📸 PhotoPhoto: Hectonichus · CC BY-SA 3.0 · Wikimedia Commons Source
Clouded tortoise beetle
Cassida nebulosa (Clouded tortoise beetle · カメノコハムシ)
Not Evaluated (NE) on the IUCN Red List yet.
💡 Everyday Comparisons for Size, Mass & Speed
- 💡 The adult body length of 7.2 mm is two-fifths the size of a Korean 10-won coin (diameter 18 mm) (Comparison).
- 💡 Host plants listed on the National List of Species of Korea also include vegetable crops such as spinach, swiss chard, and sugar beet.
Reference standards: coach bus ~12 m, mid-size car ~4.9 m, compact car ~1 t, basketball hoop 3.05 m, credit card 8.56 cm.
📖 1. Overview
The clouded tortoise beetle is a small beetle in the family Chrysomelidae, widely distributed across Korea, Japan, northern China, Mongolia, Siberia, and Europe.
🦴 2. Anatomy & Morphology
Adults are 6.3–7.2 mm long with a yellowish-brown upper surface marked with small black spots. The larva is a flat, elongated oval 7.3 mm long with 16 pairs of lateral projections covered in spiny bristles along its sides.
🔍 3. Ecology & Behavior
Its host plants include bindweeds, goosefoots, spinach, swiss chard, sugar beet, and amaranths.
🇰🇷 4. Connection to Korea
The National List of Species of Korea records its distribution in Korea in Gangwon-do and Gyeongsangbuk-do.
📚 Sources & References
- • IUCN Red List: not evaluated (NE) — cross-checked with the Wikidata conservation-status entry
- • catalogueoflife.org — 5XD5Z
- • 국가생물종목록(국립생물자원관) ktsn 120000015331 — https://species.nibr.go.kr/home/mainHome.do?cont_link=009&subMenu=009002&contCd=009002&ktsn=120000015331
- • wikidata.org — Q1304529
- • commons.wikimedia.org — File:Chrysomelidae - Cassida nebulosa.JPG
- • genebank.rda.go.kr — insectView.bo
- • species.nibr.go.kr — mainHome.do
- • Silhouette: PhyloPic — Andy Wilson · CC0 1.0 (Related taxon silhouette — Chrysochus auratus)
Recorded dimensions are widely cited representative estimates from public literature and may vary by study or specimen.