Cesonia bilineata
Classification
- Phylum: Arthropoda
- Subphylum: Chelicerata
- Class: Arachnida
- Order: Araneae
- Infraorder: Araneomorphae
- Family: Gnaphosidae
- Genus: Cesonia
- Species: bilineata
Pronunciation
How to pronounce Cesonia bilineata: /sɛˈsoʊniə ˌbaɪlɪˈniːətə/
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Summary
Cesonia bilineata, commonly known as the two-lined stealthy ground spider, is a species from the family Gnaphosidae, first described in 1847. It inhabits various environments across North America, primarily in regions from New England to parts of Canada and southern states including Florida and Texas.
Physical Characteristics
Cesonia bilineata is characterized by its ground-dwelling behavior and distinct two-lined appearance on its body.
Identification Tips
Look for the two prominent lines along the abdomen; they are distinctive features of this species.
Habitat
Forests, prairies, and urban areas.
Distribution
New England west to Manitoba and south to Florida, Texas, and New Mexico, including Mexico.
Diet
Primarily feeds on small insects, capturing them using its silk draglines and ambush techniques.
Life Cycle
Life cycle includes egg sac production in the summer, with females laying eggs under stones or leaves.
Reproduction
Females produce egg sacs under rocks or foliage during summer.
Predators
Natural predators include various bird species and larger predatory arthropods.
Ecosystem Role
As a ground spider, it plays a role in controlling insect populations in its habitat.
Collecting Methods
- Hand collecting
- Using pitfall traps
- Sweep netting
Preservation Methods
- Ethanol preservation
- Dry preservation techniques
Similar Taxa
- Other species within the Gnaphosidae family
- Other ground spider species
Tags
- spider
- gnaphosidae
- ground spider
- North America
- habitat diversity