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Resserella matutina

Rhynchonellata - Orthida - Dalmanellidae

Taxonomy
Resserella matutina was named by Baarli (1988) [= 1982 Resserella sp. Thomsen and Baarli, pI. 1, fig. 22.]. Its type specimen is PMO 108288, a valve (brachial valve), and it is a 3D body fossil. Its type locality is Gjettum in Bærum, which is in an Aeronian marine mudstone/sandstone in the Solvik Formation of Norway.

Synonymy list
YearName and author
1988Resserella matutina Baarli pp. 1112 - 1113 figs. pl. 97 f. 1-5, 10, 11, 14, 15, 18, 19

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RankNameAuthor
kingdomAnimalia()
Triploblastica
Eutriploblastica
Neotriploblastica
Eucoelomata
superphylumLophotrochozoa
Lophophorata
phylumBrachiopodaCuvier 1805
subphylumRhynchonelliformeaWilliams et al. 1996
RankNameAuthor
classRhynchonellataWilliams et al. 1996
orderOrthidaSchuchert and Cooper 1932
suborderDalmanellidinaMoore 1952
superfamilyDalmanelloideaSchuchert 1913
familyDalmanellidaeSchuchert 1913
subfamilyResserellinaeWalmsley and Boucot 1971
genusResserellaBancroft 1928
speciesmatutina

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
B. G. Baarli 1988Transversely elliptical, planoconvex to concavoconvex with fine ribbing of elegantuloid type. Ventral beak overhanging straight hinge line. Ventral muscle field well impressed and pentagonal with vascula media divergent. Teeth strong with deep cruralfossetts. Anacline interarea and shallow, broad sulcus in brachial valve. Brachiophore processes strong, tusk-like, and with relatively small sockets for the genus. Muscle scars well impressed with posterior adductor scars larger than anterior