vs matria nigra

Comatricha laxa compared with Comatricha meandrispora

Taxonomic Classification

Rank		matria nigra
Kingdom same	Protozoa (protozoo)	Protozoa (protozoo)
Phylum same	Mycetozoa	Mycetozoa
Class same	Myxomycetes (Myxomycetes)	Myxomycetes (Myxomycetes)
Order same	Stemonitidales	Stemonitidales
Family same	Stemonitidaceae	Stemonitidaceae
Genus same	Comatricha	Comatricha
Species	Comatricha laxa	Comatricha meandrispora

Evolutionary Relationship

and matria nigra share a common ancestor at the Genus level: Comatricha.

Conservation Status

NE — Not Evaluated

matria nigra

NE — Not Evaluated

Physical Characteristics

Attribute		matria nigra
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).

matria nigra

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across 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.

matria nigra

<em>Comatricha meandrispora</em> is a plasmodial slime mold in the genus <em>Comatricha</em>, class Myxomycetes, order Stemonitidales. The species epithet refers to the distinctive meandering ornamentation of its spores, a morphological feature used in taxonomic identification alongside capillitial structure and sporangial dimensions. It inhabits moist, shaded environments with abundant decaying wood and plant litter, as is typical of species in this genus. During its vegetative phase, the organism forms a motile plasmodium that engulfs bacteria, fungal spores, and other microorganisms as food sources. Environmental stress triggers the transition to reproductive sporangia, from which spores are released for wind dispersal. <em>C. meandrispora</em> contributes to decomposition processes in woodland ecosystems. No quantitative biological traits are available for this species, and it has not been evaluated on the IUCN Red List.

Shared Countries

Both species can be found in 2 countries:

🇳🇴 Norway 🇸🇪 Sweden