Schmarda LK 1859 (citation)- description from South Africa. Diesing KM 1862 (citation)- list p 238, definition and reference. Graff L v 1882 (citation)- places in Stenostomum- brief note. Sekera E 1889 (citation)- lists as Catenula quaterna. Luther A 1907 (citation)- 1/2 lateral excretory canals here? etc., discussion of characters. Marcus E 1945 (citation)- includes in his key and gives brief note on as a Catenula.
Notes from synonyms