Bigeye Numbfish vs Collembola

Narcine oculifera compared with Folsomides angularis

Key Differences

• Bigeye Numbfish is Data Deficient while Collembola is Not Evaluated.

Taxonomic Classification

Rank	Bigeye Numbfish	Collembola
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Elasmobranchii	Collembola (springtail)
Order	Torpediniformes (electric ray)	Entomobryomorpha (Entomobryomorpha)
Family	Narcinidae	Isotomidae
Genus	Narcine	Folsomides
Species	Narcine oculifera	Folsomides angularis

Evolutionary Relationship

Bigeye Numbfish and Collembola share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Bigeye Numbfish

DD — Data Deficient

Collembola

NE — Not Evaluated

Physical Characteristics

Attribute	Bigeye Numbfish	Collembola
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bigeye Numbfish

Collembola

Habitat

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

Range

Distributed across Denmark, Norway, Sweden, and United States.

Bigeye Numbfish

The Bigeye Numbfish (Narcine oculifera) is a species in the genus Narcine.

Collembola

<em>Folsomides angularis</em>, commonly referred to as Collembola in reference to its broader taxonomic order, is a springtail species belonging to the genus <em>Folsomides</em>. Springtails are among the most abundant hexapods in terrestrial ecosystems, playing important roles in soil decomposition and nutrient cycling. This species has been documented in Europe, with records from Denmark, Norway, and Sweden, as well as North America, where it is known from the United States. It typically inhabits soil, leaf litter, and decaying organic matter, and is capable of tolerating a range of environmental conditions. Springtails of this group are detritivores, feeding on decomposing plant material, fungal hyphae, and microorganisms, though specific dietary data for <em>Folsomides angularis</em> are not detailed in current records. The species has not been formally assessed for conservation status. Biological traits of this species remain poorly documented in the scientific literature. Its small body size and cryptic lifestyle make detailed ecological study challenging.