Eurema simulatrix

Eurema simulatrix, the changeable grass yellow, is a butterfly in the family Pieridae. It is found from Burma to Sundaland, Cambodia and the Philippines.[2] The habitat consists of secondary or disturbed habitats including forest clearings, roadsides and riverbanks, parks and gardens.[3]

Changeable grass yellow
Dorsal view (specimen)
E. s. tecmessa, Thailand
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Lepidoptera
Family: Pieridae
Genus: Eurema
Species:
E. simulatrix
Binomial name
Eurema simulatrix
(Semper, 1891)[1]
Synonyms
  • Terias simulatrix Semper, 1891
  • Terias tecmessa de Nicéville & Martin, [1896]
  • Terias hecabe grandis f. sarinoides Fruhstorfer, 1910
  • Eurema simulatrix tecmessa f. stockleyi Corbet & Pendlebury, 1932

The length of the forewings is 21–26 mm (0.83–1.02 in) for males and 19–25 mm (0.75–0.98 in) for females.[4] Adults have two cell spots on the underside of the forewings and a large, almost cleft, reddish-brown apical spot on the forewing.[5]

Subspecies

The following subspecies are recognised:[1]

  • E. s. simulatrix (Philippines: Mindanao)
  • E. s. princessae Morishita, 1973 (Palawan)
  • E. s. tecmessa (de Nicéville & Martin, [1896]) (southern Burma, Peninsular Malaya, southern Thailand, Singapore, Sumatra, Java, Borneo) – de Nicéville's grass yellow
  • E. s. sarinoides (Fruhstorfer, 1910) (Sikkim to Burma, northern Thailand, Laos) – scarce changeable grass yellow
  • E. s. littorea Morishita, 1968 (Langkawi)
  • E. s. inouei Shirôzu & Yata, 1973 (Thailand, Cambodia, Indo-China)
  • E. s. tiomanica Okubo, 1983 (Tioman)

Eurema irena is sometimes treated as a subspecies of Eurema simulatrix.

References
Wikimedia Commons has media related to Eurema simulatrix.
Wikispecies has information related to Eurema simulatrix.
  1. Eurema, Site of Markku Savela
  2. The butterflies of Sulawesi: annotated checklist for a critical island fauna
  3. Butterflies of Thailand, Malaysia & Borneo
  4. "A Taxonomic Study of the Genus Eurema Hübner, [1819] (Lepidoptera: Pieridae) in Thailand" (PDF). Archived from the original (PDF) on 2012-04-25. Retrieved 2011-10-14.
  5. "Butterfly Circle". Archived from the original on 2012-04-06. Retrieved 2011-10-14.


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