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Serrodiscus speciosus

Agnostida - Weymouthiidae

Microdiscus speciosus was named by Ford (1873).

It was recombined as Eodiscus speciosus by Walcott (1916); it was recombined as Serrodiscus speciosus by Lochman (1956) and Blaker and Peel (1997).

Sister species lacking formal opinion data

Synonymy list
YearName and author
1873Microdiscus speciosus Ford p. 137 figs. 2a-b
1916Eodiscus speciosus Walcott p. 317
1956Serrodiscus speciosus Lochman pp. 381 - 382 figs. Plate 5, figures 13-21
1997Serrodiscus speciosus Blaker and Peel pp. 48 - 49 figs. 18.1-8, 10

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EubilateriaAx 1987
phylumArthropodaLatreille 1829
subphylumArtiopoda(Hou and Bergstrom)
orderAgnostidaSalter 1864
familyWeymouthiidaeKobayashi 1943
genusSerrodiscus(Richter and Richter 1941)
speciesspeciosus(Ford 1873)

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.

Serrodiscus speciosus Ford 1873
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No diagnoses are available
No measurements are available
Entire body: yesg
Adult length: 10 to < 100g
Adult width: 10 to < 100g
Adult height: 1.0 to < 10g
Spines: minorg
Locomotion: slow-movingo
Life habit: epifaunalo
Diet: detritivoreo
Vision: blindf
Created: 2009-06-08 10:16:32
Modified: 2009-06-08 12:19:21
Source: g = genus, f = family, o = order
References: Whittington et al. 1997, Hendy 2009, Kiessling 2004

Age range: base of the Atdabanian to the top of the Furongian or 521.00000 to 485.40000 Ma

Collections (8 total)

Time interval Ma Country or state Original ID and collection number
Atdabanian521.0 - 516.0Poland Serrodiscus speciosus (72261 72268)
Atdabanian521.0 - 516.0Spain Eodiscus speciosus (225087)
Dyeran515.3 - 511.2USA (New York) Eodiscus speciosus (225133) Microdiscus speciosus (203403) Serrodiscus speciosus (225104)
Furongian497.0 - 485.4Svalbard and Jan Mayen Serrodiscus speciosus (212581 212582)