Nepticulidae is a family of very small moths with a worldwide distribution. They are characterised by eyecaps over the eyes. These pigmy moths or midget moths, as they are commonly known, include the smallest of all living moths, with a wingspan that can be as little as 3 mm in the case of the European pigmy sorrel moth, but more usually 3.5–10 mm. The wings of adult moths are narrow and lanceolate, sometimes with metallic markings, and with the venation very simplified compared to most other moths.
Pseudopostega microlepta is a moth of the family Opostegidae. It is known from western Ecuador and lowland, north-eastern Guyana.
Pseudopostega kempella is a moth of the family Opostegidae. It known only from the type locality of Key Largo in southern Florida.
Opostega afghani is a moth of the family Opostegidae. It was described by Donald R. Davis in 1989. It is known from Afghanistan.
Opostegoides malaysiensis is a moth of the family Opostegidae. It was described by Donald R. Davis in 1989. It is known from western Malaysia.
Pseudopostega acidata is a moth of the family Opostegidae. It was described by Edward Meyrick in 1915. It is known from the Rio Grand Valley of southern Texas and southern Ecuador.
Pseudopostega pontifex is a moth of the family Opostegidae. It was described by Edward Meyrick in 1915. It is known from Cali, Colombia.
Pseudopostega pumila is a moth of the family Opostegidae. It was described by Walsingham, Lord Thomas de Grey, in 1914. It is known from Tabasco, Mexico.
Pseudopostega quadristrigella is a moth of the family Opostegidae. It was described by Frey and Boll in 1876. It is known from Maine west to South Dakota and south to Texas.
Pseudopostega venticola is a moth of the family Opostegidae. It was described by Walsingham, Lord Thomas de Grey, in 1897. It is known from much of the Neotropical Region from southern Florida and Texas, through much of the West Indies and Central America to southern Brazil.
Pseudopostega brachybasis is a moth of the family Opostegidae. It was described by Donald R. Davis and Jonas R. Stonis, 2007. It is known from the state of Tamaulipas in north-eastern Mexico.
Pseudopostega colognatha is a moth of the family Opostegidae. It was described by Donald R. Davis and Jonas R. Stonis, 2007. It is known from Puerto Rico.
Pseudopostega contigua is a moth of the family Opostegidae. It was described by Donald R. Davis and Jonas R. Stonis, 2007. It is known from riparian forest along the Rio Negro of southern Venezuela.
Pseudopostega longifurcata is a moth of the family Opostegidae. It was described by Donald R. Davis and Jonas R. Stonis, 2007. It is known from Jamaica and Ecuador.
Pseudopostega parakempella is a moth of the family Opostegidae. It was described by Donald R. Davis and Jonas R. Stonis, 2007. It is known from southern Florida and the Oaxaca Region in Mexico.
Pseudopostega suffuscula is a moth of the family Opostegidae. It was described by Donald R. Davis and Jonas R. Stonis, 2007. It is known from the provinces of Salta and Tucumán in northern Argentina.
Pseudopostega tanygnatha is a moth of the family Opostegidae. It was described by Donald R. Davis and Jonas R. Stonis, 2007. It is known from north-western Costa Rica
Pseudopostega texana is a moth of the family Opostegidae. It was described by Donald R. Davis and Jonas R. Stonis, 2007. It is known from the Rio Grande Valley of southern Texas, probably south into Mexico.
Pseudopostega turquinoensis is a moth of the family Opostegidae. It was described by Donald R. Davis and Jonas R. Stonis, 2007. It is known from south-eastern Cuba.
