Silva Center for Phycological Documentation: Index Nominum Algarum

The INA is a card file and online reporting system maintained at the Silva Center for Phycological Documentation of the University Herbarium, University of California, Berkeley. It contains nearly 200,000 names of algae (in the broad sense). The BPU is a card file containing bibliographic references pertaining to algal taxonomy.
A working list of algal type specimens at UC is available here

Results from INA database

Astasia cyclidiopsis_('cyclodiopsis')Popov Trudy Bot. Inst. Akad. Nauk SSSR, Spor. Rast. 7: 336 1951
CYCLIDIOPSISKorshikov image
Cyclidiopsis aculeataSkvortzov & Noda image
Cyclidiopsis acusKorshikov Trudy Borodin. Biol. Stants. Petrograd. Obshch. Estestv. 4: 226 (225=R), pl. II: fig. 2 1917
Cyclidiopsis brasilianaSkvortzov & Noda image
Cyclidiopsis crescentia(Packard) Huber-Pestalozzi image
Cyclidiopsis depressaSkvortzov & Noda image
Cyclidiopsis jolyiSkvortzov & Noda invalid image
Cyclidiopsis korschikoffiiMatvienko image
Cyclidiopsis pseudomermis(Penard) Huber-Pestalozzi image
Lepocinclis cyclidiopsisM.S. Bennett & R.E. Triemer J. Eukaryotic Microbiol. 61: 168 2014