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Taxonomy
Hydroida was named by Johnston (1836). It is extant.
It was assigned to Hydrozoa by Taylor (1988), Waggoner and Langer (1993) and Sepkoski (2002).
It was assigned to Hydrozoa by Taylor (1988), Waggoner and Langer (1993) and Sepkoski (2002).
Synonymy list
| Year | Name and author |
|---|---|
| 1836 | Hydroida Johnston |
| 1988 | Hydroida Taylor p. 170 |
| 1993 | Hydroida Waggoner and Langer p. 256 |
| 2002 | Hydroida Sepkoski |
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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.
Or. Hydroida Johnston 1836
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G. †Archaeonectris
Subor. Calyptoblastina Allman 1871
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G. †Kristinella
G. †Mesokylix
G. †Palaeokylix
G. †Palaeotuba
G. †Protohalecium
G. †Sphenoecium
Subor. †Chondrophorina Chamisso and Eysenhardt 1821
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Fm. †Chondroplidae Wade 1971
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G. †Gelenoptron Conway Morris 1993
G. †Clyxhydra Kozlowski 1959
G. †Drevotella Nitecki and Richardson 1972
G. †Flexihydra
Subor. Gymnoblastina Bayer et al. 1956
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Fm. †Lafoeidae Hincks 1868
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G. †Mazohydra
G. †Palaeonectris
G. †Parleria
G. †Protulophila
G. †Psammactinia
G. †Rhabdohydra
Subor. Thecata Fleming 1828
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Diagnosis
No diagnoses are available