Setaceous

Setaceous antennae are bristle-shaped, and tapered from the base to the tip.
Setaceous antennae are bristle-shaped, and tapered from the base to the tip. Wikimedia Commons user L. Shyamal, license cc-by-SA 2.5

Definition:

Setaceous is a term used to describe certain insect antennae. The term comes from the Latin seta, meaning bristle. Setaceous antennae are bristle-shaped, and tapered from the base to the tip.

Examples of insects with setaceous antennae include:

Setaceous is just one of many morphological forms of insect antennae. See also:

Source: Borror and DeLong's Introduction to the Study of Insects, 7th Edition, by Charles A. Triplehorn and Norman F. Johnson

 

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Hadley, Debbie. "Setaceous." ThoughtCo, Mar. 3, 2017, thoughtco.com/setaceous-defined-1968536. Hadley, Debbie. (2017, March 3). Setaceous. Retrieved from https://www.thoughtco.com/setaceous-defined-1968536 Hadley, Debbie. "Setaceous." ThoughtCo. https://www.thoughtco.com/setaceous-defined-1968536 (accessed December 14, 2017).