Penicillaria simplex was created in 1865.
Penicillaria maculata was created in 1889.
Avatha simplex was created in 1951.
Hemistola simplex was created in 1899.
Crane-Simplex was created in 1915.
Endotricha simplex was created in 1924.
Ipomoea simplex was created in 1794.
Rhamphomyia simplex was created in 1849.
American Simplex was created in 1906.
Protanthea simplex was created in 1891.
Asconiscus simplex was created in 1899.
Eulophota simplex was created in 1927.
Nemiana simplex was created in 1976.