It contains species that grow on dead wood and bark in tropical and temperate regions of the Northern Hemisphere.
Based on LSU sequence data, she demonstrated that Jobiellaceae occupies a basal position in a clade containing the Calosphaeriales and Diaporthales, in the Sordariomycetes incertae sedis.
[6] With the use of molecular clock evidence, Jobellisiales fell in the ordinal time frame (146 MYA) (Hyde et al.
[9] Sexual morph: Ascomata perithecial, basally immersed to superficial, astromatic, globose to subglobose, lageniform (shaped like a flask) to obpyriform (shape that is in outline like that of a pear), brown to black or yellowish, glabrous or slightly rugose, with a papilla or with upright neck.
Asci 8-spored, unitunicate, cylindrical to clavate, short pedicellate, with a J−, distinct, refractive, apical ring.