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Periodon aculeatus

Conodonta - Ozarkodinida

Taxonomy
Periodon aculeatus was named by Hadding (1913). It is the type species of Periodon.

Sister species lacking formal opinion data
P. flabellum

Synonyms
  • Loxognathus flabellata was named by Graves and Ellison (1941).

    It was synonymized subjectively with Periodon aculeatus by Bradshaw (1969).
Synonymy list
YearName and author
1913Periodon aculeatus Hadding p. 33 figs. pl. 1 f. 14
1941Loxognathus flabellata Graves and Ellison p. 12 figs. pl. 2, figs. 29

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
phylumChordataHaeckel 1874
RankNameAuthor
subphylumConodontophorida()
classConodontaPander 1856
orderOzarkodinidaDzik 1976
genusPeriodonHadding 1913
speciesaculeatusHadding 1913

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.

†Periodon aculeatus Hadding 1913
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Invalid names: Periodon flabellata Graves and Ellison 1941 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: hydroxyapatitec
Locomotion: actively mobilec
Life habit: nektonicc
Diet: carnivorec
Vision: well-developedc
Created: 2005-02-03 07:48:42
Modified: 2010-02-12 04:00:46
Source: c = class
Reference: Aberhan 1992

Age range: base of the Early/Lower Ordovician to the top of the Whiterockian or 485.40000 to 457.30000 Ma

Collections (36 total)


Time interval Ma Country or state Original ID and collection number
Early/Lower Ordovician485.4 - 470.0Canada (British Columbia) Periodon aculeatus (177763 177765 177769 177771 177772 177773)
Early/Lower Ordovician485.4 - 470.0Svalbard and Jan Mayen Periodon aculeatus (186595 186596)
Whiterockian470.0 - 457.3USA (Nevada) Periodon aculeatus (80054)
Llanvirn468.0 - 458.4Canada (Northwest Territories) Periodon aculeatus (25753)
Darriwilian467.3 - 458.4Russian Federation (Gorny Altai) Periodon aculeatus (194972)
Darriwilian467.3 - 458.4Russian Federation (Siberia) Periodon aculeatus (206166)
Darriwilian467.3 - 458.4Canada (British Columbia) Periodon aculeatus (177959 177960 177962 177963 177964 177966)
Lasnamagi463.5 - 460.9Sweden (Jämtland) Periodon aculeatus (210655)
Sandbian458.4 - 453.0China Periodon aculeatus (203614 203615)
Sandbian458.4 - 453.0China (Inner Mongolia) Periodon aculeatus (222720 222721 222722 222723 222724)
Sandbian458.4 - 453.0Norway Periodon aculeatus (203616 203617)
Sandbian458.4 - 453.0China (Zhejiang) Periodon aculeatus (203714)
Aurelucian - Cheneyan458.4 - 451.3United Kingdom Periodon aculeatus (187088)
Late/Upper Ordovician458.4 - 443.8Canada (British Columbia) Periodon aculeatus (177796 177797 177798 177799 177800)
Kukruse458.0 - 456.8Sweden (Skania) Periodon aculeatus (203706)