1. PaDIL Species Factsheet

Scientific Name: tangolias (Gyen, 1913) (: : : Gnorimoschemini)

Common Name Tomato Stemborer Live link: http://www.padil.gov.au/maf-border/Pest/Main/141463

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) Tomato Stemborer(Symmetrischema tangolias) Updated on 5/4/2014 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/141463

2.3. Facets Commodity Overview: Horticulture Commodity Type: Tomato, Tamarillo & Egg plant Distribution: 0 Unknown Status: NZ - Exotic Groups: Host Family: 0 Unknown Pest Status: 0 Unknown

2.4. Other Names Andean Tuber Gelechiid Moth Phthorimaea plaesiosoma Turner, 1919 South American Potato Tuber Moth

2.5. Diagnostic Notes **Adult**

**Male**: Impressive, broad-winged and big, forewing 8-10 mm, cinereous with various hues, one or two blackish central stigmata of various size and sometimes fusing to form a broad, blackish suffusion; unpaired process slender, petiolate, smooth or with short spines; genitalia with striking lobate or broadly foliate paired sacculus process with short exterior tip; valva with broadly spatulate tip; aedeagus long and slender, distinctly bifurcate subterminally. **Female**: Anal papillae without serration; very big, stout and broad-winged, forewing reaching 10 mm, cinereous with various hues, with one or two distinctive blackish costal stigmata of various size, sometimes coalescing and forming a blackish suffusion; subgenital plate big and rather flat, with distinct parallel-sided antrum and comparatively short apophyses; signum short spine-like.

**Larva**

Emerging larva (L1) around 1 mm in lenght. L5 around 13 mm. Larva from L3 on with 3 reddish longitudinal stripes on the upper parts of the thorax and abdomen.

**References**

- Povolny, D. (1994). Gnorimoschemini of southern South America VI: identification keys, checklist of Neotropical taxa and general considerations (Insecta, Lepidoptera, Gelechiidae). _Steenstrupia_, 20: 1-42. - Wale, S J., Platt, H (Bud). & Cattlin, N. (2008). _Diseases, pests and disorders of potatoes: A colour handbook_. Manson Publishing, United Kingdom, 176pp.

2.6. References - Povolny, D. (1994). Gnorimoschemini of southern South America VI: identification keys, checklist of Neotropical taxa and general considerations (Insecta, Lepidoptera, Gelechiidae). _Steenstrupia_, 20: 1-42. - Wale, S J., Platt, H (Bud). & Cattlin, N. (2008). _Diseases, pests and disorders of potatoes: A colour handbook_. Manson Publishing, United Kingdom, 176pp.

2.7. Web Links Caterpillars: especially Australian ones: http://lepidoptera.butterflyhouse.com.au/gele/tangol.html CSIRO Ecosystem Sciences - Australian Moths Online: http://www1.ala.org.au/gallery2/v/Gelechiidae/Symmetrischematangolias/symmetrischema_tangolias_01.jpg.h tml 4. Other Images

LEP26 LEP26 Dorsal - Larvae: Caroline Harding MAF Headfront - Larvae: Caroline Harding MAF

LEP26 LEP26 Headside - Adult: Caroline Harding MAF Lateral - Larvae: Caroline Harding MAF

LEP26 LEP26 Pro-legs - Larvae: Caroline Harding MAF Ventral - Larvae: Caroline Harding MAF

Results Generated: Sunday, September 26, 2021