|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||External Literature Search||Age range and collections|
Conodonta - Balognathidae
It was recombined as Neospathognathodus celloni by Nicoll and Rexroad (1969); it was recombined as Llandoverygnathus celloni by Walliser (1972) and Cooper (1977); it was recombined as Pterospathodus celloni by Männik and Aldridge (1989).
|Year||Name and author|
|1964||Spathognathodus celloni Walliser|
|1964||Ozarkodina adiutricis Walliser p. 54 figs. pl. 4, fig. 14; pl. 27, figs. 1–10; text-figs. 1a, 7h–m;|
|1969||Neospathognathodus celloni Nicoll and Rexroad p. 45 figs. pl. 2, figs. 1–4|
|1972||Llandoverygnathus celloni Walliser p. 76|
|1977||Llandoverygnathus celloni Cooper p. 1063|
|1989||Pterospathodus celloni Männik and Aldridge|
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If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.