Paramenestheus Breddin, 1900

Photo © Matthew Bulbert, Australian Museum

Type species:

Paramenestheus terricolor Breddin, 1900 by monotypy.

Number of Australian species:

Two.

Extralimital Distribution:

No.

Australian Distribution:

Temperate, tropical and subtropical regions New South Wales,Queensland, Northern Territory, South Australia and Tasmania.

Biology:

Unknown.

Host(s):

Unknown.

Diagnosis:

Colour

Dorsally and ventrally pale to medium brown with some darker punctations. Legs and antennae pale to medium brown and concolourous.

Texture

Densely and uniformly punctate.

Vestiture

Glabrous.

Structure

Body - Elongate, parallel-sided; dorsally flattened. Length 6.5 mm -10.5 mm; width 3.0 mm -5.5 mm

Head - Triangular, elongate, clypeus porrect (horizontally orientated), longer than pronotum; jugae longer than clypeus, meeting (joined) and pointed apically, laterally carinate; antennifer processes absent; five antennal segments, first antennal segment shorter than distance between the eyes, inserted into head below mid-height but above ventral margin of eyes; bucculae elongate (posteriorly beyond antennifers); vertex cross-sectional shape flattened; labium reaching between middle and hind coxae, first labial segment equal in length to bucculae; eyes not stylate, directed laterally.

Pronotum - Calli present; anterior lobe surface flat; humeral angles subangulate; lateral margins carinate; anterolateral margins simple and straight to slightly sinuate; posterolateral margins sinuate; posterior margin straight.

Scutellum - Triangular, apex narrowly rounded; lateral calli present; medial callus absent.

Thoracic sterna - Prosternum deeply sulcate, margin processes present; mesosternum and metasternum sulcate.

External efferent system - Evaporative scent gland covering up to half of metepisternum; peritreme short, apically rounded.

Hemelytra - Macropterous, longer than abdomen; membrane veins linear and mostly subparallel.

Legs - Fore tibia sulcate.

Abdomen - Connexiva visible dorsally; laterotergites unarmed; abdominal sterna II and II with narrow labium groove.

    
Copyright © Australian Museum 2002
Authors: Gerry Cassis, Emma Betts and Michael Elliott