Blastobasis
Encyclopedia
Blastobasis is the type genus
Type genus
In biological classification, a type genus is a representative genus, as with regard to a biological family. The term and concept is used much more often and much more formally in zoology than it is in botany, and the definition is dependent on the nomenclatural Code that applies:* In zoological...

 of the gelechioid moth family
Family (biology)
In biological classification, family is* a taxonomic rank. Other well-known ranks are life, domain, kingdom, phylum, class, order, genus, and species, with family fitting between order and genus. As for the other well-known ranks, there is the option of an immediately lower rank, indicated by the...

 Blastobasidae
Blastobasidae
Blastobasidae is 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 as subfamily Blastobasinae...

; in some arrangements these are placed in the case-bearer family (Coleophoridae) as a subfamily. Within the Blastobasidae, the subfamily Blastobasinae (or tribe
Tribe (biology)
In biology, a tribe is a taxonomic rank between family and genus. It is sometimes subdivided into subtribes.Some examples include the tribes: Canini, Acalypheae, Hominini, Bombini, and Antidesmeae.-See also:* Biological classification* Rank...

 Blastobasini, if united with the concealer moths) has been established to distinguish the Blastobasis lineage from the group around Holcocera
Holcocera
Holcocera is a gelechoid moth genus of the family Blastobasidae....

, but the delimitation is not yet well-resolved.

The monophyly
Monophyly
In common cladistic usage, a monophyletic group is a taxon which forms a clade, meaning that it contains all the descendants of the possibly hypothetical closest common ancestor of the members of the group. The term is synonymous with the uncommon term holophyly...

 of this genus – the largest of its family, containing at present about half the described Blastobasidae species – is seriously in doubt. Many presumed relatives have been separated in small or even monotypic
Monotypic
In biology, a monotypic taxon is a taxonomic group with only one biological type. The term's usage differs slightly between botany and zoology. The term monotypic has a separate use in conservation biology, monotypic habitat, regarding species habitat conversion eliminating biodiversity and...

 genera, which may actually represent specialized lineages within the Blastobasis assemblage. On the other hand, some formerly-independent genera are usually included in Blastobasis at the moment. Agnoea
Agnoea
Agnoea is a genus of moth in the family Blastobasidae....

, Auximobasis
Auximobasis
Auximobasis is a genus of the gelechioid moth family Blastobasidae. It is sometimes included in Blastobasis.Species include:* Auximobasis normalis Meyrick, 1918...

, Euresia
Euresia
Euresia is a genus of moth in the family Blastobasidae....

and Zenodochium
Zenodochium
Zenodochium is a genus of moth in the family Blastobasidae....

are sometimes included here but considered distinct by other authors.
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