Acropermula Aristov & Storozhenko

Aristov, Daniil S. & Storozhenko, Sergey Yu., 2011, Review of the Permian family Permulidae nomen novum pro Aliculidae Storozhenko, 1997 (Grylloblattida), ZooKeys 130, pp. 111-130 : 120

Acropermula Aristov & Storozhenko en. n.

Type species.

Permula acra Kukalová, 1964, Lower Permian of Czech Republic.

Diagnosis.

By shape of forewing CuA, the new genus undoubtedly belongs to family Ideliidae . It is easily distinguished from all known genera of Ideliidae in excised base of costal area.

Description.

Anterior margin of forewing strongly convex; costal area broad, crossed with mostly furcated anterior branches of SC, the base of costal area distinctly excised; subcostal area very narrow; RA simple; radial area broad, with numerous slightly backwardly slanted cross-veins; RS with several branches; M dividing before the origin of RS; CuA concavely bent, with a long pectinate series of branches. CuA2 not individualized; intercubital area with single intercalary branch of CuA; cross-veins forming numerous rows of cells in almost all areas.

Composition.

A type species only.

Ethymology.

After the species name acra and genus Permula ; feminine in gender.

Notes.

The description of a new genus is based on illustrations and diagnosis of Permula acra ( Kukalová 1964).