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Yochelcionelloidea

Helcionelloida - Helcionellida

Taxonomy
Yochelcionelloidea was named by Runnegar and Jell (1976) [ranked by Parkhaev 2004b (ref# 13185)]. Its type is Yochelcionellidae.

It was assigned to Mollusca by Bouchet et al. (2005); to Helcionelliformes by Parkhaev (2002), Parkhaev and Demidenko (2010); and to Helcionellida by Wagner (2023).

Synonymy list
YearName and author
1976Yochelcionelloidea Runnegar and Jell
2002Yochelcionelloidea Parkhaev p. 35
2005Yochelcionelloidea Bouchet et al. p. 241
2010Yochelcionelloidea Parkhaev and Demidenko p. 1058
2023Yochelcionelloidea Wagner

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
RankNameAuthor
phylumMollusca
classHelcionelloidaPeel 1991
orderHelcionellida
superfamilyYochelcionelloidea
superfamilyYochelcionelloidea

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.

Superfm. †Yochelcionelloidea Runnegar and Jell 1976
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Fm. †Rugaeconidae Vassiljeva 1990
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G. †Xianfengella He and Yang 1982
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†Xianfengella prima He and Yang 1982
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Invalid names: Scutatestomaconus latus Chen and Zhang 1980 [synonym]
†Xianfengella yatesi Parkhaev 2001
Invalid names: Obscurania Vassiljeva 1990 [synonym], Rugaeconus Vassiljeva 1990 [synonym], Scutatestomaconus [synonym]
Fm. †Trenellidae Parkhaev 2001
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G. †Mackinnonia Bengtson et al. 1990
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†Mackinnonia anabarica Parkhaev 2005
†Mackinnonia corrugata Bengtson et al. 1990
G. †Parailsanella Voronova et al. 1987
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†Parailsanella acris Voronova et al. 1987
†Parailsanella inpocera Zhegallo 1983
†Parailsanella lata Parkhaev 2001
†Parailsanella murenica Esakova and Zhegallo 1996
†Parailsanella sayutinae Parkhaev 2004
Invalid names: Isitella Missarzhevsky 1989 [synonym]
G. †Trenella Parkhaev 2001
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†Trenella bifrons Parkhaev 2001
G. †Tubatoconus Feng et al. 2000
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†Tubatoconus yuluensis Feng et al. 2000
G. †Udzhella Vassiljeva 1990
Diagnosis
ReferenceDiagnosis
P. Y. Parkhaev and Y. Demidenko 2010"Shell with parietal train, transformed into siphonal groove."
Measurements
No measurements are available
Composition: aragonitec
Environment: marinec
Locomotion: slow-movingsuperf
Life habit: low-level epifaunalsuperf
Diet: grazersuperf
Vision: limitedc
Created: 2009-10-09 07:31:12
Modified: 2009-10-09 09:31:12
Source: superf = superfamily, c = class
Reference: Hendy et al. 2009

Age range: base of the Stage 2 to the top of the Dyeran or 529.00000 to 509.70000 Ma

Collections (74 total)


Time interval Ma Country or state Original ID and collection number
Nemakit-Daldynian538.8 - 525.5China (Yunnan) Xianfengella prima (171896)
Nemakit-Daldynian538.8 - 525.5Russian Federation (Khabarovsk Krai) Isitiella inpocera (50418)
Meishucunian - Nemakit-Daldynian530.7 - 525.5China (Yunnan) Tubatoconus yuluensis (87093)
Meishucunian530.7 - 521.0China (Yunnan) Xianfengella prima (201514 201515 201516 201517 201518 201519 201544 201545 201567 201572)
Meishucunian - Tommotian530.7 - 521.0China (Yunnan) Xianfengella prima (50504)
Stage 2529.0 - 521.0France (Heraultia) Xianfengella prima (234355)
Stage 2529.0 - 521.0France (Herault) Xianfengella prima (239438)
Tommotian525.5 - 521.0Russian Federation (Yakutia) Isitiella inpocera (45852 45853)
Tommotian525.5 - 521.0Russian Federation (Siberia) Isitiella inpocera (50319 50321)
Tommotian525.5 - 521.0Russian Federation (Khabarovsk Krai) Isitiella inpocera (50314)
Tommotian525.5 - 521.0Russian Federation (Sakha) Obscurania sp., Obscurania auriculata (233167)
Tommotian525.5 - 521.0China (Yunnan) Xianfengella prima (94556)
Tommotian525.5 - 521.0China (Hubei) Xianfengella prima (155445)
Atdabanian521.0 - 516.0Russian Federation (Chitinskaya oblast) Parailsanella lata (49389) Parailsanella sayutinae (49377 49388 49392) Parailsanella sayutinae, Parailsanella lata (49376 49379 49381 49390 49391)
Atdabanian521.0 - 516.0China (Shaanxi) Mackinnonia plicata (57691)
Atdabanian521.0 - 516.0Russian Federation (Siberia) Parailsanella sp. 1 (174257)
Atdabanian521.0 - 516.0Australia (South Australia) Leptostega corrugata (97740 97741 97742 97743 97744) Mackinnonia plicata (97722) Xianfengella yatesi (96454)
Atdabanian521.0 - 516.0Canada (Northwest Territories) Parailsanella acris (50170)
Montezuman520.0 - 515.3Mexico Mackinnonia corrugata (203103 203104)
Branchian516.2 - 506.5USA (Massachusetts) Helcionella abrupta (56854)
Botomian516.0 - 512.1Russian Federation (Siberia) Mackinnonia anabarica (174260) Mackinnonia sp. (97799) Parailsanella sp. 2, Mackinnonia anabarica (174258)
Botomian516.0 - 512.1Russian Federation (Chitinskaya oblast) Parailsanella lata (49383) Parailsanella sayutinae (49386) Parailsanella sayutinae, Parailsanella lata (49384)
Botomian516.0 - 512.1Antarctica Xianfengella yatesi (199522)
Botomian516.0 - 512.1Australia (South Australia) Leptostega corrugata (225121) Mackinnonia plicata (96916 96932 96959 97723 97726) Parailsanella lata (96917 156332) Trenella bifrons (50793 96914 96915 96963) Trenella bifrons, Xianfengella yatesi, Parailsanella murenica, Mackinnonia plicata (96958 97730) Xianfengella yatesi, Mackinnonia corrugata (67981)
Dyeran515.3 - 509.7Greenland Xianfengella yatesi (49458 49459 49461)
Dyeran515.3 - 509.7Greenland (Peary Land) Xianfengella yatesi (49903)
Stage 4514.5 - 506.5Greenland Xianfengella yatesi (275945)
Toyonian512.1 - 508.2Australia (South Australia) Mackinnonia plicata (96921)