DIAGNOSIS
This species has the elongate wings of Crambomorphus, but does not have the scalloped wings of C. grandidieri. There is a characteristic submargina dark line along the hind margin of the forewing. It is probably the least common of the six palparine antlions found in Madagascar.

TYPE DEPOSITORY
MNHN, Paris.

TYPE LOCALITY
Madagascar: 1888, Grandidier.

GEOGRAPHICAL DISTRIBUTION
This species is found in areas of loose sand, apparently in the southwestern part of the country.

TEMPORAL DISTRIBUTION
January.

ELEVATION
Unknown.