PBDB Taxon

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

Ptychopleurella

Rhynchonellata - Orthida - Hesperorthidae

Taxonomy

Ptychopleurella was named by Schuchert and Cooper (1931). Its type is Orthis bouchardi.

It was assigned to Glyptorthinae by Rõõmusoks (1964), Wright (1964), Bassett and Cocks (1974), Mitchell (1977), Wright (1982), Potter (1990); to Dolerorthinae by Jin and Chatterton (1997); and to Hesperorthidae by Williams et al. (2000), Rubel (2011).

Species lacking formal opinion data

P. alata, P. bassleri, P. cymbella, P. forticostata, P. globularis, P. glypta, P. revivisicens, P. rugiplicata, P. sublamellosa

Synonymy list

Year	Name and author
1931	Ptychopleurella Schuchert and Cooper
1964	Ptychopleurella Rõõmusoks
1964	Ptychopleurella Wright
1974	Ptychopleurella Bassett and Cocks
1977	Ptychopleurella Mitchell
1982	Ptychopleurella Wright
1990	Ptychopleurella Potter
1997	Ptychopleurella Jin and Chatterton
2000	Ptychopleurella Williams et al. p. 740
2011	Ptychopleurella Rubel

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

Rank	Name	Author
phylum	Brachiopoda	Cuvier 1805
subphylum	Rhynchonelliformea	Williams et al. 1996
class	Rhynchonellata	Williams et al. 1996
order	Orthida	Schuchert and Cooper 1932
suborder	Orthidina	Schuchert and Cooper 1932
superfamily	Orthoidea	Woodward 1852
family	Hesperorthidae	Schuchert and Cooper 1931
genus	Ptychopleurella	Schuchert and Cooper 1931

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. †Ptychopleurella Schuchert and Cooper 1931

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†Ptychopleurella aleksandrovae Nikitin et al. 1996

†Ptychopleurella angulaticostata Jin and Chatterton 1997

†Ptychopleurella arthuri Pestana 1960

†Ptychopleurella bouchardi Davidson 1847

†Ptychopleurella decretoria Percival 1991

†Ptychopleurella emarginata Wright 1982

†Ptychopleurella erecta Rubel 1962

†Ptychopleurella kleinhamplei Ross and Barnes 1967

†Ptychopleurella lamellosa Raymond 1905

†Ptychopleurella lapworthi Davidson 1883

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Invalid names: Glyptorthis biornata Reed 1945 [synonym]

†Ptychopleurella lenzi Zhang 1989

†Ptychopleurella mediocostata Cooper 1956

†Ptychopleurella multicostata Whittard and Barker 1950

†Ptychopleurella oklahomensis Cooper 1956

†Ptychopleurella pirguensis Rõõmusoks 1964

†Ptychopleurella porcia Billings 1859

†Ptychopleurella rectangulata Cooper 1956

†Ptychopleurella rectangulata laciniata Williams 1962

†Ptychopleurella separata Wright 1964

†Ptychopleurella sulcata Cooper 1956

†Ptychopleurella transversa Rubel 2011

†Ptychopleurella twenhofeli Wright 1964

†Ptychopleurella uniplicata Cooper 1956

Diagnosis

No diagnoses are available

Measurements

No measurements are available

Composition:

low Mg calcitep

Entire body:

yesf

Adult length:

1.0 to < 10g

Adult width:

10 to < 100g

Adult height:

1.0 to < 10g

Folds:

minorg

Ribbing:

majorg

Spines:

noneg

Internal reinforcement:

noneg

Environment:

marineuc

Locomotion:

stationaryo

Attached:

yeso

Life habit:

epifaunalo

Diet:

suspension feedero

Vision:

blindc

Comments:

BODY SIZE: Data from Williams et al (2002).g

Created:

2009-06-04 08:12:16

Modified:

2009-06-04 10:12:16

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

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

Age range: base of the Abereiddian to the top of the Zlichovian or 468.00000 to 393.47000 Ma

Collections (209 total)

Time interval	Ma	Country or state	Original ID and collection number
Oldest occurrences
Middle Ordovician	471.3 - 458.2	USA (Tennessee)	P. sp. (319)
Chazyan	471.3 - 457.3	Canada (Quebec)	Clitambonites porcia (172147 172350 172353) P. sp. (305 307 435)
Chazyan	471.3 - 457.3	USA (Tennessee)	P. globularis (186138) P. glypta (204097) P. sp. (308)
Whiterockian	471.3 - 457.3	USA (Nevada)	P. sp. (301 104278)
Whiterockian	471.3 - 457.3	USA (Oklahoma)	P. oklahomensis (203312)
Middle Ordovician - Late/Upper Ordovician	471.3 - 443.1	USA (California)	P. uniplicata (100557 100570 100571 100580 100603 100610 100613) P. uniplicata, P. mediocostata (100593)
Darriwilian	469.4 - 458.2	Russian Federation (Siberia)	P. oklachomensis (205561)
Darriwilian	469.4 - 458.2	Russian Federation (Altay)	P. oklachomensis (45983 45986)
Abereiddian	468.0 - 461.1	United Kingdom (Scotland)	P. rectangulata (164929)
Llandeilian	461.1 - 458.2	USA (California)	P. uniplicata (100561 100562)
Youngest occurrences
Time interval	Ma	Country or state	PBDB collection number
Ludfordian	425.0 - 422.7	Sweden	P. sp. (24867)
Ludfordian - Pridoli	425.0 - 419.62	USA (Oklahoma)	P. rugiplicata (26824)
Pridoli	422.7 - 419.62	USA (Oklahoma)	P. rugiplicata (170234 170243 170244 170254 170262 170263 170264 170266)
Pridoli	422.7 - 419.62	Canada (Yukon Territory)	P. sp. (26657)
Pridoli	422.7 - 419.62	USA (Nevada)	P. sp. E (180183) P. sp. F (180840 180844 181133 214871 214874 240666)
Pragian	413.02 - 410.62	Canada (Yukon)	P. sp. (25273)
Pragian	413.02 - 410.62	Australia (New South Wales)	P. cymbella, P. forticostata (25695)
Pragian	413.02 - 410.62	USA (Nevada)	P. sp. (595)
Pragian	413.02 - 410.62	Czechia (Prague)	P. sp. (12071)
Zlichovian	410.62 - 393.47	Czechia (Barrandia)	P. revivisicens (12112)