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🧬 Biological Classification (Kingdom to Species)Acusta despecta

Kingdom

Animalia

Phylum

Mollusca

Class

Gastropoda

Order

Family

Genus

Acusta

Species

Acusta despecta

Gastropoda🌿 Herbivore

Acusta despecta

Acusta despecta (Acusta despecta · Acusta despecta)

🛡️ Conservation Status (IUCN Red List)NE (Not Evaluated)

Not Evaluated (NE) on the IUCN Red List yet.

Geological Era

Extant

Diet

Herbivore

Length · Height

2.1cm · No data

Mass · Top Speed

No data · No data

Habitat & Fossil Locality

Near human dwellings, and cultivated areas such as greenhouse perilla farms

💡 Everyday Comparisons for Size, Mass & Speed

💡 A shell height of 21 mm is about 4/5 the diameter of a Korean 500-won coin (26.5 mm) (Comparison).
💡 Researchers at Korea's Rural Development Administration confirmed in 2010 that this snail was one of 4 snail and slug species feeding on perilla leaves in greenhouse farms in Miryang, Gyeongsangnam-do and Busan.
💡 In a 2025 study analyzing individuals raised for food at commercial snail farms in Korea, protein content was 70.9 g per 100 g of dry weight.

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.

#달팽이#Acusta despecta

📖 1. Overview

Acusta despecta is a land snail introduced by the National List of Species of Korea as the species with the widest domestic distribution range, also living in Japan and China. In the National List of Species of Korea, it is listed as the subspecies Acusta despecta sieboldiana.

🦴 2. Anatomy & Morphology

Its shell is rounded and ovate with a slightly raised spire, thin, pale brown, translucent, and faintly glossy. The shell height is about 21 mm and diameter about 20 mm.

🔍 3. Ecology & Behavior

It mainly appears near human dwellings. In a survey of greenhouse perilla farms in Miryang, Gyeongsangnam-do and Busan, it was identified as a leaf-eating snail, with peak occurrences in early May and mid-November.

🇰🇷 4. Connection to Korea

It is listed as 'Dalpaeng-i' (Korean name) in the National List of Species of Korea and is distributed throughout the country. Observation specimens have been collected from Chuncheon in Gangwon-do, Jeju Island, and Jindo in Jeollanam-do.