PBDB Taxon

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

Rhipidomella cordialis

Rhynchonellata - Orthida - Rhipidomellidae

Taxonomy

Rhipidomella cordialis was named by Grant (1976). Its type specimen is USNM 211638, a shell (Articulated shell), and it is not a trace fossil.

Sister species lacking formal opinion data

R. cyclas, R. dalyana, R. hamoni, R. hybrida, R. leucosia, R. myosa, R. nevadensis, R. newalbanensis, R. penelope, R. plana, R. subcordiformis, R. tenuicosta

Synonymy list

Year	Name and author
1976	Rhipidomella cordialis Grant pp. 37-41 figs. Pl 2, figs 31-41; pl 3, figs 1-53
1986	Rhipidomella cordialis Li et al. p. 217 figs. Pl 7, fig 1

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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	Orthida	Schuchert and Cooper 1932
suborder	Dalmanellidina	Moore 1952
superfamily	Dalmanelloidea	Schuchert 1913
family	Rhipidomellidae	Schuchert 1913
subfamily	Rhipidomellinae	Schuchert 1913
genus	Rhipidomella
species	cordialis

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.

†Rhipidomella cordialis Grant 1976

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Diagnosis

No diagnoses are available

Measurements

part	N	mean	minimum	maximum	median	s.d.
shell height	30	3.83	0.800	8.10	4.15	2.00

Composition:

low Mg calcitep

Entire body:

yesg

Adult length:

10 to < 100g

Adult width:

10 to < 100g

Adult height:

1.0 to < 10g

Folds:

noneg

Ribbing:

minorg

Spines:

noneg

Internal reinforcement:

noneg

Environment:

marineuc

Locomotion:

stationaryo

Attached:

yeso

Life habit:

epifaunalo

Diet:

suspension feedero

Vision:

blindc

Created:

2009-06-04 08:36:03

Modified:

2009-06-04 10:36:03

Source: g = genus, o = order, c = class, p = phylum, uc = unranked clade

References: Hendy 2009, Aberhan et al. 2004, Nesnidal et al. 2013

Age range: base of the Kungurian to the top of the Wordian or 283.30000 to 264.28000 Ma

Collections (15 total)

Time interval	Ma	Country or state	Original ID and collection number
Kungurian	283.3 - 274.4	China (Guangxi)	Rhipidomella cordialis (134341 134344)
Roadian	274.4 - 266.9	Thailand (Ratchaburi)	Rhipidomella cordialis (40936)
Roadian	274.4 - 266.9	Thailand (Trang)	Rhipidomella cordialis (40869 40871 40872 40874 40875 40877 40878 40879 40894 40898 40899)
Wordian	266.9 - 264.28	Thailand (Ratchaburi)	Rhipidomella sp. (40954)