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.
Bibliographia Phycologica Universalis
VAN DE VIJVER, Bart, Katerina KOPALOVÁ & Ralitsa ZIDAROVA
2015 (Jun. 11)
Three new Craticula species (Bacillariophyta) from the Maritime Antarctic Region
213(1): 35-45, 35 figs.
Craticula australis, C. obaesa, C. petradeblockiana