1. PaDIL Species Factsheet Scientific Name: Dindymus versicolor (Herrich-Schëffer, 1853) (Hemiptera: Pyrrhocoridae) Common Name Harlequin Bug Live link: http://www.padil.gov.au/maf-border/Pest/Main/141071 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) Harlequin Bug(Dindymus versicolor)Updated on 3/23/2014 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/141071 2.3. Facets Commodity Overview: Horticulture Commodity Type: Cruciferous produce Groups: Bugs Status: NZ - Exotic Pest Status: 0 Unknown Distribution: 0 Unknown Host Family: 0 Unknown 2.4. Other Names Heteroptera Red bug Stainers 2.5. Diagnostic Notes **Adult** About 12 mm long, brightly coloured. Head, inner margins and tips of forewings black; thorax and base of forewings reddish orange. Underside of body tinted with yellow or green and has red and black markings. **Egg** Ovoid; chorion opalescent, with regular hexagonal reticulations; four, five or six evenly spaced micropylar chorionic processes on cephalic pole. No true operculum. **First instar** Lateral margins of thorax carinate; longitudinal ecdysial suture extending along midline from anterior margin of pronotum to posterior margin of metanotum. **Second instar** Thorax sclerotised regions fuscorufous; longitudinal ecdysial suture extending to posterior margin of metanotum; lateral edges of pleura unsclerotised. **Third instar** Wing buds just discenible as small bulges on mesonotum and metanotum. **Fourth instar** Wing buds evident as posteriorly directed projections. **Fifth instar** Fore wing bud black and extending to middle of abdominal tergum; hind wing buds completely covered by fore wing buds, translucent fuscorufous, fading towards centre of wing bud. **References** - Fletcher, M. (2007)._ Plant bugs_. Primefacts 508, New South Wales Department of Primary Industries, 1-4. - Stahle, P.P. (1979). The immature stages of the harlequin bug, _Dindymus versicolor_ (Herrich-Schaeffer) (Hemiptera: Pyrrhocoridae). _Journal of the Australian Entomological Society_, 18: 271-276. 2.6. References - Fletcher, M. (2007)._ Plant bugs_. Primefacts 508, New South Wales Department of Primary Industries, 1-4. - Stahle, P.P. (1979). The immature stages of the harlequin bug, _Dindymus versicolor_ (Herrich-Schaeffer) (Hemiptera: Pyrrhocoridae). _Journal of the Australian Entomological Society_, 18: 271-276. 2.7. Web Links CSIRO: http://www.ento.csiro.au/aicn/name_s/b_1393.htm 3. Diagnostic Images HEM45 HEM45 Dorsal - Adult: Caroline Harding MAF Headfront - Adult: Caroline Harding MAF HEM45 HEM45 Headside - Adult: Caroline Harding MAF Lateral - Adult: Caroline Harding MAF HEM45 HEM45 Pronotum - Adult: Caroline Harding MAF Wing - Adult: Caroline Harding MAF 4. Other Images HEM45 HEM45 Dorsal - Nymph: Caroline Harding MAF Lateral - Nymph: Caroline Harding MAF Results Generated: Saturday, September 25, 2021 .