Sphinx anceus Stoll, 1781, Uitl. Kapell., 4: 124.
Acosmeryx anceus Stoll; Rothschild & Jordan, 1903: 528.
Acosmeryx anceus subdentata Rothschild & Jordan, 1903: 528.
Diagnosis. This species is smaller and more contrasting than the next. The
overall tone is redder above and below, particularly on the hindwing
upperside, which lacks the basal grey tone of the next species but has two
diffuse, straight, slightly darker fasciae across the distal half. In the
male genitalia the harpe is not apically splayed as in other species.
Taxonomic notes. The Oriental race is ssp. subdentata Rothschild &
Geographical range. N. India to New Guinea and Queensland..
Habitat preference. This is much less widely distributed than the previous
species and perhaps restricted to disturbed habitats in the lowlands.
During the Mulu survey it was only taken in regenerating alluvial forest
and then in abundance.
Biology. The larva is green with a faint subdorsal line and stronger
oblique lateral stripes of a sphingine character (Bell & Scott, 1937;
Recorded host-plants (Bell & Scott; Moulds) are: Leea (Leeaceae);
Cayratia, Cissus, Vitis (Vitidaceae).
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