1. PaDIL Species Factsheet
Scientific Name: Mythimna separata (Walker, 1865) (Lepidoptera: Noctuidae: Noctuinae: Leucaniini)
Common Name Oriental Armyworm Live link: http://www.padil.gov.au/maf-border/Pest/Main/141581
Image Library New Zealand Biosecurity Live link: http://www.padil.gov.au/maf-border/
Partners for New Zealand Biosecurity image library
Landcare Research — Manaaki Whenua http://www.landcareresearch.co.nz/
MPI (Ministry for Primary Industries) http://www.biosecurity.govt.nz/ 2. Species Information
2.1. Details Specimen Contact: MAF Plant Health & Environment Laboratory - [email protected] Author: MAF Plant Health & Environment Laboratory Citation: MAF Plant Health & Environment Laboratory (2011) Oriental Armyworm(Mythimna separata) Updated on 4/14/2014 Available online: PaDIL - http://www.padil.gov.au Image Use: Free for use under the Creative Commons Attribution-NonCommercial 4.0 International (CC BY- NC 4.0)
2.2. URL Live link: http://www.padil.gov.au/maf-border/Pest/Main/141581
2.3. Facets Commodity Overview: Horticulture Commodity Type: 0 Unknown, Capsicum & Chilli pepper Distribution: 0 Unknown Status: NZ - Exotic Groups: Moths Host Family: 0 Unknown Pest Status: 0 Unknown
2.4. Other Names Leucania separata (Walker, 1865) Northern Armyworm Pseudaletia separata (Walker, 1865) Rice Rar-cutting Caterpillar
2.5. Diagnostic Notes **Adult**
Adult moderate size. Eyes haired, hairs short, shorter than antennal thickness; wings usually unpatterned or very obscurely so; forewing is pinkish buff, with a straight brownish streak running from the apex obliquely to the postmedial row of dots; vein CuA in the cell is delineated darkly, with the dark broadening at the discal end; lack of black border on the underside of the hindwing.
**Egg**
Colour off-white.
**Larva**
Body pattern longitudinally striped; segments A1-6 with seta L2 either not included on the dark lateral spiracular stripe, or abutting the ventral edge of the stripe; segments A1-6 with seta SD1 on a sclerotised (brown) pinaculum; segments T2, T3 with seta SD1 on a distinct circular pinaculum that includes on its lower margin a small pit; head capsule dorsally with pale area between the two longitudinal dark stripes conspicuously reticulate-patterned; mandibles with two teeth close together at middle of mandible margin; hypopharynx hind part with a line laterally of long, swordlike, dark upswept setulae.
**Pupa**
Brown, and formed under surface litter in the soil.
**References**
- Bejakovich, D. & Dugdale, J.S. (1991). _Keys to late-instar larvae & adults of Noctuidae (Lepidoptera) encountered in field surveys and border control in New Zealand_. 55 pp. - Common, I.F.B. (1965). The identity and distribution of species of Pseudaletia (Lepidoptera: Noctuidae) in Australia. _Australian Journal of Entomology_, 4(1): 14-17. - Holloway, J.D. (2001). The Moths of Borneo. Available online: [http://www.mothsofborneo.com/part- 12/hadeninae/hadeninae_4_14.php](http://www.mothsofborneo.com/part-12/hadeninae/hadeninae_4_14.php) (Date of access: 4 Jun 2009)
2.6. References - Bejakovich, D. & Dugdale, J.S. (1991). _Keys to late-instar larvae & adults of Noctuidae (Lepidoptera) encountered in field surveys and border control in New Zealand_. 55 pp. - Common, I.F.B. (1965). The identity and distribution of species of Pseudaletia (Lepidoptera: Noctuidae) in Australia. _Australian Journal of Entomology_, 4(1): 14-17. - Holloway, J.D. (2001). The Moths of Borneo. Available online: [http://www.mothsofborneo.com/part- 12/hadeninae/hadeninae_4_14.php](http://www.mothsofborneo.com/part-12/hadeninae/hadeninae_4_14.php) (Date of access: 4 Jun 2009)
2.7. Web Links Moths of Borneo: http://www.mothsofborneo.com/part-12/hadeninae/hadeninae_4_14.php Lepidoptera Larvae of Australia: http://lepidoptera.butterflyhouse.com.au/hade/separat.html 3. Diagnostic Images
LEP55 LEP55 Dorsal - Adult: Caroline Harding MAF Headside - Adult: Caroline Harding MAF
LEP55 LEP55 Headtop - Adult: Caroline Harding MAF Lateral - Adult: Caroline Harding MAF
LEP55 LEP55 Ventral - Adult: Caroline Harding MAF Wing - Adult: Caroline Harding MAF 4. Other Images
LEP55 LEP55 Cocoon: Caroline Harding MAF Dorsal - Larvae: Caroline Harding MAF
LEP55 LEP55 Headfront - Larvae: Caroline Harding MAF Headside - Larvae: Caroline Harding MAF
LEP55 LEP55 Lateral - Larvae: Caroline Harding MAF Pro-legs - Larvae: Caroline Harding MAF
Results Generated: Wednesday, September 29, 2021