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

Tetraedriella verrucosa(G.M. Smith) L. Krienitz & H. Heynig Arch. Hydrobiol. Suppl. 93 (Algol. Stud. 65): 9 1992
Tetraedriella tumidula(Reinsch) L. Krienitz & H. Heynig Arch. Protistenk. 128: 155 1984
Tetraedriella gallica(P. Bourrelly) Y. Thérézien Cryptog.: Algol. 8: 146 1987
Tetraedriella polychloris var. minorTell & Pizarro Cryptogamie: Algologie 4: 179, pl. I: fig. 18 1984
Tetraedriella regularis var. minorTell & Pizarro Cryptogamie: Algologie 4: 179, pl. I: fig. 20 1984
Pseudotetraëdriella kamillaeE. Hegewald & J. Padisák in Hegewald, Padisák, & Friedl Hydrobiologia 586: 109, fig. 2 2007
TETRAEDRIELLA(Pascher) Bourrelly image
Tetraedriella acutaPascher image
Tetraedriella gallica(P. Bourrelly) Y. Thérézien image
Tetraedriella gigas(Pascher) G.M. Smith image
Tetraedriella glabrataSkvortzov & Noda image
Tetraedriella horridaPascher image
Tetraedriella impressaPascher image
Tetraedriella laevisBourrelly image
Tetraedriella limbataPascher image
Tetraedriella papillataSkvortzov & Noda image
Tetraedriella parvulaPascher image
Tetraedriella patiensRamberg image
Tetraedriella polychlorisSkuja image
Tetraedriella quadrisetaPascher image
Tetraedriella regularis(Kützing) Fott image
Tetraedriella regularis var. longispina_('longispinum')(Reinsch) Fott image
Tetraedriella skujaeSkvortzov & Noda image
Tetraedriella spinigeraSkuja image
Tetraedriella subglobosaPascher image
Tetraedriella subtriquetraSkvortzov & Noda image