Taxa described in 1973

Eutriconodonta is an order of early mammals. Eutriconodonts existed in Asia (including pre-contact India), Africa, Europe, North and South America during the Jurassic and the Cretaceous periods. The order was named by Kermack et al. in 1973 as a replacement name for the paraphyletic Triconodonta.

Auriporia is a small genus of four species of poroid fungi in the family Fomitopsidaceae.

genus of arachnids

Donkioporia is a genus of fungi in the family Fomitopsidaceae. The genus consists of two resupinate (crust-like) species: the type Donkioporia expansa, and D. albidofusca (formerly Poria albidofusca), which was transferred to the genus in 2010.

Vanderbylia is a genus of fungi in the family Polyporaceae. It was circumscribed by British mycologist Derek Reid in 1973.

Gastropila is a genus of fungi in the family Agaricaceae. The genus, described in 1973, contains four puffball-like species distributed in the Americas.

Eopyrenula is a genus of lichen-forming fungi in the family Dacampiaceae. It comprises six species. The genus was established in 1973 by Richard C. Harris to separate these lichens from the related genus Pyrenula, based on differences in their reproductive structures and spore characteristics. Eopyrenula species are found on tree bark in temperate regions, particularly in Europe and North America, where they form thin, pale grey crusts dotted with tiny dark fruiting bodies. The genus occupies an uncertain position in fungal classification, with its family placement remaining provisional pendin

Xanthothecium is a genus of fungi within the Onygenaceae family. This is a monotypic genus, containing the single species Xanthothecium peruvianum.

Kaszabjbaloghia is a genus of tortoise mites in the family Uropodidae.