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.
Blastobasis lygdi is a moth in the family Blastobasidae. It is found in Costa Rica.
Blastobasis dapis is a moth in the family Blastobasidae. It is found in Costa Rica.
Blastobasis deae is a moth in the family Blastobasidae. It is found in Costa Rica.
Blastobasis xiphiae is a moth in the family Blastobasidae. It is found in Costa Rica.
Blastobasis neniae is a moth in the family Blastobasidae. It is found in Costa Rica.
Blastobasis vesta is a moth in the family Blastobasidae. It is found in Costa Rica.
Blastobasis millicentae is a moth in the family Blastobasidae. It is found in south-eastern Kenya and South Africa. The habitat consists of coastal lowlands.
Blastobasis egens is a moth in the family Blastobasidae. It is found in South Africa and the Democratic Republic of the Congo.
Blastobasis fatigata is a moth in the family Blastobasidae. It is found in South Africa.
Blastobasis determinata is a moth in the family Blastobasidae. It is found in South Africa.
Blastobasis byrsodepta is a moth in the family Blastobasidae. It is found in South Africa and the Democratic Republic of Congo.
Blastobasis industria is a moth in the family Blastobasidae. It is found in Ethiopia and South Africa.
Blastobasis mpala is a moth in the family Blastobasidae. It is found in Kenya, where it is known from savanna habitat in the central highlands.
Blastobasis helleri is a moth in the family Blastobasidae. It is found on the Canary Islands.
Blastobasis nothrotes is a moth in the family Blastobasidae. It is found in the United States, including Arizona and California.
Blastobasis basipectenella is a moth in the family Blastobasidae. It is found in Thailand.
Blastobasis orladelaneae is a moth in the family Blastobasidae that is endemic to New Caledonia.
Blastobasis normalis is a moth in the family Blastobasidae. It is found in mainland Ecuador and on the Galapagos Islands. A single specimen was recorded in Liverpool in September 1921, but this might be based on a misidentification.
