PBDB

Basic info	Taxonomic history	Classification	Relationships
Morphology	Ecology and taphonomy		Age range and collections

Dicystoconcha

Strophomenata - Productida - Permianellidae

Taxonomy

Dicystoconcha was named by Termier et al. (1974) [Sepkoski's age data: C Pn P l].

It was assigned to Permianellidae by Williams et al. (2000); and to Strophomenida by Sepkoski (2002).

Species

D. lapparenti (syn. Guangdongina perforans, Guangjiayanella guangjiayanensis, Fabulasteges pumilis, Fabulasteges planata, Tenerella usualisa, Guangdongina xiamaoensis, Guangdongina leguminiformis, Dipunctella stenosulcata)

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Synonyms

Fabulasteges was named by Liang (1990).

It was synonymized subjectively with Dicystoconcha by Shen and Tazawa (2014).
Dipunctella was named by Liang (1982) [Sepkoski's age data: P l P u Sepkoski's reference number: 881].

It was synonymized subjectively with Dicystoconcha by Williams et al. (2000).

It was assigned to Strophomenida by Sepkoski (2002).
Guangdongina was named by Mou and Liu (1989) [Sepkoski's age data: P Guad-l].

It was synonymized subjectively with Dicystoconcha by Wang and Jin (1991) and Williams et al. (2000).

It was assigned to Strophomenida by Sepkoski (2002).
Guangjiayanella was named by Yang (1984) [Sepkoski's age data: P l Sepkoski's reference number: 881].

It was synonymized subjectively with Dicystoconcha by Williams et al. (2000) and Shen and Tazawa (2014).

It was assigned to Strophomenida by Sepkoski (2002).

Synonymy list

Year	Name and author
1974	Dicystoconcha Termier et al. p. 122
1982	Dipunctella Liang p. 228
1984	Guangjiayanella Yang p. 211
1989	Guangdongina Mou and Liu p. 457
1990	Fabulasteges Liang p. 381
2000	Dicystoconcha Williams et al. p. 639
2002	Dicystoconcha Sepkoski, Jr.
2002	Dipunctella Sepkoski, Jr.
2002	Guangdongina Sepkoski, Jr.
2002	Guangjiayanella Sepkoski, Jr.

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Rank	Name	Author
kingdom	Animalia	()
—	Triploblastica
—	Eutriploblastica
—	Neotriploblastica
—	Eucoelomata
superphylum	Lophotrochozoa
—	Lophophorata
phylum	Brachiopoda	Cuvier 1805

Rank	Name	Author
subphylum	Rhynchonelliformea	Williams et al. 1996
class	Strophomenata	Williams et al 1996
order	Productida	Sarytcheva and Sokolskaya 1959
suborder	Lyttoniidina
superfamily	Permianelloidea	He and Zhu 1979
family	Permianellidae	He and Zhu 1979
genus	Dicystoconcha

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.

Diagnosis

No diagnoses are available