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

NameAuthorSourceCitationYear
Tetracyclus cruciformisG.W. Andrews image
Tetracyclus hinziaeI.W. Bishop & S.A. Spaulding Phytotaxa 205: 300, figs. 1-25, 40 2015
Tetracyclus khursevichiaeI.W. Bishop & S.A. Spaulding in Bishop et al. Beih. Nova Hedwigia 147: 269, figs. 26-32, 298-300 2018
Tetracyclus decoratusJ. Brun & Héribaud image
Tetracyclus tripartitusJ. Brun & Héribaud image
Tetracyclus floriformisCheremisinova image
Tetracyclus lacustris var. maximus_('maxima')A. Cleve image
Tetracyclus lacustris var. undulatus_('undulata')A. Cleve-Euler image
Tetracyclus chilensis(Ehrenberg) De Toni image
Tetracyclus constrictus(Ehrenberg) De Toni image
Tetracyclus gibbus(Ehrenberg) De Toni image
Tetracyclus chankaicusY. Dubrovina, M. Usoltseva, V. Pushkar, & O. Likhacheva Diatom Research 29: 112, figs. 2-28 2013
Tetracyclus emarginatus f. abnormisFontell image
Tetracyclus brauniiGrunow image
Tetracyclus castellum(Ehrenberg) Grunow image
Tetracyclus ellipticus(Ehrenberg) Grunow image
Tetracyclus linearis(Ehrenberg) Grunow image
Tetracyclus rupestris(Kützing) Grunow image
Tetracyclus costellatus(Ehrenberg) Héribaud "nob." image
Tetracyclus elegans var. eximius_('eximia')Héribaud & M. Peragallo image
Tetracyclus ellipticus var. minutissimus_('minutissima')Héribaud & M. Peragallo image
Tetracyclus emarginatus var. crassus_('crassa')Héribaud & M. Peragallo image
Tetracyclus boryanus var. minorHéribaud image
Tetracyclus emarginatus var. integrilobus_('integriloba')Héribaud image
Tetracyclus glans var. paucicostatus_('paucicostata')Héribaud image
Tetracyclus majorHéribaud image
Tetracyclus major var. acuminatus_('acuminata')Héribaud image
Tetracyclus peragalloi_('peragalli')Héribaud image
Tetracyclus peragalloi var. majorHéribaud image
Tetracyclus stellaris_('stellare')Héribaud image
Tetracyclus boryanus(Pantocsek) J. Héribaud Diat. Auvergne: 51 1893
Tetracyclus pagesii_('pagesi')Heribaud image
Tetracyclus peragalloi var. eximius_('eximia')Heribaud image
Tetracyclus lacustris var. ovalisHolmboe image
Tetracyclus lacustris var. capitatusHustedt A. Schmidt's Atlas: pl. 269: fig. 6 1911
Tetracyclus lacustris var. capitatusHustedt Abh. Naturw. Ver. Bremen 23: 96, pl. 269: fig. 6 in A. Schmidt's Atlas (1911) 1914
Tetracyclus lacustris var. elongatusHustedt A. Schmidt's Atlas: pl. 269: figs. 7, 8 1911
Tetracyclus lacustris var. elongatusHustedt Abh. Naturw. Ver. Bremen 23: 97, pl. 269: figs. 7, 8 in A. Schmidt's Atlas (1911) 1914
Tetracyclus lacustris var. rhombicusHustedt A. Schmidt's Atlas: pl. 269: figs. 4, 5 1911
Tetracyclus lacustris var. rhombicusHustedt Abh. Naturw. Ver. Bremen 23: 97, pl. 269: figs. 4, 5 in A. Schmidt's Atlas (1911) 1914
Tetracyclus lacustrus var. strumosus(Ehrenberg) Hustedt Rabenhorst's Krypt.-Fl. Deutschl., 2.Aufl., 7{2}: 14 1931
Tetracyclus eckhardti(Ehrenberg) Hustedt image
Tetracyclus ellipticus var. compressus(Ehrenberg) Hustedt image
Tetracyclus ellipticus f. constrictus_('constricta')Hustedt image
Tetracyclus ellipticus f. elongatus_('elongata')Hustedt image
Tetracyclus ellipticus f. elongatus_('elongata')Hustedt image
Tetracyclus ellipticus f. latus_('lata')Hustedt image
Tetracyclus ellipticus f. latus_('lata')Hustedt image
Tetracyclus ellipticus f. maiorHustedt image
Tetracyclus ellipticus f. minorHustedt image
Tetracyclus ellipticus f. minorHustedt image
Tetracyclus ellipticus f. subrostratus_('subrostrata')Hustedt image
Tetracyclus ellipticus f. subrostratus_('subrostrata')Hustedt image
Tetracyclus ellipticus var. clypeus(Ehrenberg) Hustedt image
Tetracyclus ellipticus var. inflatus_('inflata')Hustedt image
Tetracyclus ellipticus var. lancea(Ehrenberg) Hustedt image
Tetracyclus ellipticus var. latissimus_('latissima')Hustedt image
Tetracyclus ellipticus var. linearis(Ehrenberg) Hustedt image
Tetracyclus javanicusHustedt image
Tetracyclus lacustris var. compactusHustedt image
Tetracyclus lacustris var. elegans(Ehrenberg) Hustedt image
Tetracyclus lacustris var. tenuisHustedt image
Tetracyclus rostratusHustedt image
Tetracyclus stellaris var. eximius(Héribaud & M. Peragallo) Hustedt image
TETRACYCLUSJohn Ralfs image
Tetracyclus lacustrisJohn Ralfs image
Tetracyclus circularisJousé image
Tetracyclus jimboi(Pantocsek) Jousé image
Tetracyclus polygibbum(Pantocsek) Jousé image
Tetracyclus circulusJousé invalid image
Tetracyclus rhombicus_('rhombica')Juse image
Tetracyclus stelloidesJ.P. Kociolek, D.M. Williams & A. Danz Diatom Research 37: 108, figs. 1-20 2022
Tetracyclus ellipticus f. chilensisKrasske Arch. Hydrobiol. 35: 357, pl. X: figs. 14-19 1939
Tetracyclus subclypeusJ.Y. Li & D.M. Williams in Williams & Li Brit. Phycol. J. 25: 336, figs. 1-6 1990
Tetracyclus subclypeusJ. Li & D.M. Williams image
Tetracyclus ellipticus var. rostratus_('rostrata')J.Y. Li Acta Phytotax. Sin. 22: 232, pl. 1: 1-14 1984
Tetracyclus divisus_('divisum')(Ehrenberg) J.Y. Li J. Inst. Geol. Chinese Acad. Geol. 5: 153 1982
Tetracyclus clypeus(Ehrenberg) J.Y. Li J. Inst. Geol. Chinese Acad. Geol. 5: 152 1982
Tetracyclus dunhuanensisJ.Y. Li image
Tetracyclus ellipticus var. ovalifoliusJ.Y. Li image
Tetracyclus jaoiJ.Y. Li image
Tetracyclus navicularisJ.Y. Li image
Tetracyclus ovaliformisJ.Y. Li image
Tetracyclus shanduensisJ.Y. Li image
Tetracyclus sinensisJ.Y. Li image
Tetracyclus glans(Ehrenberg) F.W. Mills Index Diat.: 1602 1935
Tetracyclus castellum var. turris(Peragallo & Héribaud) Mills image
Tetracyclus lacustris var. lanceolatusMoiseeva image
Tetracyclus celatomOkuno image
Tetracyclus ellipticus(Ehrenberg) Grunow f. apiculatus_('apiculata') Okuno image
Tetracyclus lacustris var. fossilisPantocsek image
Tetracyclus stella(Ehrenberg) M. Peragallo & F. Héribaud image
Tetracyclus costellatus var. turrisM. Peragallo & Héribaud image
Tetracyclus tripartitus var. gracilisM. Peragallo & Héribaud image
Tetracyclus compressus(Ehrenberg) M. Peragallo image
Tetracyclus lamina(Ehrenberg) M. Peragallo image
Tetracyclus lancea(Ehrenberg) M. Peragallo image
Tetracyclus crux(Ehrenberg) Ralfs image
Tetracyclus elegans(Ehrenberg) Ralfs image
Tetracyclus rhombus(Ehrenberg) Ralfs image
Tetracyclus radiusM. Saito-Kato, T. Hayashi & Y. Tanimura Phytotaxa 24: 52, figs. 1-20 2012
EUTETRACYCLUSSchütt image
TETRACYCLUSSchütt image
Tetracyclus tingitanusSchousboe image
Tetracyclus lacustris var. baicalensisSkvortzov & Meyer image
Tetracyclus emarginatus(Ehrenberg) W. Smith image
Tetracyclus haradae_('haradaae')(Pantocsek) H. Tanaka in Tanaka, Suzuki & Nagumo Diatom 36: 55 2020
Tetracyclus japonicus(P. Petit) Tempère & Peragallo Diat. Monde Entier, ed. 2: 185 1909
Tetracyclus floriformisE.A. Tscheremissinova Nov. Sist. Nizsh. Rast. [Bot. Inst. Akad. Nauk SSSR] 8: 56, pl. II: figs. 2-4 1971
Tetracyclus tscheremissinovaeD.M. Williams & G. Reid in D.M. Williams, G. Reid, R. Flower, & N.E. Votyakova Diatom Research 17: 438, figs. 1-5 2002
Tetracyclus subdivisiumD.M. Williams & J.Y. Li Brit. Phycol. J. 25: 337, figs. 7-11 1990
Tetracyclus excentricus_(`excentricum')(Ehrenberg) D.M. Williams Brit. Phycol. J. 24: 320 1989
Tetracyclus pseudocastellumD.M. Williams Bull. Nat. Hist. Mus. [London], Bot. 27: 5, fig. 8 1997
Tetracyclus strumosus(Ehrenberg) D.M. Williams Proc. Int. Diat. Symp. 17: 441 2004
Tetracyclus kingstoniiD.M. Williams Diatom Research 23: 251, figs. 2, 3 2008
Tetracyclus subrostratus_('subrostrata')D.M. Williams Diatom Research 23: 250, fig. 1 2008
Tetracyclus jiayingii(J.Y. Li) D.M. Williams Diatom Research 23: 250 2008
Tetracyclus krasskeiD.M. Williams Phytotaxa 178: 153 2014
Tetracyclus excentricus_('excentricum')(Ehrenberg) D.M. Williams image
Tetracyclus maximumcostataWilliams, Khursevich & Flower in D.M. Williams, G.K. Khursevich, S.A. Fedenya, & R.J. Flower Proc. Int. Diatom Symp. 18: 472, figs. 10-12 2006
Tetracyclus arceliWilliams, Khursevich & Flower in D.M. Williams, G.K. Khursevich, S.A. Fedenya, & R.J. Flower Proc. Int. Diatom Symp. 18: 472, figs. 1-9 2006
Tetracyclus ellipticus var. astrochinensisZ. Zhang in Z. Zhang & Y. Qi J. Jinan University (Natural Science & Medicine Edition) 15: 1994
Tetracyclus islandicus Østrup image
Tetracyclus lewisianus Østrup image