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Helcionellidae

Helcionelloida - Helcionellida - Helcionellidae

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Synonyms
Synonymy list
YearName and author
1938Helcionellidae Wenz
1960Helcionellidae Knight et al. p. 172
1975Helcionellidae Golikov and Starobogatov p. 207
1976Helcionellidae Runnegar and Jell p. 116
1979Eosoconidae Yu pp. 240, 262
1989Helcionellidae Missarzhevsky p. 171
1992Helcionellidae Wahlman
1994Helcionellidae Geyer p. 77
1996Helcionellidae Landing and Bartowski p. 752
2000Helcionellidae Feng et al. p. 373
2001Helcionellidae Parkhaev p. 136
2002Helcionellidae Landing et al. p. 298
2002Helcionellidae Parkhaev p. 34
2004Helcionellidae Gubanov et al. p. 205
2004Helcionellidae Parkhaev p. 594
2006Helcionellidae Wotte p. 149
2010Helcionellidae Parkhaev and Demidenko p. 1008
2016Helcionellidae Jacquet and Brock
2017Helcionellidae Wagner p. G

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Spiralia
Schizocoela
RankNameAuthor
phylumMollusca
classHelcionelloidaPeel 1991
orderHelcionellida
superfamilyHelcionelloidea(Wenz 1938)
familyHelcionellidae
familyHelcionellidae

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.

Diagnosis
ReferenceDiagnosis
P. Yu. Parkhaev 2001Helcionelloidea with a cap-shaped shell lacking peripheral buttress.
P. Y. Parkhaev and Y. Demidenko 2010"Shell cap-shaped, without mid-dorsal buttress."