Alcha evelinae Marcus, 1949 (additional source)
Antiboreorhynchus Karling, 1952 (original description)
Antiboreorhynchus torquatus Karling, 1952 (original description)
Austrorhynchus Karling, 1952 (original description)
Austrorhynchus pectatus Karling, 1952 (original description)
Austrorhynchus pectatus magnificus Karling, 1952 accepted as
Austrorhynchus magnificus Karling, 1952 (original description)
Austrorhynchus pectatus pectatus Karling, 1952 accepted as
Austrorhynchus pectatus Karling, 1952 (original description)
Austrorhynchus pectatus pectatus f. Doppelt Karling, 1952 accepted as
Austrorhynchus parapectatus Karling, 1977 (original description)
Austrorhynchus pectatus pectatus f. Einfach Karling, 1952 accepted as
Austrorhynchus pectatus Karling, 1952 (original description)
Austrorhynchus pectatus pectatus f. Sporn Karling, 1952 accepted as
Austrorhynchus calcareus Karling, 1977 (original description)
Austrorhynchus pectatus pectatus f. Stachel Karling, 1952 accepted as
Austrorhynchus spinosus Karling, 1977 (original description)
Austrorhynchus spinosus Karling, 1977 (additional source)
Falkla Karling, 1952 (original description)
Falkla bacillata Karling, 1952 (original description)
Fungorhynchus Karling, 1952 (original description)
Fungorhynchus pistillatus Karling, 1952 (original description)
Klattia virginiensis Kepner, Stirewalt & Ferguson, 1939 accepted as
Opisthocystis goettei (Bresslau, 1906) Sekera, 1911 (additional source)
Koinocystella Karling, 1952 (original description)
Koinocystella inermis Karling, 1952 (original description)
Phonorhynchus pearsei Ferguson, Stirewalt & Kepner, 1940 (additional source)
Placorhynchus meridionalis Karling, 1952 (original description)
Polycystis gabriellae (Marcus, 1948) Karling, 1952 (new combination reference)
Polycystis matarazzoi (Marcus, 1948) Marcus, 1954 accepted as
Paulodora matarazzoi Marcus, 1948 (additional source)
Porrocystis assimilis (Levinsen, 1879) Karling, 1952 (new combination reference)
Porrocystis drygalskii Reisinger, 1926 accepted as
Porrocystis assimilis (Levinsen, 1879) Karling, 1952 (source of synonymy)
Psammopolycystis bidens Meixner, 1938 (additional source)
Zuccaria fredelyna Marcus, 1948 accepted as
Paulodora fredelyna (Marcus, 1948) Artois & Schockaert, 1998 (additional source)