PBDB Taxon

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Morphology	Ecology and taphonomy	External Literature Search	Age range and collections

Janiceps cadorica

Rhynchonellata - Athyridida - Athyrididae

Taxonomy

Spirifer cadoricus was named by Stache (1878).

It was recombined as Janiceps cadorica by Posenato (2001).

Sister species lacking formal opinion data

J. janiceps

Synonyms

Spirigera confinalis was named by Stache (1878).

It was synonymized subjectively with Janiceps cadorica by Posenato (2001).
Spirigera archimedis was named by Stache (1878).

It was synonymized subjectively with Janiceps cadorica by Posenato (2001).
Spirigera pusilla was named by Stache (1878).

It was synonymized subjectively with Janiceps cadorica by Posenato (2001).
Athyris globulus was named by Merla (1930) [As Athyris janiceps var. globulus].

It was synonymized subjectively with Janiceps cadorica by Posenato (2001).
Athyris humeralis was named by Merla (1930) [As Athyris janiceps var. humeralis].

It was synonymized subjectively with Janiceps cadorica by Posenato (2001).
Athyris sagitta was named by Merla (1930) [As Athyris janiceps var. sagitta].

It was synonymized subjectively with Janiceps cadorica by Posenato (2001).
Athyris irregularis was named by Merla (1930).

It was synonymized subjectively with Janiceps cadorica by Posenato (2001).

Synonymy list

Year	Name and author
1878	Spirifer cadoricus Stache
1878	Spirigera archimedis Stache
1878	Spirigera confinalis Stache
1878	Spirigera pusilla Stache
1930	Athyris globulus Merla
1930	Athyris humeralis Merla
1930	Athyris irregularis Merla
1930	Athyris sagitta Merla
2001	Janiceps cadorica Posenato p. 209 figs. Pl 2, figs 1-22; text-fig 8

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Rank	Name	Author
kingdom	Animalia	()
—	Bilateria
—	Eubilateria	Ax 1987
—	Protostomia
—	Spiralia
superphylum	Lophotrochozoa
—	Lophophorata
—	Panbrachiopoda	Carlson and Cohen 2020
phylum	Brachiopoda	Cuvier 1805

Rank	Name	Author
subphylum	Rhynchonelliformea	Williams et al. 1996
class	Rhynchonellata	Williams et al. 1996
order	Athyridida	Boucot et al. 1964
suborder	Athyrididina	Boucot et al. 1964
superfamily	Athyridoidea	McCoy 1844
family	Athyrididae	McCoy 1841
subfamily	Janicepsinae
genus	Janiceps
species	cadorica	(Stache 1878)

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.

†Janiceps cadorica Stache 1878

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Invalid names: Athyris globulus Merla 1930 [synonym], Athyris humeralis Merla 1930 [synonym], Athyris irregularis Merla 1930 [synonym], Athyris sagitta Merla 1930 [synonym], Spirigera archimedis Stache 1878 [synonym], Spirigera confinalis Stache 1878 [synonym], Spirigera pusilla Stache 1878 [synonym]

Diagnosis

No diagnoses are available

Measurements

part	N	mean	minimum	maximum	median	s.d.
shell height	4	15.8	13.8	17.6	16.1	1.58
valve height	18	7.17	4.00	12.1	7.20	1.93

Composition:

low Mg calcitep

Environment:

marineuc

Locomotion:

stationarysubo

Attached:

yesp

Life habit:

low-level epifaunalsubo

Diet:

suspension feedersubo

Vision:

blindc

Created:

2018-11-10 18:06:04

Modified:

2018-11-10 18:06:04

Source: subo = suborder, c = class, p = phylum, uc = unranked clade

References: Aberhan et al. 2004, Nesnidal et al. 2013

Age range: Changhsingian or 254.14000 to 251.90200 Ma

Collections (4 total)

Time interval	Ma	Country or state	Original ID and collection number
Changhsingian	254.14 - 251.902	Italy	Janiceps cadorica (101908 101912 101933 116439)