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Tulynetes
Classification
Phylum:
Brachiopoda
Subphylum:
Rhynchonelliformea
Class:
Strophomenata
Order:
Productida
Suborder:
Chonetidina
Superfamily:
Chonetoidea
Family:
Strophochonetidae
Subfamily:
Strophochonetinae
Formal Genus Name and Reference:
Tulynetes Racheboeuf & TONG-DZUY, 2000, p. 1048
Type Species:
Chonetes hoabinhensis MANSUY, 1914, p. 58, OD
Images
(Click to enlarge in a new window)
Fig. 1743, 4a-c. *T. hoabinhensis (Mansuy), ventral exterior, dorsal exterior, dorsal interior, x3 (Racheboeuf & Tong-Dzuy, 2000).
Synonyms
Geographic Distribution
Vietnam
Age Range
Beginning Stage in Treatise Usage:
Lower Devonian
Beginning International Stage:
Lochkovian
Fraction Up In Beginning Stage:
0
Beginning Date:
419
Ending Stage in Treatise Usage:
Lower Devonian
Ending International Stage:
Emsian
Fraction Up In Ending Stage:
100
Ending Date:
394.3
Description
Shell medium, costellate with median enlarged costa variably developed, in ventral valve only or in both valves, spines orthomorph perpendicular, with two proximal spines lacking on left side, ventral interior with relatively short, laterally elongated, subrectangular hinge teeth, dorsal interior with strongly bilobed and dorsally geniculated cardinal process, elevated above valve floor, breviseptum-like, often spinose median ridge, and medially well-developed endospines, long, narrow, posteriorly bent inner socket ridges
References
Museum or Author Information
Classification
Phylum:
Brachiopoda
Subphylum:
Rhynchonelliformea
Class:
Strophomenata
Order:
Productida
Suborder:
Chonetidina
Superfamily:
Chonetoidea
Family:
Strophochonetidae
Subfamily:
Strophochonetinae
Formal Genus Name and Reference:
Tulynetes Racheboeuf & TONG-DZUY, 2000, p. 1048
Type Species:
Chonetes hoabinhensis MANSUY, 1914, p. 58, OD
Images
(Click to enlarge in a new window)
Fig. 1743, 4a-c. *T. hoabinhensis (Mansuy), ventral exterior, dorsal exterior, dorsal interior, x3 (Racheboeuf & Tong-Dzuy, 2000).
Synonyms
Geographic Distribution
Vietnam
Age Range
Beginning Stage in Treatise Usage:
Lower Devonian
Beginning International Stage:
Lochkovian
Fraction Up In Beginning Stage:
0
Beginning Date:
419
Ending Stage in Treatise Usage:
Lower Devonian
Ending International Stage:
Emsian
Fraction Up In Ending Stage:
100
Ending Date:
394.3
Description
Shell medium, costellate with median enlarged costa variably developed, in ventral valve only or in both valves, spines orthomorph perpendicular, with two proximal spines lacking on left side, ventral interior with relatively short, laterally elongated, subrectangular hinge teeth, dorsal interior with strongly bilobed and dorsally geniculated cardinal process, elevated above valve floor, breviseptum-like, often spinose median ridge, and medially well-developed endospines, long, narrow, posteriorly bent inner socket ridges