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Animals

Any living creature of the Kingdom Animalia constituting multi-celled organisms as well as single-celled organisms lacking chlorophyll and having the ability for spontaneous movement, such as protozoans.

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Animals > Spiders

spiracle

Animals; Spiders

The opening of the tracheae on the underside of the abdomen.

stadium

Animals; Spiders

The interval between the molts of arthropods; instar; a period in the development of an arthropod.

sternum

Animals; Spiders

The heart-shaped or oval exoskeletal shield covering the under surface of the cephalothorax.

stridulating organ

Animals; Spiders

A file-and-scraper for sound production; may be variously located on chelicerae, palps, legs, abdomen and carapace.

subadult

Animals; Spiders

Almost adult; the last instar before maturity.

synonym

Animals; Spiders

Each of two or more scientific names of the same rank used to denote the same taxon. The senior synonym is the name first established.

tarsus

Animals; Spiders

The most distal (or end) segment of a leg or palp.

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