1. PaDIL Species Factsheet Scientific Name: Cylas formicarius Fabricius, 1798 (Coleoptera: Brentidae: Cyladinae) Common Name Sweet Potato Weevil Live link: http://www.padil.gov.au/maf-border/Pest/Main/140300 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 (2010) Sweet Potato Weevil(Cylas formicarius) 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/140300 2.3. Facets Groups: Beetles Commodity Overview: Horticulture Commodity Type: Capsicum & Chilli pepper, Mango, Coffee beans & Kape, Sweet Potato Status: NZ - Exotic Pest Status: 0 Unknown Distribution: 0 Unknown Host Family: 0 Unknown 2.4. Other Names Brentid Beetle Curculionid Beetle Curculios Cylas elegantulus Summers Cylas formicarius Olivier, 1807 Cylas turcipennis Boheman Snout Beetle Sweet Potato Borer 2.5. Diagnostic Notes **Adult** Length 5-6 mm. Elongate, smooth, shining; pale reddish brown; elytra bluish black; head and beak dusky. Beak twice as long as head, robust, cylindrical, finely punctate basally. Last antennal segment cylindrical, longer than others combined in male, shorter in female. Pronotum about twice as long as wide, deeply constricted on basal third; disk smooth. Elytra elongate-oval, strongly convex, slightly wider than pronotum; humeri oblique; surface with fine, feebly punctate striae; intervals flat, smooth. **References** - Dillon, E.S. & Dillon, L.S. (1961). _A manual of common beetles of eastern North America_. Row, Peterson and Company, Evanston, Illinois, 884 pp. 2.6. References - Dillon, E.S. & Dillon, L.S. (1961). _A manual of common beetles of eastern North America_. Row, Peterson and Company, Evanston, Illinois, 884 pp. 3. Diagnostic Images COL130 COL130 Dorsal - Adult: Caroline Harding MAF Head Oblique - Adult: Caroline Harding MAF COL130 COL130 Lateral - Adult: Caroline Harding MAF Posterior Oblique - Adult: Caroline Harding MAF COL130 COL130 Pronotum - Adult: Caroline Harding MAF Pronotum - Adult: Caroline Harding MAF 4. Other Images COL130 COL130 Abdomen End - Larvae: Caroline Harding Dorsal - Larvae: Caroline Harding MAF MAF Results Generated: Monday, September 27, 2021 .