Coitocaecum macrostomum Pigulewsky, 1931 accepted as Nicolla macrostoma (Pigulewsky, 1931) Wisniewski, 1934 accepted as Nicolla skrjabini (Iwanitzky, 1928) Dollfus, 1960 (original description)
Coitocaecum ovatum Pigulewsky, 1931 accepted as Nicolla ovata (Pigulewsky, 1931) Wisniewski, 1934 accepted as Nicolla skrjabini (Iwanitzky, 1928) Dollfus, 1960 (original description)
Lebouria acerinae Pigulewsky, 1931 accepted as Plagioporus acerinae (Pigulewsky, 1931) Price, 1934 (original description)
Mordvilkovia Pigulewsky, 1931 (original description)
Mordvilkovia elongata Pigulewsky, 1931 accepted as Prosorhynchus elongatus (Pigulewsky, 1931) Kniskern, 1952 (original description)
Pleurogenes minus Pigulewsky, 1931 (original description)
Skrjabiniella uniporus (Ozaki, 1924) Pigulevsky, 1931 (new combination reference)
Stephanophiala lata Pigulewsky, 1931 accepted as Crepidostomum latum (Pigulewsky, 1931) Hopkins, 1933 (original description)