Phalacridae

The Phalacridae are a family of beetles commonly called the shining flower beetles, They are often found in composite flowers. They are oval-shaped, usually tan, and about 2 mm in length. Most species feed on fungus, although a number feed on flower heads.
Worldwide there are about 638 species in 52 genera. The oldest possible record of the family is a specimen from Spanish amber, dating to the Albian stage of the Early Cretaceous.

Taxonomy

This family includes the following subfamily:Phaenocephalinae Matthews, 1899Phalacrinae Leach, 1815
Genera within this family include:Phaenocephalus-group

* Phaenocephalus Wollaston, 1873
* Phalacrinus Blackburn, 1891
* Ranomafanacrinus Gimmel, 2013Stilbus-group
* Acylomus Sharp, 1888
* Nesiotus Guillebeau, 1896
* Stilbus Seidlitz, 1872
* Xanthocomus Guillebeau, 1893Pseudolibrus-group
* Litostilbus Guillebeau, 1894
* Megistopalpus Guillebeau, 1895
* Pseudolibrus Flach, 1889Phalacrus-group
* Phalacropsis Casey, 1890
* Phalacrus Paykull, 1800Olibroporus-group
* Austroporus Gimmel, 2013
* Olibroporus Casey, 1890
* Platyphalacrus Gimmel, 2013
* Pycinus Guillebeau, 1893Ochrolitus-group
* Ochrolitus Sharp, 1889
* Sveculus Gimmel, 2013Olibrus-group
* Olibrus Erichson, 1845
* Tolyphus Erichson, 1845Olibrosoma-group
* Antennogasmus Gimmel, 2013
* Malagasmus Gimmel, 2013
* Olibrosoma Tournier, 1889Litochropus-group
* Litochropus Casey, 1890
* Neolitochrus Gimmel, 2013
Genera incertae sedis
* Apallodes Reitter, 1873
* Augasmus Motschulsky, 1858
* Entomocnemus Guillebeau, 1894
* Eulitrus Sharp, 1889
* Grouvelleus Guillebeau, 1892
* Litochrus Erichson, 1845
* Malagophytus Gimmel, 2013
* Paracylomus Gimmel, 2013