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

APTEAEisenack image
Aptea anaphrissa(W.A.S. Sarjeant) W.A.S. Sarjeant & L.E. Stover Grana 17: 51 1978
Aptea attadalica(Cookson & Eisenack) R.J. Davey & Verdier Palaeontology 17: 643 1974
Aptea eisenackii_('eisenacki')(R.J. Davey) R.J. Davey & Verdier Palaeontology 17: 643 1974
Aptea polymorphaEisenack image
Aptea rugulosaClarke & Verdier image
Aptea securigeraR.J. Davey & Verdier Palaeontology 17: 642, pl. 91: figs. 2, 3; text-fig. 5 1974