AlgaeBase Taxonomic Thesaurus
Taxon Search
Taxon:
Display authors
Match on whole words
Display full tree below family
Display species with subgenera
  Chromista
      Haptophyta
            Coccolithophyceae
              Prymnesiophycidae
                    Coccolithales
                            Calcidiscaceae
                                     Calcidiscus
                                             Calcidiscus leptoporus
                                                   [Calcidiscus quadriforatus]
                                                   [Coccolithus leptoporus]
                                                   [Coccosphaera leptopora]
                                                   Calcidiscus leptoporus f. rigidus
                                                         [Crystallolithus rigidus]
                                               Calcidiscus leptoporus subsp. quadriperforatus
                                                     [Calcidiscus quadriperforatus]
                                                     [Syracolithus quadriperforatus]
                                                     [Syracosphaera quadriperforata]
                                     Cycloplacolithus
                                     Hayaster
                                             Hayaster perplexus
                                                   [Discoaster perplexus]
                                     Oolithotus
                                             Oolithotus antillarum
                                                   [Discolithus antillarum]
                                             Oolithotus fragilis
                                                   [Coccolithus fragilis]
                                               Oolithotus fragilis subsp. cavum
                                     Umbilicosphaera
                                             Umbilicosphaera angustiforamen
                                             Umbilicosphaera anulata
                                             Umbilicosphaera anulus
                                             Umbilicosphaera arena
                                             Umbilicosphaera cretacea
                                             Umbilicosphaera cricota
                                             Umbilicosphaera dilatata
                                             Umbilicosphaera foliosa
                                                   [Cycloplacolithus foliosus]
                                                   [Umbilicosphaera mirabilis]
                                                   [Umbilicosphaera sibogae var. foliosa]
                                             Umbilicosphaera formosa
                                             Umbilicosphaera germanica
                                             Umbilicosphaera hulburtiana
                                             Umbilicosphaera humilis
                                             Umbilicosphaera jafari
                                             Umbilicosphaera laxa
                                             Umbilicosphaera leptopora
                                             Umbilicosphaera nitescens
                                             Umbilicosphaera occidentalis
                                             Umbilicosphaera rosacea
                                             Umbilicosphaera sibogae
                                                   [Coccolithus sibogae]
                                                   [Coccosphaera sibogae]
                                             Umbilicosphaera volgensis