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Yukoniidae
Taxonomy
Yukoniidae was named by Zhang (1980). It is not extant.
It was assigned to Agnostida by Whittington et al. (1997); and to Eodiscida by Adrain (2011).
It was assigned to Agnostida by Whittington et al. (1997); and to Eodiscida by Adrain (2011).
Synonymy list
| Year | Name and author |
|---|---|
| 1980 | Yukoniidae Zhang p. 21 |
| 1997 | Yukoniidae Whittington et al. p. 398 |
| 2011 | Yukoniidae Adrain p. 104 |
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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.
Fm. †Yukoniidae Zhang 1980
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G. †Egyngolia Korobov 1980
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†Egyngolia obtusa Korobov 1980
†Egyngolia willochra Bengtson et al. 1990
†Egyngolia zaicevi Korobov 1980
Invalid names: Mongolodiscus Korobov 1980 [synonym]
G. †Ekwipagetia Fritz 1973
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†Ekwipagetia marginata Rasetti 1967
†Ekwipagetia plicofimbria Fritz 1973
G. †Hebediscina Rasetti 1972
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†Hebediscina blagonravovi Korobov 1980
†Hebediscina longispinus Qian and Yao 1974
†Hebediscina sardoa Rasetti 1972
†Hebediscina yuqingensis Zhang et al. 1980
Invalid names: Margodiscus Korobov 1980 [synonym], Szechuanaspis [synonym], Zhenbadiscus Zhang and Zhang 1980 [synonym]
G. †Yukonia Palmer 1968
Diagnosis
No diagnoses are available