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Typhloproetus
Classification
Phylum:
Unknown
Class:
Trilobata
Order:
Ptychopariida
Superfamily:
Proetacea
Family:
Proetidae
Formal Genus Name and Reference:
Typhloproetus RUD. RICHTER, 1913
Type Species:
T. microdiscus
Images
(Click to enlarge in a new window)
Fig. 300, 1. *T. microdiscus, U.Dev., Austr.(Carn.Alps), 1a-c, ceph., X4 (460). —Fig. 299, 7. T. subcarintiacus (Rud. Richter), U.Dev., Ger.(Sauerland), 7a-c, ceph., pyg., x4 (461).
Synonyms
Helioproetus
Geographic Distribution
Eu.
Age Range
Beginning Stage in Treatise Usage:
Up.U.Dev.
Beginning International Stage:
Famennian
Fraction Up In Beginning Stage:
0
Beginning Date:
371.1
Ending Stage in Treatise Usage:
L.Carb.
Ending International Stage:
Serpukhovian
Fraction Up In Ending Stage:
100
Ending Date:
323.4
Description
Cephalon forming high uniform vault that includes glabella and genae, border furrow incised, glabella reaching border, long, slender, glabellar region in front of 3p furrows long, axial furrows generally obsolete, occipital ring narrowed laterally, no lobes, facial sutures coalesced, anterior sections divergent, supramarginal nearly throughout, palpebral lobes and eyes vestigial or entirely vanished, with genal spines. Pygidium elongate semicircular, vaulted, without distinct border, axis short, slender, with about 8 rings, axial ridge present, pleural fields with 6 to 10 radiating ribs, anterior segmental bands broader than posterior, pleural and interpleural furrows equally distinct.
References
Museum or Author Information
Classification
Phylum:
Unknown
Class:
Trilobata
Order:
Ptychopariida
Superfamily:
Proetacea
Family:
Proetidae
Formal Genus Name and Reference:
Typhloproetus RUD. RICHTER, 1913
Type Species:
T. microdiscus
Images
(Click to enlarge in a new window)
Fig. 300, 1. *T. microdiscus, U.Dev., Austr.(Carn.Alps), 1a-c, ceph., X4 (460). —Fig. 299, 7. T. subcarintiacus (Rud. Richter), U.Dev., Ger.(Sauerland), 7a-c, ceph., pyg., x4 (461).
Synonyms
Helioproetus
Geographic Distribution
Eu.
Age Range
Beginning Stage in Treatise Usage:
Up.U.Dev.
Beginning International Stage:
Famennian
Fraction Up In Beginning Stage:
0
Beginning Date:
371.1
Ending Stage in Treatise Usage:
L.Carb.
Ending International Stage:
Serpukhovian
Fraction Up In Ending Stage:
100
Ending Date:
323.4
Description
Cephalon forming high uniform vault that includes glabella and genae, border furrow incised, glabella reaching border, long, slender, glabellar region in front of 3p furrows long, axial furrows generally obsolete, occipital ring narrowed laterally, no lobes, facial sutures coalesced, anterior sections divergent, supramarginal nearly throughout, palpebral lobes and eyes vestigial or entirely vanished, with genal spines. Pygidium elongate semicircular, vaulted, without distinct border, axis short, slender, with about 8 rings, axial ridge present, pleural fields with 6 to 10 radiating ribs, anterior segmental bands broader than posterior, pleural and interpleural furrows equally distinct.