Orthoptera of Nunavut

Grasshoppers (Suborder: Caelifera)

Description

Antennae
- shorter than body
- less than 30 segments
Size
- less than 80mm
Legs
- hind legs greatly enlarged, modified for jumping
Abdomen
- ovipositor short (not obvious)
- auditory organ (tympanum) if present, is on the first abdominal segment

Common Names

Grasshoppers
Short-horned Orthoptera

Diversity in Nunavut

1 Family
3 Subfamilies
5 Genera
8 Species

Found in...

Families in Caelifera

Move up a level to Orthoptera

Short-horned Grasshoppers
(Family: Acrididae)
- Antennae
  - less than 2/3 body length, typically about one half body length
- Size
  - 9-80mm
- Legs
  - typically about as long as hind wings
  - all tarsi have three segments (3-3-3)
- Thorax
  - pronotum does not extend beyond base of wings
Diversity in Nunavut
- 3 Subfamilies
- 5 Genera
- 8 Species