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Securiconus simplex

Helcionelloida - Helcionellida - Helcionellidae

Taxonomy
Bemella simplex was named by Yü (1979). It is not extant. Its type locality is Yangtzeconus priscus - Archaeospira ornata assemblage, Yangtze Gorge, Yichang, which is in a Tommotian carbonate phosphorite in the Huangshandong Formation of China.

It was recombined as Securiconus simplex by Wagner (2023).

Synonyms
Synonymy list
YearName and author
1979Bemella simplex Yü
1989Bemella simplex Qian and Bengtson pp. 116 - 117 figs. f. 76
2000Striatoconus yuluensis Feng et al. p. 370 figs. pl. 1, figs. 1-4
2023Securiconus simplex Wagner p. 5740

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
phylumMollusca
RankNameAuthor
classHelcionelloidaPeel 1991
orderHelcionellida
superfamilyHelcionelloidea(Wenz 1938)
familyHelcionellidae
genusSecuriconus
speciessimplex()

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.

†Securiconus simplex Yü 1979
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Invalid names: Striatoconus yuluensis Feng et al. 2000 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: aragonitec
Entire body: yess
Adult length: 1.0 to < 10s
Adult width: 0.1 to < 1.0s
Adult height: 0.1 to < 1.0s
Thickness: thins
Folds: nones
Ribbing: minors
Spines: nones
Internal reinforcement: nones
Environment: marinec
Locomotion: slow-movingf
Life habit: low-level epifaunalf
Diet: detritivoref
Vision: limitedc
Created: 2009-03-03 21:27:46
Modified: 2009-03-03 23:27:46
Source: s = species, f = family, c = class
References: Hendy et al. 2009, Feng et al. 2000, Hendy 2009

Age range: base of the Meishucunian to the top of the Tommotian or 530.70000 to 521.00000 Ma

Collections (20 total)


Time interval Ma Country or state Original ID and collection number
Nemakit-Daldynian538.8 - 525.5China (Yunnan) Bemella simplex (171896 171898 171899)
Cambrian538.8 - 485.4China (Yunnan) Bemella simplex (201548 201549 201552 201563 201572 201585 201590 201591 201594)
Meishucunian - Nemakit-Daldynian530.7 - 525.5China (Yunnan) Striatoconus yuluensis (87093)
Meishucunian530.7 - 521.0China (Yunnan) Bemella simplex (201521 201523)
Meishucunian - Tommotian530.7 - 521.0China (Yunnan) Bemella simplex (50504 96449)
Tommotian525.5 - 521.0China (Hubei) Bemella simplex (type locality: 56807 56808)
Tommotian525.5 - 521.0China (Yunnan) Bemella simplex (171902)