Caliciales

Caliciales is an order of mostly lichenized fungi in the class Lecanoromycetes. It consists of two families: Caliciaceae and Physciaceae, which together contain 54 genera and more than 1200 species. The order was circumscribed by American botanist Charles Edwin Bessey in 1907.

Families and genera
, Species Fungorum (in the Catalogue of Life) accepts 2 families, 56 genera, and 910 species in the Caliciales.
 * Caliciaceae Chevall. (1826)
 * Acolium – 5 spp.
 * Acroscyphus – 1 sp.
 * Allocalicium – 1 sp.
 * Amandinea – 83 spp.
 * Australiaena – 1 sp.
 * Baculifera – 18 spp.
 * Buellia – 201 spp.
 * Calicium – 36 spp.
 * Chrismofulvea – 3 spp.
 * Ciposia – 1 sp.
 * Cratiria – 23 spp.
 * Dermatiscum – 2 sp.
 * Dermiscellum – 1 sp.
 * Dimelaena – 10 spp.
 * Diploicia – 6 spp.
 * Diplotomma – 12 spp.
 * Dirinaria – 18 spp.
 * Endohyalina – 10 sp.
 * Fluctua – 1 sp.
 * Gassicurtia – 30 spp.
 * Hafellia – 13 spp.
 * Hypoflavia – 3 spp.
 * Monerolechia – 5 spp.
 * Orcularia – 3 spp.
 * Pseudothelomma – 2 spp.
 * Pyxine – 44 spp.
 * Redonia – 1 sp.
 * Santessonia – 3 sp.
 * Sculptolumina – 5 spp.
 * Sphinctrinopsis – 1 sp.
 * Stigmatochroma – 8 spp.
 * Tetramelas – 31 spp.
 * Texosporium – 1 sp.
 * Thelomma – 2 spp.
 * Tholurna – 1 sp.
 * ''Tylophoropsis – 1 sp.


 * Physciaceae Zahlbr. (1898)
 * Anaptychia – 5 spp.
 * Awasthia – 1 sp.
 * Coscinocladium – 2 spp.
 * Culbersonia – 1 sp.
 * Heterodermia – 49 spp.
 * Hyperphyscia – 7 spp.
 * Kashiwadia – 1 sp.
 * Leucodermia – 11 spp.
 * Mobergia – 1 sp.
 * Oxnerella – 1 sp.
 * Phaeophyscia – 22 spp.
 * Phaeorrhiza – 1 sp.
 * Physcia – 43 spp.
 * Physciella – 4 spp.
 * Physconia – 15 spp.
 * Polyblastidium – 18 spp.
 * Rinodina – 132 spp.
 * Rinodinella – 3 spp.
 * Tornabea – 1 sp.