CRP001 (Entomology) Flashcards
Types of Antennae
* Pouch-like, with lateral bristles
* Found in Diptera
(Housefly)
Aristate
- Have prominent knob at its end
- Found in some Lepidopterans and beetles
Capitate
(Latin: caput [Head])
- Terminates in a gradual club/ knob
- Found in Lepidoptera (Butterflies)
Clavate
(Latin: clava [Club])
- Slender and thread-like in form
- Found in Blattodea (Cockroaches), Orthoptera (Grasshoppers)
Filiform
(Latin: filum [Thread])
- Similar to a folded paper fan
- Found in several insect groups
(Coleoptera, Hymenoptera, Lepidoptera)
Flabellate
(Latin: flabellum [Fan])
- Similar to a knee or elbow joint
- Found in Hymenoptera (Ants,
Bees)
Geniculate
(Latin: genu [knee])
- Have flattened and nested tip
segments - Found in Coleoptera (Scarab Beetles)
Lamellate
(Latin: lamella [thin plate])
- Have a feather-like appearance
- Found in mosquitoes and moths
Plumose
(Latin: pluma [feather])
- Have a sawblade-like appearance
- Found in Pulse Beetles
Serrate
(Latin: serra [saw])
- Have a bristle-like appearance
- Found in Odonata (Dragonflies, Damselflies)
Setaceous
(Latin: seta [bristle])
- Appears like strings of beads
- Found in Isoptera (Termite)
Moniliform
(Latin: monile [necklace]
the proximal leg segment; generally freely moveable
Coxa
Second leg segment; usually
small and single segmented
Trochanter
largest and stoutest segment
Femur
has downward projecting spines that aids in climbing and footing
Tibia
subdivided into “tarsomere”; which varies from one to five; basal tarsal segement is the largest and termed as “bastarsus”
Tarsi
- Legs modified for climbing/ clinging
- Example: All pairs of legs of head louse
Scansorial legs
- Legs modified for digging/ burrowing
- Example: Fore legs of mole cricket
Fossorial legs
- Legs modified for
predation/ grasping - Example: Forelegs of preying mantis
Raptorial legs