PBDB Taxon

Basic info	Taxonomic history	Classification	Included Taxa
Morphology	Ecology and taphonomy	External Literature Search	Age range and collections

Calodiscus lobatus

Artiopoda - Agnostida - Calodiscidae

Taxonomy

Agnostus lobatus was named by Hall (1847).

It was recombined as Microdiscus lobatus by Ford (1858); it was recombined as Goniodiscus lobatus by Raymond (1913) and Raymond (1913); it was recombined as Calodiscus lobatus by Rasetti (1952), Blaker and Peel (1987), Hinz (1987), Ahlberg and Bergström (1993), Skovsted (2006).

Sister species lacking formal opinion data

C. fissifrons, C. foveolatus, C. korolevi, C. lobatiis, C. resimus, C. retiferus, C. theokritoffi, C. tianshanicus

Synonyms

Brevidiscus lunulatus was named by Kobayashi (1943).

It was synonymized subjectively with Calodiscus lobatus by Rasetti (1952).
Brevidiscus troyensis was named by Kobayashi (1943).

It was synonymized subjectively with Calodiscus lobatus by Rasetti (1952).

Synonymy list

Year	Name and author
1847	Agnostus lobatus Hall p. 258 figs. pl. 57, figs. 5a-f
1858	Microdiscus lobatus Ford p. 135
1913	Goniodiscus lobatus Raymond p. 102 figs. Fig. 11
1943	Brevidiscus lunulatus Kobayashi p. 39
1943	Brevidiscus troyensis Kobayashi p. 39
1952	Calodiscus lobatus Rasetti p. 441 figs. Plate 51, figures 1 - 11
1987	Calodiscus lobatus Blaker and Peel p. 28
1987	Calodiscus lobatus Hinz p. 67 figs. pl. 7, figs. 14–16, 18, 19
1993	Calodiscus lobatus Ahlberg and Bergström p. 331
2006	Calodiscus lobatus Skovsted p. 1093

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Rank	Name	Author
kingdom	Animalia	()
—	Bilateria
—	Eubilateria	Ax 1987
—	Protostomia
—	Ecdysozoa	Aguinaldo et al. 1997
—	Panarthropoda
phylum	Arthropoda	Gravenhorst 1843

Rank	Name	Author
class	Artiopoda	Hou and Bergstrom
order	Agnostida	Salter 1864
suborder	Eodiscina
family	Calodiscidae	Kobayashi 1943
genus	Calodiscus	Howell 1935
species	lobatus	()

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.

†Calodiscus lobatus Hall 1847

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Invalid names: Brevidiscus lunulatus Kobayashi 1943 [synonym], Brevidiscus troyensis Kobayashi 1943 [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

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 Toyonian to the top of the Dyeran or 512.10000 to 509.70000 Ma

Collections (24 total)

Time interval	Ma	Country or state	Original ID and collection number
Atdabanian - Lenian	521.0 - 508.2	Germany (Saxony)	Calodiscus lobatus (6899)
Branchian	516.2 - 506.5	USA (Massachusetts)	Calodiscus lobatus (56854)
Branchian	516.2 - 506.5	United Kingdom (England)	Calodiscus lobatus (79931 79932)
Dyeran	515.3 - 509.7	Canada (Newfoundland)	Calodiscus lobatus (195905 195908 195909 195930)
Dyeran	515.3 - 509.7	Canada (Labrador)	Calodiscus lobatus (195907)
Dyeran	515.3 - 509.7	USA (New York)	Calodiscus lobatus (78762 225104) Goniodiscus lobatus (225133)
Dyeran	515.3 - 509.7	Greenland	Calodiscus lobatus (49458 49459 49462 49464 67779 67793)
Dyeran	515.3 - 509.7	Canada (Newfoundland and Labrador)	Calodiscus lobatus (50783)
Duyunian	514.5 - 506.5	Greenland	Calodiscus lobatus (225100)
Stage 4	514.5 - 506.5	Sweden	Calodiscus lobatus (236571 240028 240029)
Toyonian	512.1 - 508.2	Norway (Mjøsa)	Calodiscus lobatus (174259)