''Preptos'' is a

monotypic In biology, a monotypic taxon is a taxonomic group (taxon) that contains only one immediately subordinate taxon. A monotypic species is one that does not include subspecies or smaller, infraspecific taxa. In the case of genera, the term "unispec ...

moth genus in the family

Eupterotidae Eupterotidae is a family of insects in the order Lepidoptera with more than 300 described species. Diversity The family consists of four subfamilies and the unplaced ''Ganissa group''. The subfamily Eupterotinae consists of about 11 genera, the ...

. Its single species, ''Preptos oropus'', is found in

Mexico Mexico (Spanish: México), officially the United Mexican States, is a country in the southern portion of North America. It is bordered to the north by the United States; to the south and west by the Pacific Ocean; to the southeast by Guatema ...

and

Guatemala Guatemala ( ; ), officially the Republic of Guatemala ( es, República de Guatemala, links=no), is a country in Central America. It is bordered to the north and west by Mexico; to the northeast by Belize and the Caribbean; to the east by H ...

. Both the genus and species were first described by

William Schaus William Schaus (January 11, 1858 in New York City – June 20, 1942) was an American Entomology, entomologist who became known for his major contribution to the knowledge and description of new species of the Neotropical realm, Neotropical Lepidop ...

in 1892. The

wingspan The wingspan (or just span) of a bird or an airplane is the distance from one wingtip to the other wingtip. For example, the Boeing 777–200 has a wingspan of , and a wandering albatross (''Diomedea exulans'') caught in 1965 had a wingspan of ...

is about 95 mm. Adults are fawn coloured, the outer margins of the forewings and hindwings are broadly brown and separated from the ground colour by a straight dark line extending from the apices to the inner margins near the angles on both wings. There is a median and on the forewings, as well as an outer transverse dark wavy shade and a blackish spot on the subcostal vein near the base.''Proceedings of the Zoological Society of London'' 1892: 319

References

Moths described in 1892 Eupterotinae Monotypic moth genera {{Bombycoidea-stub