Animalia

Vespula pensylvanica

Vespula pensylvanica (Saussure, 1857)

Common Name:
The Western yellowjacket.

Identification:
V. pensylvanica is yellow and black. This is the only species which has a complete yellow eye ring around each compound eye. The queens also have this eye ring.

Vespula sulphurea

Vespula sulphurea (Saussure, 1854)

Identification:
V. sulphurea is yellow and black. This is the only species in the genus Vespula, in our area, that has two longitudinal yellow stripes on the back of its thorax.

Vespula vulgaris

Vespula vulgaris (Linnaeus, 1758)

Common Name:
The common yellowjacket.

Identification:
V. vulgaris is black and yellow. The antennal scape is all black, as opposed to black with yellow. The genal area is usually broken by black (although sometimes narrowly). The gastral terga are usually without free black spots.

Tyrus corticinus

Tyrus corticinus, Casey

Range:
Western North America (check Peck 1982).

Traskorchestia traskiana



Traskorchestia traskiana

Size:
Traskorchestia traskiana reaches a maximum of about 2cm at full maturity.

Tortanus discaudatus


Tortanus discaudatus (Thompson and A. Scott, 1898)

Size:
<2mm

Vespula acadia

Vespula acadica (Sladen, 1918)

Common Name:
The forest yellowjacket.