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Maikhanellidae

Maikhanellidae

Taxonomy
Maikhanellidae was named by Missarzhevsky (1989) [AUTHORITY: Authorship uncertain. Sometimes this is attributed to an unknown Zhellago 1982 paper, but other times it is attributed to Missarzhevsky's 1989 work.].

It was assigned to Monoplacophora by Feng et al. (2001) and Parkhaev and Demidenko (2010); and to Mollusca by Kouchinsky et al. (2017) and Wagner (2023).

Synonyms
Synonymy list
YearName and author
1989Maikhanellidae Missarzhevsky
1990Purellidae Vassiljeva p. 208
2001Maikhanellidae Feng et al. p. 206
2001Purellinae Feng et al. p. 208
2010Maikhanellidae Parkhaev and Demidenko p. 993
2017Maikhanellidae Kouchinsky et al. p. 359
2023Maikhanellidae Wagner

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Spiralia
RankNameAuthor
superphylumLophotrochozoa
phylumMollusca
familyMaikhanellidae
familyMaikhanellidae

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. †Maikhanellidae Missarzhevsky 1989
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G. †Aegides
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Aegides ageneris Jiang 1980
Aegides seperbes Jiang 1980
G. †Canopoconus Luo et al. 1982
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Canopoconus calvatus Luo et al. 1982
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Invalid names: Emeiconus lepidites He and Yang 1982 [synonym], Scenella squamosa Chen and Xiong 1983 [synonym]
Canopoconus superatus Feng et al. 2001
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Invalid names: Canopoconus cambrinus Luo et al. 1982 [synonym], Lepidites emeishanensis Zhong 1977 [synonym], Lepidites imbricatus Jiang 1980 [synonym], Mediata kunyangensis Feng et al. 2001 [synonym], Ramentoides latispinus Feng et al. 2001 [synonym]
Invalid names: Cassidina Jiang 1980 [synonym], Emeiconus He and Yang 1982 [synonym], Jiangia Starobogatov and Moskalev 1987 [synonym], Lepidites Zhong 1977 [nomen dubium], Mediata Feng et al. 2001 [synonym], Ramenta Luo et al. 1982 [synonym], Ramentoides Feng et al. 2001 [synonym]
G. †Jakobina Kerber 1988
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Jakobina marcouensis Kerber 1988
G. †Purella Missarzhevsky 1974
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Purella antiqua Kiær 1916
Purella arcana Val'kov 1987
Purella atypica Missarzhevsky 1980
Purella cristata Missarzhevsky 1974
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Invalid names: Purella dzhandica Pelman et al. 1990 [synonym]
Purella gracilis Voronin et al. 1982
Purella insueta Missarzhevsky and Mambetov 1981
Purella layracensis Kerber 1988
Purella squamulosa Qian and Bengtson 1989
Invalid names: Maikhanella Voronin et al. 1982 [synonym], Rozanoviella Missarzhevsky 1980 [synonym]
G. †Xiadongoconus Yü 1979
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Invalid names: Cassidina pristinis Jiang 1980 [synonym]
G. †Yunnanopleura Yü 1987
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Yunnanopleura accurata Bokova 1985
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Invalid names: Yunnanopleura biformis Yu 1987 [synonym]
Invalid names: Maikhanellinae Feng et al. 2001 [empty], Purellidae Vassiljeva 1990 [synonym]
Diagnosis
ReferenceDiagnosis
P. Y. Parkhaev and Y. Demidenko 2010"Shell cap-shaped, usually with posterior (rarely with both posterior and anterior) mid-dorsal buttress. Apex central or shifted anteriorly, sometimes projects over anterior apertural margin. Aperture from circular to oval, elliptical or pyriform. External shell ornamentation scaly, more prominent in apical area. Apex always smooth."