Anchises

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Anchises Stål, 1867

Photo © Emma Betts, Australian Museum

Type species:

Anchises sulcicornis Stål, 170 (=Halys parvulus Westwood, 1837) by monotypy.

Number of Australian species:

One.

Extralimital Distribution:

Australian Region - Papua New Guinea.

Australian Distribution:

Tropical and subtropical regions; New South Wales, Queensland and Northern Territory.

Biology:

Unknown.

Host(s):

Unknown.

Diagnosis:

Colour

Dorsally and ventrally pale to medium brown with dark brown to black punctations. Legs and antennae mottled pale and dark brown.

Texture

Moderately to densely and unifomly punctate with some areas of rugopunctation.

Vestiture

Glabrous.

Structure

Body - Elongate-ovoid, dorsally convex. Length 8.0 mm - 13.8 mm; width 5.3 mm - 10.3 mm.

Head - Triangular, moderately dorsoventrally orientated, as long or longer than pronotum; jugae shorter than clypeus, pointed apically, laterally carinate; antennifer processes present; five antennal segments, first antennal segment shorter than distance between eyes, inserted below mid-height but above ventral margin of eyes; bucculae elongate (posteriorly beyond antennifers); vertex cross-sectional shape flatened; labium extending onto abdomen to fourth sterna or beyond, first labial segment longer than bucculae; eyes substylate, directed laterally.

Pronotum - Calli present and well developed, slightly raised; anterior lobe surface excavate; humeral angles angulate; lateral margins carinate; anterolateral margins crenulate and sinuate; posterolateral margins sinuate; posterior margin straight.

Scutellum - Triangular, apex narrowly rounded; Y-shped raised area low but present; lateral calli present with adjacent dark pits; medial callus absent.

Thoracic sterna - Prosternum shallowly sulcate; mesosternum with low raised keel; metasternum sulcate.

External efferent system - Evaporative scent gland covering approximately half metepisternum; peritreme elongate, apically pointed.

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

Legs - Fore tibia sulcate.

Abdomen - Connexiva visible dorsally; laterotergites unarmed; abdominal sterna with a narrow, labium groove.