Promecheilidae is a family of beetles in the superfamily

Tenebrionoidea The Tenebrionoidea are a very large and diverse superfamily of beetles. It generally corresponds to the Heteromera of earlier authors. Taxonomy Tenebrionoidea contains the following families: * Aderidae Winkler 1927 (ant-like leaf beetles) ...

. They were formerly included in a family called Perimylopidae. They are found in southern South America and associated archipelagos like South Georgia and the Falklands, New Zealand and

Tasmania ) , nickname = , image_map = Tasmania in Australia.svg , map_caption = Location of Tasmania in AustraliaCoordinates: , subdivision_type = Country , subdi ...

. Some species are associated

tree ferns The tree ferns are arborescent (tree-like) ferns that grow with a trunk elevating the fronds above ground level, making them trees. Many extant tree ferns are members of the order Cyatheales, to which belong the families Cyatheaceae (scaly tre ...

and moss-covered dead wood, and other forested habitats, while others are associated with peat bogs, grasslands and coastal habitats. They are probably phytophagus, feeding on lichen, moss, and other plant material.Lawrence, John F., Ślipinśki, Adam and Elgueta, Mario. "11.11. Promecheilidae Lacordaire 1859". ''Volume 2 Morphology and Systematics (Elateroidea, Bostrichiformia, Cucujiformia partim)'', edited by Willy Kükenthal, Richard A.B. Leschen, Rolf G. Beutel and John F. Lawrence, Berlin, New York: De Gruyter, 2011, pp. 563-567. Adult beetles have an 11 segmented antenna, the head is narrowed behind the eye. They have a

tarsal formula Tarsal formula is the number of segments of the tarsi, which has 3 numbers a-b-c, starting with the fore leg (a), then the middle leg (b), then the hind leg (c). For example, a tarsal formula of "5-5-4" as found in the Trictenotomidae means the ...

of 5-5-4. The family is part of a clade that includes the Archeocrypticidae,

Mycetophagidae The Mycetophagidae or hairy fungus beetles are a family of beetles in the superfamily Tenebrionoidea. The different species are between 1.0 and 6.5 mm in length. The larvae and adults live in decaying leaf litter, fungi, and under bark. Mos ...

, and Ulodidae.

Genera

Genera in the family Promecheilidae include: * '' Chanopterus'' Boheman, 1858 (

Tierra del Fuego Tierra del Fuego (, ; Spanish for "Land of the Fire", rarely also Fireland in English) is an archipelago off the southernmost tip of the South American mainland, across the Strait of Magellan. The archipelago consists of the main island, Isla ...

) * '' Hydromedion'' Waterhouse, 1876 (Tierra del Fuego and South Georgia) * '' Melytra'' Pascoe, 1869 (Tasmania) * '' Onysius'' Broun, 1886 (New Zealand, formerly placed in

Chalcodryidae The Chalcodryidae are a family of beetles in the superfamily Tenebrionoidea. It contains at least five species in two genera '' Chalcodrya'' and '' Philpottia,'' which are endemic to New Zealand. They are generally found associated with moss or ...

) * '' Parahelops'' Waterhouse, 1876 (southern Argentina and Chile, Falklands) * '' Perimylops'' Müller, 1884 (South Georgia) * '' Promecheilus'' Solier, 1851,2018 (Chile) * '' Pseudodarwinella'' Ukrainsky, 2009 (=''Darwinella'' Enderlein, 1912) (Falklands) * '' Sirrhas'' Champion, 1893 (Tasmania)

Genera

References

Further reading