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

Geminella smithiiBourrelly image
Geminella printziiE.G. Devlin & J.W.G. Lund Cryptogamie: Algologie 3: 227 1983
Geminella printziiDevlin & J.W.G. Lund image
PALAEOGEMINELLAFairchild & J.W. Schopf image
Palaeogeminella folkiiFairchild & J.W. Schopf image
Cylindrocapsa geminella var. minorHansgirg image
Geminella minor(Nägeli) Heering in Pascher, Süssw.-Fl. 6: 41 1914
Geminella longispiraHindák Biologia, Bratislava 51: 360, figs. 29-40 1996
Geminella spirochromaHindák Biologia, Bratislava 51: 362, figs. 11-13 1996
Geminella verrucosaL. Krienitz Limnologica 19: 61-81 1988
Geminella monosporaLund Rev. Alg. n.s. 3: 42, fig. 6 1957
Geminella terricolaJ.B. Petersen Bot. Tidsskr. 42: 39, fig. 21 1932
Geminella interrupta var. cylindricaPlayfair image
Geminella crenulatocollisPrescott image
Geminella ellipsoidea(W. West) Printz Hydrobiologia 24: 52 1964
Geminella dubia(Schmidle) Printz image
Geminella ellipsoidea(W. West) Printz image
Geminella subtilissima(Lagerheim) Printz image
Geminella amphigranulata(Skuja) Ramanathan image
Geminella curta(Skuja) Ramanathan image
Geminella pulchra(Skuja) Ramanathan image
Geminella turfosa(Skuja) Ramanathan image
Geminella crenulatocollis f. filamentosaScott & Prescott image
Geminella ellipsoidea(Prescott) G.M. Smith Fresh-w. alg. U.S., ed. 2: 146 1950
Geminella spiralis(R. Chodat) G.M. Smith image
Geminella planctonica var. indicaTiwari & Pandey image
GEMINELLATurpin image
Geminella interruptaTurpin image
Geminella ordinata(W. West & G.S. West) G.S. West image
Geminella scalariformis(G.S. West) G.S. West image
Geminella scalariformis f. marinaG.S. West in F.S. Collins & Hervey Proc. Amer. Acad. Arts & Sci. 53: 31, no fig. 1917
Geminella conjunctiva(Schmidle) Wille image
Geminella flavescens(G.S. West) Wille image
Geminella irregularis(Wille) Wille image
Geminella mutabilis(Brebisson) Wille image
Cylindrocapsa geminella(Wolle) Wolle image
Hormospora geminellaWolle image
Cylindrocapsa geminellaWolle image