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Calodiscus

Artiopoda - Agnostida - Calodiscidae

Taxonomy
Calodiscus was named by Howell (1935) [Sepkoski's age data: Cm Atda-u Cm Boto-l Sepkoski's reference number: 458,461]. It is the type genus of Calodiscidae.

It was assigned to Calodiscidae by Whittington et al. (1997), Jell and Adrain (2002); to Agnostida by Sepkoski (2002); and to Eodiscidae by Rasetti (1952), Skovsted (2006).

Synonyms
Synonymy list
YearName and author
1913Goniodiscus Raymond
1935Calodiscus Howell
1943Brevidiscus Kobayashi
1952Calodiscus Rasetti p. 440
1997Calodiscus Whittington et al. p. 390
2002Calodiscus Jell and Adrain p. 467
2002Calodiscus Sepkoski
2006Calodiscus Skovsted p. 1093

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—EcdysozoaAguinaldo et al. 1997
—Panarthropoda
RankNameAuthor
phylumArthropodaGravenhorst 1843
classArtiopodaHou and Bergstrom
orderAgnostidaSalter 1864
suborderEodiscina
familyCalodiscidaeKobayashi 1943
genusCalodiscusHowell 1935

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.

G. †Calodiscus Howell 1935
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†Calodiscus agnostoides Kobayashi 1943
†Calodiscus helena Walcott 1890
†Calodiscus lobatus Hall 1847
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Invalid names: Brevidiscus lunulatus Kobayashi 1943 [synonym], Brevidiscus troyensis Kobayashi 1943 [synonym]
†Calodiscus meeki Ford 1876
†Calodiscus schucherti Matthew 1896
†Calodiscus walcotti Rasetti 1952
Invalid names: Brevidiscus Kobayashi 1943 [synonym], Goniodiscus Raymond 1913 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Entire body: yesg
Adult length: 1.0 to < 10g
Adult width: 1.0 to < 10g
Adult height: 0.1 to < 1.0g
Folds: noneg
Ribbing: noneg
Spines: noneg
Internal reinforcement: noneg
Locomotion: slow-movingo
Life habit: epifaunalo
Diet: detritivoreo
Vision: blindg
Comments: BODY SIZE: Data from Whittington et al. (1997).g
Created: 2009-06-08 08:49:12
Modified: 2009-12-19 07:46:32
Source: g = genus, o = order
References: Hendy 2009, Kiessling 2004

Age range: base of the Duyunian to the top of the Furongian or 514.50000 to 486.85000 Ma

Collections (37 total)


Time interval Ma Country or state Original ID and collection number
Atdabanian - Lenian521.0 - 508.2Germany (Saxony) C. lobatus (6899)
Atdabanian - Toyonian521.0 - 508.2China (Gansu) C. tianshanicus (181362)
Atdabanian - Duyunian521.0 - 506.5China (Gansu) C. tianshanicus (181363)
Branchian516.2 - 506.5USA (Massachusetts) C. lobatus (56854)
Branchian516.2 - 506.5Canada (Newfoundland and Labrador) Microdiscus helena (99495)
Branchian516.2 - 506.5United Kingdom (England) C. lobatus (79931 79932)
Botomian516.0 - 512.1Kazakhstan C. korolevi (99366)
Botomian516.0 - 512.1Russian Federation C. resimus (225138)
Botomian516.0 - 512.1Russian Federation (Tuva) C. sp. (81479)
Lenian516.0 - 508.2USA (New York) C. fissifrons (189) C. lobatiis, C. theokritoffi (225082)
Dyeran515.3 - 509.7USA (New York) C. lobatus (78762 225104) Goniodiscus lobatus (225133)
Dyeran515.3 - 509.7Canada (Labrador) C. lobatus (195907)
Dyeran515.3 - 509.7Greenland C. lobatus (49458 49459 49462 49464 67779 67793)
Dyeran515.3 - 509.7Canada (Newfoundland and Labrador) C. lobatus (50783)
Dyeran515.3 - 509.7Canada (Newfoundland) C. lobatus (195905 195908 195909 195930)
Duyunian514.5 - 506.5Greenland C. lobatus (225100)
Stage 4514.5 - 506.5Sweden C. lobatus (236571 240028 240029)
Toyonian512.1 - 508.2Norway (Mjøsa) C. lobatus (174259)
Amgan508.2 - 504.5Germany C. (162994)
Solvan508.2 - 504.5Russian Federation (Kemorovo) C. fissifrons (57029)
Middle Cambrian506.5 - 497.0Italy (Iglesiente) C. foveolatus (139879)
Middle Cambrian506.5 - 497.0France (Alsace) C. foveolatus (64523)
Furongian497.0 - 486.85Svalbard and Jan Mayen C. sp., C. agnostoides (212582)