Invasive Species Compendium

Detailed coverage of invasive species threatening livelihoods and the environment worldwide


Chrysodeixis eriosoma
(green looper caterpillar)



Chrysodeixis eriosoma (green looper caterpillar)


  • Last modified
  • 14 July 2018
  • Datasheet Type(s)
  • Pest
  • Natural Enemy
  • Preferred Scientific Name
  • Chrysodeixis eriosoma
  • Preferred Common Name
  • green looper caterpillar
  • Taxonomic Tree
  • Domain: Eukaryota
  •   Kingdom: Metazoa
  •     Phylum: Arthropoda
  •       Subphylum: Uniramia
  •         Class: Insecta

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Chrysodeixis eriosoma (green looper caterpillar); adult. Museum set specimen.
CaptionChrysodeixis eriosoma (green looper caterpillar); adult. Museum set specimen.
Copyright©David Agassiz
Chrysodeixis eriosoma (green looper caterpillar); adult. Museum set specimen.
AdultChrysodeixis eriosoma (green looper caterpillar); adult. Museum set specimen.©David Agassiz


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Preferred Scientific Name

  • Chrysodeixis eriosoma Doubleday

Preferred Common Name

  • green looper caterpillar

Other Scientific Names

  • Phytometra eriosoma (Doubleday)
  • Plusia eriosoma Doubleday

International Common Names

  • English: caterpillar, green looper; false looper; moth, Pacific silver Y; moth, silver Y; silver Y moth

Local Common Names

  • USA: corn semi-looper; Pacific silver Y moth

EPPO code

  • CHRXER (Chrysodeixis eriosoma)

Taxonomic Tree

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  • Domain: Eukaryota
  •     Kingdom: Metazoa
  •         Phylum: Arthropoda
  •             Subphylum: Uniramia
  •                 Class: Insecta
  •                     Order: Lepidoptera
  •                         Family: Noctuidae
  •                             Genus: Chrysodeixis
  •                                 Species: Chrysodeixis eriosoma

Distribution Table

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The distribution in this summary table is based on all the information available. When several references are cited, they may give conflicting information on the status. Further details may be available for individual references in the Distribution Table Details section which can be selected by going to Generate Report.

Continent/Country/RegionDistributionLast ReportedOriginFirst ReportedInvasiveReferenceNotes


Brunei DarussalamPresentWaterhouse, 1993; EPPO, 2014
CambodiaPresentWaterhouse, 1993; EPPO, 2014
ChinaRestricted distributionEPPO, 2014
-FujianPresentEPPO, 2014
-GuangdongPresentEPPO, 2014
IndiaPresentEPPO, 2014
-AssamPresentSaha and Saharia, 1983; EPPO, 2014
-DelhiPresentPrasad et al., 1983; EPPO, 2014
-MaharashtraPresentMen et al., 1995; EPPO, 2014
-Tamil NaduPresentEPPO, 2014
-Uttar PradeshPresentTripathi and Akhtar, 1988; EPPO, 2014
IndonesiaPresentWaterhouse, 1993; EPPO, 2014
IsraelAbsent, intercepted onlyEPPO, 2014
JapanPresentEPPO, 2014
Korea, Republic ofPresentEPPO, 2014
MalaysiaPresentWaterhouse, 1993; EPPO, 2014
MyanmarPresentWaterhouse, 1993; EPPO, 2014
PhilippinesPresentWaterhouse, 1993; EPPO, 2014
Sri LankaPresentRatnasinghe, 1991; EPPO, 2014
ThailandPresentWaterhouse, 1993; EPPO, 2014
TurkmenistanPresentEPPO, 2014
VietnamPresentWaterhouse, 1993; EPPO, 2014

North America

USARestricted distributionEPPO, 2014
-HawaiiPresentLuther et al., 1996; EPPO, 2014

South America

ChileAbsent, unreliable recordEPPO, 2014


GermanyAbsent, formerly presentEPPO, 2014
NetherlandsAbsent, confirmed by surveyEPPO, 2014
Russian FederationRestricted distributionEPPO, 2014
-Russian Far EastPresentEPPO, 2014
SwedenAbsent, intercepted onlyCABI/EPPO, 2006; EPPO, 2014
UKAbsent, intercepted onlyCABI/EPPO, 2006; EPPO, 2014


AustraliaPresentEPPO, 2014
-Australian Northern TerritoryPresentEPPO, 2014
-New South WalesPresentGoodyer, 1977; EPPO, 2014
-QueenslandPresentEvans, 1985; EPPO, 2014
-TasmaniaPresentHardy et al., 1982; EPPO, 2014
FijiPresentRogers et al., 1997; EPPO, 2014
New ZealandPresentRoberts, 1979; EPPO, 2014
Papua New GuineaPresentEPPO, 2014
TongaPresentAPPPC, 1987; EPPO, 2014

Growth Stages

Top of page Fruiting stage, Vegetative growing stage

List of Symptoms/Signs

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SignLife StagesType
Fruit / external feeding
Fruit / frass visible
Leaves / external feeding
Leaves / frass visible
Whole plant / external feeding
Whole plant / frass visible

Natural enemies

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Natural enemyTypeLife stagesSpecificityReferencesBiological control inBiological control on
Bacillus thuringiensis kurstaki Pathogen Larvae
Copidosoma floridanum Parasite Eggs New Zealand
Copidosoma maculata Parasite Eggs
Cotesia ruficrus Parasite Larvae
Ctenochares bicolorus Parasite
Nomuraea rileyi Pathogen Larvae
Trichogramma japonicum Parasite Eggs


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APPPC, 1987. Insect pests of economic significance affecting major crops of the countries in Asia and the Pacific region. Technical Document No. 135. Bangkok, Thailand: Regional Office for Asia and the Pacific region (RAPA).

Benn MH; Galbreath RA; Holt VA; Young H; Down G; Priesner E, 1982. The sex pheromone of the silver Y moth Chrysodeixis eriosoma (Doubleday) in New Zealand. Zeitschrift für Naturforschung, C, 37(11/12):1130-1135

Burgess S, 1983. EcoRI restriction endonuclease fragment patterns of eight lepidopteran baculoviruses. Journal of Invertebrate Pathology, 42(3):401-404

CABI/EPPO, 2006. Chrysodeixis eriosoma. Distribution Maps of Plant Pests, No. 676. Wallingford, UK: CAB International.

Cameron PJ; Allan DJ; Walker GP, 1986. Insect pests and crop damage in soybeans. New Zealand Journal of Agricultural Research, 29(1):93-100

Cameron PJ; Hill RL; Bain J; Thomas WP, 1989. A review of biological control of invertebrate pests and weeds in New Zealand 1874 to 1987. CAB Institute of Biological Control, Technical Communication No. 10. Wallingford, UK: CAB International.

EPPO, 2014. PQR database. Paris, France: European and Mediterranean Plant Protection Organization.

Evans ML, 1985. Arthropod species in soybeans in southeast Queensland. Journal of the Australian Entomological Society, 24(3):169-177

Fitton MG; Gauld ID; Roberts LIN; Walker AK, 1983. An African ichneumonid (Hymenoptera) in Australasia. Bulletin of Entomological Research, 73(3):465-468

Goater B; Ronkay L; Fibiger M, 2003. Noctuidae Europaeae, Volume 10. Sorø, Denmark: Entomological Press.

Goodyer GJ, 1977. Looper caterpillars. New South Wales Department of Agriculture. Entomology Branch Insect Pest Bulletin 58.

Hardy RJ; Terauds A; Rapley PEL; Williams MA; Ireson JE; Miller LA; Brieze-Stegeman R; McQuillan PB, 1982. Insect pest occurrences in Tasmania 1980/81. Insect Pest Survey, Tasmanian Department of Agriculture, 14:32.

Hill MG; Cameron PJ; Dugdale JS; Allan DJ; Walker GP, 1987. Biology of Thysanoplusia orichalcea (Lepidoptera: Noctuidae) in New Zealand. New Zealand Entomologist, 10:44-50

Luther GC; Valenzuela HR; Frank J de, 1996. Impact of cruciferous trap crops on lepidopteran pests of cabbage in Hawaii. Environmental Entomology, 25:39-47.

Martin NA; Workman P, 1986. Greenlooper caterpillar control on greenhouse tomatoes with Bacillus thuringiensis.. Proceedings of the Thirty-Ninth New Zealand Weed and Pest Control Conference. Quality Inn, Palmerston North, August 12th to 14th, 1986., 130-132; [1 fig.].

Men UB; Thakre HS; Fulzele GR, 1995. First record of six new insects associated with sunflower, Helianthus annuus Linn. in India. PKV Research Journal, 19(1):89; 6 ref.

Prasad D; Singh KM; Katiyar RN, 1983. Succession of insect pests in early maturing high yielding variety of pea, Pisum sativum Linn. Indian Journal of Entomology, 45(4):451-455

Ratnasinghe G, 1991. Effect of neem derivatives and chitin inhibitors on semi-looper (Chrysodeixis eriosoma Doubleday) and caterpillar complex in cabbage. Tropical Agriculturist, 147:125-134; 11 ref.

Roberts LIN, 1979. Biology of Chrysodeixis eriosoma (Lepidoptera: Noctuidae) in New Zealand. New Zealand Entomologist, 7(1):52-58

Rogers CE; Marti OGJr; Clayton JA, 1997. Report of the ectoparasitic nematode Noctuidonema (Acugutturidae) infesting Lepidoptera in the Fiji Islands. Nematologica, 43(6):505-506; 6 ref.

Saha NN; Saharia D, 1983. Insects injurious to soybean in Assam. Journal of Research, Assam Agricultural University, 4(2):167-169

Talekar NS, 1987. Insects damaging soybean in Asia. In: Singh SR, Rachie KO, Dashiell KE, eds. Soybean for the Tropics: Research, Production and Utilization. Chichester, UK: John Wiley & Sons Ltd, 25-46.

Tripathi SR; Akhtar S, 1986. Nutritive suitability of different food plants in Plusia eriosoma (Doubleday) (Noctuidae: Lepidoptera). Journal of Advanced Zoology, 7(2):115-117

Tripathi SR; Akhtar S, 1988. Population dynamics of a cabbage noctuid Plusia eriosoma (Doubleday) (Lepidoptera) in response to certain ecological parameters. Annals of Entomology, 6(1):41-45

Tripathi SR; Shari AK, 1992. Fecundity table and intrinsic rate of natural increase in Plusia eriosoma (Doubleday) (Lepidoptera: Noctuidae). Indian Journal of Ecology, 19(1):65-68; 4 ref.

Tripathi SR; Tripathi AK, 1988. Development and growth of larva and pupa of Plusia eriosoma (Doubleday) (Lepidoptera: Noctuidae) in relation to larval diets. Journal of Advanced Zoology, 9(1):11-14

Waterhouse DF, 1993. The Major Arthropod Pests and Weeds of Agriculture in Southeast Asia. ACIAR Monograph No. 21. Canberra, Australia: Australian Centre for International Agricultural Research, 141 pp.

Distribution Maps

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