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Pentlandina
Classification
Phylum:
Brachiopoda
Class:
Strophomenata
Order:
Strophomenida
Superfamily:
Strophomenoidea
Family:
Furcitellinae
Formal Genus Name and Reference:
Pentlandina BANCROFT, 1949, p. 13
Type Species:
Strophomena (P.) tartana, OD
Images
(Click to enlarge in a new window)
Fig. 144, 2a–d. *P. tartana, Llandovery (Telychian) Beds, North Esk Inlier, Pentland Hills, Borders region, Scotland; a,b, ventral internal mold, latex cast, BMNH B 8485, ×2; c,d, dorsal internal mold, latex cast, BMNH BB 31450, ×3 (new).
Synonyms
Geographic Distribution
Europe, North America, China
Age Range
Beginning Stage in Treatise Usage:
Silurian (Telychian)
Beginning International Stage:
Telychian
Fraction Up In Beginning Stage:
0
Beginning Date:
438.59
Ending Stage in Treatise Usage:
Silurian (Wenlock)
Ending International Stage:
Homerian
Fraction Up In Ending Stage:
100
Ending Date:
426.74
Description
Transverse to subtriangular outline, biconvex profile with strong dorsal fold, ventral sulcus, parvicostellate ornament that breaks distinctive small, regular rugae, open delthyrium with small pseudodeltidial plates, vestigial chilidium, strong teeth, dental plates merging with elevated muscle-bounding ridges not quite uniting anteriorly, strong, short, curved socket ridges, short notothyrial platform, prominent dorsal side septa, small central median ridge
References
Museum or Author Information
Classification
Phylum:
Brachiopoda
Class:
Strophomenata
Order:
Strophomenida
Superfamily:
Strophomenoidea
Family:
Furcitellinae
Formal Genus Name and Reference:
Pentlandina BANCROFT, 1949, p. 13
Type Species:
Strophomena (P.) tartana, OD
Images
(Click to enlarge in a new window)
Fig. 144, 2a–d. *P. tartana, Llandovery (Telychian) Beds, North Esk Inlier, Pentland Hills, Borders region, Scotland; a,b, ventral internal mold, latex cast, BMNH B 8485, ×2; c,d, dorsal internal mold, latex cast, BMNH BB 31450, ×3 (new).
Synonyms
Geographic Distribution
Europe, North America, China
Age Range
Beginning Stage in Treatise Usage:
Silurian (Telychian)
Beginning International Stage:
Telychian
Fraction Up In Beginning Stage:
0
Beginning Date:
438.59
Ending Stage in Treatise Usage:
Silurian (Wenlock)
Ending International Stage:
Homerian
Fraction Up In Ending Stage:
100
Ending Date:
426.74
Description
Transverse to subtriangular outline, biconvex profile with strong dorsal fold, ventral sulcus, parvicostellate ornament that breaks distinctive small, regular rugae, open delthyrium with small pseudodeltidial plates, vestigial chilidium, strong teeth, dental plates merging with elevated muscle-bounding ridges not quite uniting anteriorly, strong, short, curved socket ridges, short notothyrial platform, prominent dorsal side septa, small central median ridge