(Croatia) Yugoslavia concinnus (Campylo discus) Grunow v. [unnamed] : Cleve & Möller 148 : (Barbados) West Indies concinnus (Coscunodiscus) Roper : Cleve & Möller 319 : Cape Vankarem (Russian SFSR) Soviet Union concinnus (Coscinodiscus) W. Smith : H.L. Smith 92 : Cherbourg (Manche) France conddecorum (Triceratium) Ehrenberg : Cleve & Möller 215, 216 : Nottingham (Maryland) US confertum (Schizonema) W. Smith : H.L. Smith 458 : Santa Cruz (California) US confertum (Schizonema) W. Smith : H.L. Smith 459 : Santa Cruz (California) US Confera :: see araneosa, armillaris, biddulphia, comoides, fasciata, floccosa, flocculosa, foetida, hiemalis, inflexa, lineata, majuscula, moniliformis, nummuloides, obliquata, ochracea, orichalcea, pectinalis, punctalis, rutilans, stipitata, striatula, taeniaeformi confervace (Diadesmis) Kützing : H.L. Smith 130 : Marquesas Islands confervace (Diadesmis) Kützing : Tilden 442 : Kaliawai Stream (Hawaii) US confervace (Diadesmis) v. peregina : Cleve & Möller 138 : Oahu (Hawaii) US confervace (Navicula) (Kützing) Grunow v. peregrina Grunow : Migula 62 : Karlssruhe (Baden-Würtemberg) FRC confervoides (Fragilaria) Greville : Desmazières, ed. 1, 1452 : Falaise (Calvados) France confervoides (Fragilaria) Greville : Westendorp 800 : Bruxelles (Brabant) Belgium conjugata (Fragilaria) Kützing : Mougeot 1201 : Remiremont (Vosges) France connivens (Chaetoceros) Grunow : Cleve & Möller 118 : North Atlantic Ocean consimilis (Eunotia) Grunow : Cleve & Möller 321, 322 : Demerara River (Demerara) Guyana consimilis (Eunotia) Grunow v. subrobusta Grunow : Cleve & Möller 321, 322 : Demerara River (Demerara) Guyana consimilis (Navicula) A. Schmidt : Cleve & Möller 101 : Grip (Møre og Romsdal) Norway consimilis (Navicula) A. Schmidt : Cleve & Möller 102 : Grip (Møre og Romsdal) Norway consimilis (Navicula) A. Schmidt : Cleve & Möller 311 : Grip (Møre og Romsdal) Norway conspicua [cf] (navicula) A. Schmidt : Cleve & Möller 275 : Troy (New Hampshire) US conspicua (Navicula) A. Schmidt : Cleve & Möller 321, 322 : Demerara River (Demerara) Guyana constricta (Amphiprora) Ehrenberg : H.L. Smith 21 : Saint-Vaast-la-Hougue (Manche) France constricta (Amphiprora) Ehrenberg : H.L. Smith 33 : Courseuilles-sur-Mer (Calvados) France constricta (Amphiprora) Ehrenberg : Rabenhorst 2378 : Malmö (Malmöhus) Sweden constricta (Amphiprora) W. Smith : H.L. Smith 21 : Saint-Vaast-la-Hougue (Manche) France constricta (Amphiprora) W. Smith : Kitton 73 : Bure River (Norfolk) England constricta (Amphora) Grunow : Cleve & Möller 154, 155 : (Baleares) Spain constricta (Epithemia) : Kitton 95 : Breydon Water (Norfolk) England constricta (Epithemia) : Kitton 96 : Breydon Water (Norfolk) England constricta (Epithemia) : Rabenhorst 1718 : Buhayrat at-Timsah (Al Isma Iliyah) Egypt constricta (Epithemia) : Rabenhorst 2483 : Vera Cruz (Vera Cruz) Mexico constricta (Epithemia) : Van Heurck 12 : Blankenberge (West-Vlaanderen) Belgium constricta (Epithemia) Brébisson : Eulenstein 35 : Quistreham (Calvados) France constricta (Epithemia) Brébisson : Rabenhorst 862 : Röttschau (Leipzig) GDR constricta (Epithemia) Brébisson : Rabenhorst 2121 : Borkum (Niedersachsen) FRG constricta (Epithemia) Kützing : Rabenhorst 2043 : Kiel (Schleswig-Holstein) FRG constricta (Epithemia) W. Smith : Cleve & Möller 136 : Malmö (Malmöhus) Sweden constricta (Epithemia) W. Smith : Rabenhorst 1005 : Teuditz (Halle) GDR constricta (Epithemia) W. Smith : Rabenhorst 1717 : Buhayrat at-Timsah (Al Isma Iliyah) Egypt constricta (Epithemia) W. Smith : Rabenhorst 1720 : Newhaven (Sussex) England constricta (Epithemia) W. Smith : Van Heurck 261 : Blankenberge (West-Vlaanderen) Belgium constricta (Fragilaria) : Rabenhorst 1504 : Kutzschlin (Severočeský) Czechoslovakia constricta (Gephyria) Greville : Cleve & Möller 164, 165 : Santa Monica (California) US constricta (Navicula) Grunow : Van Heurck 103 : Coquet River (Northumberland) England constricta (Navicula) Grunow : Van Heurck 104 : The Cumbraes (Strathclyde) Scotland constricta (Nitzschia) : Kitton 70 : Bure River (Norfolk) England constricta (Nitzschia) : Mougeot 707 : (Calvados) France constricta (Nitzschia) : Rabenhorst 625 : [No locality] constricta (Nitzschia) : Rabenhorst 1503 : Wien (Niederösterreich) Austria constricta (Nitzschia) : Rabenhorst 2351 : Lethraborg (Copenhagen) Denmark constricta (Nitzschia) : Rabenhorst 2434 : Mehdjawan (Madhya Pradesh) India constricta (Nitzschia) : Rabenhorst 2437 : Reikjavik (Gulbringusysla) Iceland constricta (Nitzschia) (Gregory) [Grunow] : Cleve & Möller 256 : Lynmington (Hampshire)