Erechthias is a genus of the fungus moth family, Tineidae. Therein, it belongs to the subfamily Erechthiinae, of which it is the type genus. The exact circumscription of this genus is still disputed, but it may encompass more than 150 species.
Opostega is a genus of moths of the family Opostegidae with 49 listed species.
Opostega arthrota is a moth of the family Opostegidae. It was described by Edward Meyrick in 1915. It is known from Queensland in Australia.
Opostega atypa is a moth of the family Opostegidae. It was described by Turner in 1923. It is known from Queensland in Australia.
Opostega basilissa is a moth of the family Opostegidae. It was described by Edward Meyrick in 1893. It is known from Western Australia.
Opostega brithys is a moth of the family Opostegidae. It was described by Turner in 1923. It is known from Queensland in Australia.
Opostega chalcoplethes is a moth of the family Opostegidae. It was described by Alfred Jefferis Turner in 1923. It is known from Western Australia.
Opostega chalinias is a moth of the family Opostegidae. It was described by Edward Meyrick in 1893. It is known from Tasmania in Australia.
Opostega chordacta is a moth of the family Opostegidae. It was described by Edward Meyrick in 1915. It is known from Queensland in Australia.
Opostega diorthota is a moth of the family Opostegidae. It was described by Edward Meyrick in 1893. It is known from Western Australia.
Opostega luticilia is a moth of the family Opostegidae. It was described by Edward Meyrick in 1915. It is known from Queensland in Australia.
Opostega monotypa is a moth of the family Opostegidae. It was described by Turner in 1923. It is known from Queensland, Australia.
Opostega orestias is a moth of the family Opostegidae. It was described by Edward Meyrick in 1880. It is known from Queensland, Australia.
Opostega phaeospila is a moth of the family Opostegidae. It was described by Turner in 1923. It is known from Queensland, Australia.
Opostega scoliozona is a moth of the family Opostegidae. It was described by Edward Meyrick in 1915. It is known from Queensland, Australia.
Opostega xenodoxa is a moth of the family Opostegidae. It was described by Edward Meyrick in 1893. It is known from New South Wales, Australia.