Belongs within: Coronophorales.
The Ceratostomataceae is a group of saprobic or weakly parasitic fungi often found growing on other fungi (Cannon & Kirk 2007).
Characters (from Cannon & Kirk 2007): Stromata absent. Ascomata perithecial or cleistothecial, usually translucent, yellow to pale brown, ostiolate or not, often long-necked and with smooth ostiolar setae. Interascal tissue absent. Asci clavate, thin-walled, without apical apparatus, deliquescing. Ascospores usually large, brown, usually 2-pored, non-septate, smooth to strongly ornamented, sheath absent. Anamorphs hyphomycetous.
Ceratostomataceae [Melanosporaceae]
|--Arxiomyces Cannon & Hawksw. 1983 (see below for synonymy)KC01
|--Erythrocarpon Zukal 1885EB03, KC01 [=Erythrocarpum Sacc. 1891KC01]
|--Persiciospora Cannon & Hawksw. 1982KC01
|--Pteridiosperma Krug & Jeng 1979KC01
|--Rhytidospora Jeng & Cain 1977KC01
|--Setiferotheca Matsush. 1995EB03, KC01
|--Sphaerodes Clem. 1909 [=Vittadinula (Sacc.) Clem. & Shear 1931]KC01
|--Vittatispora coorgiiHM17
|--Pustulipora Cannon 1982KC01
|--Syspastospora Cannon & Hawksw. 1982KC01
| `--S. parasiticaKC01
`--Melanospora Corda 1837 (nom. cons.) (see below for synonymy)KC01
|--M. damnosaBW64
|--M. fallaxHWB03
|--'Gonatobotrys’ simplexKC01
|--M. tiffaniiHM17
|--M. tulasneiKC01
`--M. zamiaeHWB03
Arxiomyces Cannon & Hawksw. 1983 [incl. Ceratostoma Sacc. 1876 nec Fr. 1818 nec Hermannsen 1846 (ICZN), Phaeostoma Arx & Müll. 1954 non Spach 1835]KC01
Melanospora Corda 1837 (nom. cons.) [incl. Acremoniella Sacc. 1886 (nom. illeg.), Ampullaria Sm. 1903, Auerswaldia Rabenh. 1857, Ceratostoma Fr. 1818 (nom. rej.), Desmotrichum Lév. 1843 nec Blume 1825 nec Kützing 1845 (nom. cons.), Eidamia Lindau 1904, Erostrotheca Martin & Charles 1928, Gibsonia Massee 1909, Glomerularia Karst. 1849, Gonatobotrys Corda 1839, Guttularia Oberm. 1913, Harzia Costantin 1888, Lithomyces Viala & Marsais 1930, Megathecium Link 1826 (nom. rej.), Melanosporopsis Naumov 1927, Microthecium Corda 1842, Monopodium Delacr. 1890, Nigrosphaeria Gardner 1905, Phenacopodium Debey 1849, Prachtflorella Matr. 1903, Proteophiala Cif. 1958, Rhynchomelas Clem. 1909, Sphaeroderma Fuckel 1875, Sphaeronemopsis Speg. 1910]KC01
*Type species of generic name indicated
References
[BW64] Booth, C., & J. M. Waterston. 1964. Fusarium culmorum. C.M.I. Descriptions of Pathogenic Fungi and Bacteria 26.
[EB03] Eriksson, O. E., H. O. Barah, R. S. Currah, K. Hansen, C. P. Kurtzman, G. Rambold & T. Laessøe (eds.) 2003. Outline of Ascomycota—2003. Myconet 9: 1–89.
[HWB03] Henk, D. A., A. Weir & M. Blackwell. 2003. Laboulbeniopsis termitarius, an ectoparasite of termites newly recognized as a member of the Laboulbeniomycetes. Mycologia 95 (4): 561–564.
[HM17] Hongsanan, S., S. S. N. Maharachchikumbura, K. D. Hyde, M. C. Samarakoon, R. Jeewon, Q. Zhao, A. M. Al-Sadi & A. H. Bahkali. 2017. An updated phylogeny of Sordariomycetes based on phylogenetic and molecular clock evidence. Fungal Diversity 84: 25–41.
[KC01] Kirk, P. M., P. F. Cannon, J. C. David & J. A. Stalpers. 2001. Ainsworth & Bisby’s Dictionary of the Fungi 9th ed. CAB International: Wallingford (UK).