''Ptorthocera calva'' is a species of beetles in the family

Callirhipidae Callirhipidae is a family of beetles, found widely throughout low-latitude regions except tropical Africa and Madagascar. There are around 175 species in 7 genera. The larvae bore into dead wood and generally have a long life span of 2 or more y ...

, and the only species in the genus ''Ptorthocera''. It was described by Champion in 1896, and is known from

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 ...

.Callirhipidae
at insects.tamu.edu.

References

Callirhipidae Beetles described in 1896 {{Callirhipidae-stub