Centric diatom vs Common Dart

Skeletonema subsalsum compared with Andronymus neander

Key Differences

• Centric diatom is Not Evaluated while Common Dart is Least Concern.

Taxonomic Classification

Rank	Centric diatom	Common Dart
Kingdom	Chromista (Chromista)	Animalia (Animals)
Phylum	Ochrophyta (Ochrophyta)	Arthropoda (Arthropods)
Class	Bacillariophyceae (Bacillariophyceae)	Insecta (Insects)
Order	Thalassiosirales (Thalassiosirales)	Lepidoptera (Butterflies & Moths)
Family	Skeletonemaceae	Hesperiidae
Genus	Skeletonema	Andronymus
Species	Skeletonema subsalsum	Andronymus neander

Conservation Status

Centric diatom

NE — Not Evaluated

Common Dart

LC — Least Concern

Physical Characteristics

Attribute	Centric diatom	Common Dart
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Centric diatom

Habitat

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

Range

Found across Europe (7 countries) and North America (United States).

Common Dart

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Centric diatom

The Centric Diatom (Skeletonema subsalsum) is a species in the genus Skeletonema. Found across Europe (7 countries) and North America (United States).

Common Dart

<em>Andronymus neander</em>, the common dart, is a butterfly in the family Hesperiidae, commonly known as the skippers. This species inhabits terrestrial and freshwater environments, though its precise geographic range is not well documented in current biodiversity records. <em>Andronymus neander</em> typically occupies open woodland edges, grasslands, and savanna habitats, environments characteristic of many hesperiid butterflies in sub-Saharan Africa. Adults are generally fast-flying and often observed basking on low vegetation or visiting flowers for nectar. Like other members of the Hesperiidae, larvae of this species likely feed on grasses or related monocotyledonous plants, though host plant specifics for <em>Andronymus neander</em> are not extensively documented. The species is assessed as Least Concern, reflecting an absence of major threats to its populations at present. Biological traits beyond those noted here remain poorly documented in the scientific literature, and further research on this species' ecology and life history would be beneficial.