vs Common Yellow Conch

Comatricha laxa compared with Agapeta hamana

Key Differences

• is Not Evaluated while Common Yellow Conch is Least Concern.

Taxonomic Classification

Rank		Common Yellow Conch
Kingdom	Protozoa (Protozoen)	Animalia (Tier)
Phylum	Mycetozoa	Arthropoda (Gliederfüßer)
Class	Myxomycetes (Myxomycetes)	Insecta (Insekten)
Order	Stemonitidales	Lepidoptera (Schmetterlinge)
Family	Stemonitidaceae	Tortricidae
Genus	Comatricha	Agapeta
Species	Comatricha laxa	Agapeta hamana

Conservation Status

NE — Not Evaluated

Common Yellow Conch

LC — Least Concern

Physical Characteristics

Attribute		Common Yellow Conch
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Habitat

Native to Asia and Europe and South America, inhabiting ecosystems characteristic of the region.

Range

Widely distributed across Asia (Taiwan), Europe (4 countries), and South America (Brazil).

Common Yellow Conch

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden.

<em>Comatricha laxa</em> is a plasmodial slime mold in the class Myxomycetes, order Stemonitidales, with a documented distribution spanning Asia, Europe, and South America. As a member of the genus <em>Comatricha</em>, it forms stalked sporangia with a characteristic capillitium that forms a loose, open network aiding spore dispersal. The species inhabits rotting logs, dead bark, and moist leaf litter in forested environments where conditions support the plasmodial feeding stage. The plasmodium is a multinucleate, macroscopic structure that migrates over substrates to engulf bacteria and other microorganisms. Geographic range data confirm a wide cosmopolitan distribution in suitable habitats across three continents. <em>C. laxa</em> contributes to decomposition and nutrient cycling in woodland ecosystems. No quantitative biological metrics such as body size or mass are applicable to this organism, and it has not been evaluated by the IUCN.

Common Yellow Conch

<em>Agapeta hamana</em>, the common yellow conch moth, is a small moth in the family Tortricidae. It is widely distributed across Europe and central Asia, ranging from Britain and Scandinavia eastward through much of the Palearctic region. The species inhabits dry grasslands, heathlands, chalk downlands, and scrubby habitats where its larval host plants are found. Adult moths display distinctive pale yellow to golden-yellow forewings with irregular brown or reddish-brown markings near the wingtip, forming a pattern that resembles the shell of a conch, lending the species its common name. The wingspan typically measures around 15–22 mm. Biological traits such as average adult lifespan, precise body weight, and detailed population data remain poorly documented in consolidated scientific literature. Larvae feed internally on the roots of thistles and knapweeds, particularly <em>Centaurea</em> and <em>Cirsium</em> species. Adults fly from June to August and are frequently attracted to light. <em>Agapeta hamana</em> has been investigated as a potential biological control agent for invasive knapweed species in North America, where it has been introduced experimentally. The species is assessed as Least Concern given its broad distribution and stable habitat associations.

Shared Countries

Both species can be found in 4 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden