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Dicoelosia jonesridgensis

Rhynchonellata - Orthida - Dicoelosiidae

Taxonomy
Dicoelosia jonesridgensis was named by Ross and Dutro (1966) [= Dicoelosia sp. Dutro & Ross 1964 53.].

Synonymy list
YearName and author
1966Dicoelosia jonesridgensis Ross and Dutro
2012Dicoelosia jonesridgensis Rasmussen et al. p. 45 figs. Plate 13, figures 10–12

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RankNameAuthor
kingdomAnimalia()
Triploblastica
Eutriploblastica
Neotriploblastica
Eucoelomata
superphylumLophotrochozoa
Lophophorata
phylumBrachiopodaCuvier 1805
RankNameAuthor
subphylumRhynchonelliformeaWilliams et al. 1996
classRhynchonellataWilliams et al. 1996
orderOrthidaSchuchert and Cooper 1932
suborderDalmanellidinaMoore 1952
superfamilyDalmanelloideaSchuchert 1913
familyDicoelosiidaeCloud 1948
genusDicoelosia
speciesjonesridgensisRoss and Dutro 1966

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
ReferenceDiagnosis
C. M. O. Rasmussen et al. 2012Shell small, concavo-convex in profile and bilobate in outline, about 90% as long as wide. Cardinal angles obtuse; maximum width near anterior margin; anterior commissure strongly uniplicate. Ventral valve evenly convex. Interarea relatively high, short and strongly apsacline; delthyrium high and relatively narrow. Dorsal valve concave. Notothyrium open and relatively wide. Ornamentation weakly costate. Internal features not preserved except for a dorsal median septum.