    Eurema brigitta
    (Specimen: courtesy of the The Australian Museum)

    The upper surfaces of the wings of the adult butterflies are yellow with black borders. Each forewing tip has narrow broken pink edges.

    Eurema brigitta
    underside
    (Specimen: courtesy of the The Australian Museum)

    The undersides are yellow with sparse brown marks, and a rust coloured edge. The butterflies have a wingspan of about 4 cms.

    Eurema brigitta
    mating pair
    (Photo: courtesy of Buck Richardson, Kuranda, Queensland)

    The eggs are spindle-shaped and pale yellow, with fine logitudinal ribs. The eggs are about 1.5 mm high. They are laid singly on the upper surface of a leaf of a foodplant.

    Eurema brigitta
    egg, magnified
    (Photo: courtesy of Wes Jenkinson)

    The species occurs as various subspecies in Africa and Asia, including :

  • Botswana,
  • India,
  • Singapore, and
  • Thailand,

    as well australis (Wallace, 1867) in the north and east of Australia, including:

  • Northern Territory,
  • Queensland,
  • Lord Howe Island, and
  • New South Wales.

    Eurema brigitta
    Lesotho, 1984


    Further reading :

    Michael F. Braby,
    Butterflies of Australia,
    CSIRO Publishing, Melbourne 2000, vol. 1, pp. 297-299.

    Wesley Jenkinson,
    Life history notes on the No-brand Grass Yellow, Eurema brigitta australis (Stoll, 1780) Lepidoptera: Pieridae,
    Metamorphosis Australia,
    Issue 68 (March 2013), pp. 21-23,
    Butterflies and Other Invertebrates Club.

    Caspar Stoll,
    Papillons exotiques,
    in Pieter Cramer:
    De uitlandsche kapellen, voorkomende in de drie waereld,
    Volume 4 (1782), p. 82, figs. B, C, and also Plate 331, figs. B, C.


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    (updated 25 July 2013, 28 January 2014, 14 April 2015)