Taxa described in 1942

Perenniporia is a cosmopolitan genus of bracket-forming or crust-like polypores in the family Polyporaceae. They are dimitic or trimitic with smooth, thick-walled basidiospores and cause a white rot in affected wood.

Agonita is a genus of beetles belonging to the family Chrysomelidae. Species have been recorded from Africa and Asia.

Hyalenna is a genus of clearwing (ithomiine) butterflies described by William Trowbridge Merrifield Forbes in 1942. They are in the brush-footed butterfly family, Nymphalidae.

Cochlespiridae is a taxonomic family of predatory sea snails, marine gastropod mollusks in the superfamily Conoidea.

Mauidrillia is a genus of sea snails, marine gastropod molluscs in the family Horaiclavidae, the turrids. The genus has one known living member, Mauidrillia felina, found in the waters of South Africa. Fossils of the genus date back to the early Eocene, and are found in Australia, New Zealand, Germany and Japan.

Anguillospora is a genus of fungi belonging to the family Amniculicolaceae. It was circumscribed by Cecil Terence Ingold in 1942, with Anguillospora longissima assigned as the type species. It was found as a root endophytic fungus in the plant Equisetum scirpoides. It is related to the genera Amniculicola and Lophiostoma. The genus has a cosmopolitan distribution.

Euscelidius is a genus of leafhoppers.