''Platygraphis'' 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 "unispe ...

moth Moths are a paraphyletic group of insects that includes all members of the order Lepidoptera that are not butterflies, with moths making up the vast majority of the order. There are thought to be approximately 160,000 species of moth, many of w ...

genus of the family

Crambidae The Crambidae are the grass moth family of lepidopterans. They are variable in appearance, the nominal subfamily Crambinae (grass moths) taking up closely folded postures on grass stems where they are inconspicuous, while other subfamilies includ ...

described by

Harrison Gray Dyar Jr. Harrison Gray Dyar Jr. (February 14, 1866 – January 21, 1929) was an American entomologist. Dyar's Law, a pattern of geometric progression in the growth of insect parts, is named after him. He was also noted for eccentric pursuits which includ ...

in 1918. Its only species, ''Platygraphis isabella'', described in the same paper, 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 ...

. 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 o ...

is about 16 mm. The forewings are white, with a brown subbasal line and an inner oblique line in the reverse direction. There is an orbicular of two brown bars, filled with fulvous. The reniform consists of two opposed arcs between the subcostal and median veins, filled with fulvous, which colour also occupies the costa, the terminal area and the tornal region. The hindwings are white, with a median line which is forked on the cell and filled with fulvous. The subterminal and marginal lines run parallel to the margin and are filled with fulvous."Descriptions of new Lepidoptera from Mexico"

References

Spilomelinae Crambidae genera Taxa named by Harrison Gray Dyar Jr. Monotypic moth genera {{Spilomelinae-stub