📸 PhotoPhoto: KENPEI · CC BY-SA 3.0 · Wikimedia Commons Source
Eastern horse cicada
Cryptotympana atrata (Eastern horse cicada · スジアカクマゼミ)
Not Evaluated (NE) on the IUCN Red List yet.
💡 Everyday Comparisons for Size, Mass & Speed
- 💡 Its body length of 44 mm is about 1.7 times the diameter of a Korean 500-won coin (26.5 mm) (Comparison).
- 💡 In summer it calls noisily with a 'jja-reu-reu-reu' sound from street trees, and when lights are on it also sings in chorus in the middle of the night (National List of Species of Korea).
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 eastern horse cicada is the largest cicada species in Korea, calling noisily in groups from street trees.
🦴 2. Anatomy & Morphology
The upper surface of its body is glossy black, and newly emerged individuals are covered with golden powder. Its body length is around 44 mm, and the length to the wingtips is around 65 mm.
🔍 3. Ecology & Behavior
Adults are active from June to October and sing in chorus even at night when lights are present. The nymphs grow underground for 6 years before emerging above ground after sunset to molt.
🇰🇷 4. Connection to Korea
According to the National List of Species of Korea, it lives throughout the Korean Peninsula and is distributed globally in China.
📚 Sources & References
- • IUCN Red List: not evaluated (NE) — cross-checked with the Wikidata conservation-status entry
- • catalogueoflife.org — 6BNCD
- • 국가생물종목록(국립생물자원관) ktsn 120000025528 — https://species.nibr.go.kr/home/mainHome.do?cont_link=009&subMenu=009002&contCd=009002&ktsn=120000025528
- • wikidata.org — Q21259372
- • commons.wikimedia.org — File:Cryptotympana facialis1.jpg
- • species.nibr.go.kr — mainHome.do
- • Silhouette: PhyloPic — Caleb Gordon · CC0 1.0 (Related taxon silhouette — Magicicada)
Recorded dimensions are widely cited representative estimates from public literature and may vary by study or specimen.