The Blastobasidae are a family of moths in the superfamily Gelechioidea. Its species can be found almost anywhere in the world, though in some places they are not native but introduced by humans. In some arrangements, these moths are included in the case-bearer family (Coleophoridae) as subfamily Blastobasinae. The Symmocidae are sometimes included in the Blastobasidae as subfamily or tribe.
Blastobasis is the type genus of the gelechioid moth family Blastobasidae; in some arrangements these are placed in the case-bearer family (Coleophoridae) as a subfamily. Within the Blastobasidae, the subfamily Blastobasinae has been established to distinguish the Blastobasis lineage from the group around Holcocera, but the delimitation is not yet well-resolved.
Cydia splendana, the chestnut tortrix, is a moth of the family Tortricidae. It is found in Europe. It is also known as the acorn moth, but this can also refer to Blastobasis glandulella from North America, which belongs to the more primitive family Blastobasidae.
Blastobasis adustella is a species of moth of the family Blastobasidae. It is endemic to Australian region, but was introduced in western Europe and is now reported from The Netherlands, Great Britain, Ireland, Madeira and the Azores
Blastobasis lacticolella is a species of moth of the family Blastobasidae. It was introduced in western Europe and is now reported from the Netherlands, Great Britain, Ireland and Madeira.
Blastobasis phaeopasta is a moth of the family Blastobasidae. It is found in Australia, including northern Queensland. It was first described in 1947 by Alfred Jefferis Turner, and the species epithet, phaeopasta, describes it as being "darkly sprinkled".
Blastobasis vittata is a moth of the family Blastobasidae. It was thought to be endemic to Madeira but is now known to inhabit the Netherlands, France, the Channel Islands, England and Northern Ireland.
Blastobasis quaintancella is a moth in the family Blastobasidae. It is found in the eastern United States, including Maine and Florida.
Blastobasis repartella is a moth in the family Blastobasidae. It is found in the United States, including Colorado, Maine, South Dakota and Illinois.
Blastobasis rebeli, the marsh dowd moth, is a moth in the family Blastobasidae found on Madeira. It was first recorded from Hampshire, Great Britain in 1998 and there have been subsequent records from the same area and nearby, as well as in West Sussex.
Blastobasis tridigitella is a moth in the family Blastobasidae. It is found in Thailand.
Blastobasis basipectenella is a moth in the family Blastobasidae. It is found in Thailand.
Blastobasis bispinaella is a moth in the family Blastobasidae. It is found in Thailand.
Blastobasis ianella is a moth in the family Blastobasidae. It is found in Thailand.
Blastobasis murcyae is a moth in the family Blastobasidae that is endemic to New Caledonia.
Blastobasis moffetti is a moth in the family Blastobasidae that is endemic to New Caledonia.
Blastobasis christou is a moth in the family Blastobasidae that is endemic to New Caledonia.
Blastobasis orladelaneae is a moth in the family Blastobasidae that is endemic to New Caledonia.
Blastobasis lososi is a moth in the family Blastobasidae that is endemic to Fiji.
Blastobasis sprotundalis is a moth in the family Blastobasidae. It was described by Kyu-Tek Park in 1984. It is found in Russia and Japan.
