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, 1899
 * Phalacrinae Leach, 1815

Genera within this family include:


 * Phaenocephalus-group
 * Phaenocephalus Wollaston, 1873
 * Phalacrinus Blackburn, 1891
 * Ranomafanacrinus Gimmel, 2013
 * Stilbus-group
 * Acylomus Sharp, 1888
 * Nesiotus Guillebeau, 1896
 * Stilbus Seidlitz, 1872
 * Xanthocomus Guillebeau, 1893
 * Pseudolibrus-group
 * Litostilbus Guillebeau, 1894
 * Megistopalpus Guillebeau, 1895
 * Pseudolibrus Flach, 1889
 * Phalacrus-group
 * Phalacropsis Casey, 1890
 * Phalacrus Paykull, 1800
 * Olibroporus-group
 * Austroporus Gimmel, 2013
 * Olibroporus Casey, 1890
 * Platyphalacrus Gimmel, 2013
 * Pycinus Guillebeau, 1893
 * Ochrolitus-group
 * Ochrolitus Sharp, 1889
 * Sveculus Gimmel, 2013
 * Olibrus-group
 * Olibrus Erichson, 1845
 * Tolyphus Erichson, 1845
 * Olibrosoma-group
 * Antennogasmus Gimmel, 2013
 * Malagasmus Gimmel, 2013
 * Olibrosoma Tournier, 1889
 * Litochropus-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