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

MICROHALOAKützing image
MICROHALOAKützing Phycol. General.: 169 1843
Microhaloa aurantiacaKützing image
Microhaloa botryoidesKützing image
Microhaloa firmaKützing image
Microhaloa jodesItzigsohn image
Microhaloa natansF.W. Hilse image
Microhaloa natansHilse image
Microhaloa pallidaKützing image
Microhaloa piniKützing image
Microhaloa protogenita(Biasoletto) Kützing image
Microhaloa rupestris(Lyngbye) Kützing image
Microhaloa virescens(Hassall) Kützing image