This document describes the different types of insect antennae including filiform, capitate, lamellate, aristate, geniculate, moniliform, stylate, setaceous, plumose, pilose, bipectinate, unipectinate, flabellate, clavate, and serrate. Each type is defined by its structure and examples are provided of insect families that possess each type of antenna.

3. 2nd segment of the head
Flagellum
Scape
Pedicel

4. Filiform antennae
Example: Grasshoppers
Family: Acrididae
Order: Orthoptera
Thread like, Uniform size

5. Capitate antennae
Example: Butter fly
Order: Lepidoptera
(Knobbed) Terminal segments
become enlarged suddenly

6. Lamellate antennae
Example: Carrion/ Scarab beetle
Family: Scarabaeidae
Order: Coleoptera

7. Aristate antennae
Example: Housefly
Family: Muscidae
Order: Diptera
a conspicuous dorsal bristle called arista

8. Geniculate antennae
Example: Honey bee
Family: Apidae
Order: Hymenoptera

9. M
Moniliform antennae
Example: Termites
Family: Termitidae
Order: Isoptera
Monile- latin – necklace
String of beads

10. Stylate antennae Example: Robber fly
Family: Brachycera
Order: Diptera
Stylus – latin - pointed instrument

11. Setaceous antennae
Latin – Setae- bristle
Example: Cockroach
Family: Blattidae
Order: Blattodea

12. L
Plumose antennae
Latin – pluma - feather
Example: Male Mosquito
Family: Culicidae
Order: Diptera

13. Pilose antennae
Example: Female Mosquito
Family: Culicidae
Order: Diptera
Plumose, but less hairs in each whorl

14. Bipectinate antennae
Latin - pectin - comb
Example: Moths
Family: Saturniidae
Order: Lepidoptera

15. Unipectinate antennae
Example: Sawfly
Family: Tenthredinidea
Order: Hymenoptera
Comb like

16. Flabellate antennae
Latin - flabellum - fan
Example: Male stylopids
Order: Strepsiptera

17. Clavate antennae
Example: Blister beetle
Family: Meloidae
Order: Coleoptera
(Clubbed) Antenna enlarges
gradually towards the tip

18. Serrate antennae
Example: Click beetle
Family: Elateridae
Order: Coleoptera
(Saw like) Triangular projections
on one side