Welcome to the Trilobite subsite on Invertebrate Paleontology!
Please enter a genera name to retrieve more information.
Neopagetina
Classification
Phylum:
Arthropoda
Class:
Trilobita
Order:
Agnostida
Superfamily:
Eodiscoidea
Family:
Hebediscidae
Formal Genus Name and Reference:
Neopagetina Pokrovskaya, 1960, p. 56, nom. nov. pro Pagetina Lermontova, 1940, p. 121, non BARNARD, 2009 University of Kansas Paleontological Institute 1931
Type Species:
Pagetina rjonsnitzkii Lermontova, 1940, p. 121, OD, holotype (LERMONTOVA, 1951a, pl. 3, fig. 7a), 34 / 5156, TsGM, St. Petersburg
Images
(Click to enlarge in a new window)
Fig. 244,2a,b. *N. rjonsnitzkii, Botomian, Kutorgina Formation, Siberia (Peleduy River); a, lectotype, cranidium, ×12; b, pygidium, ×7 (Lermontova, 1940).
Synonyms
Pagetina
Geographic Distribution
Russia (Siberian Platform, Mt. Altay), Mongolia, Greenland.
Age Range
Beginning Stage in Treatise Usage:
Lower Cambrian (“Lower Cambrian” in Trilobite volume of Treatise = current Cambrian Epoch 2 of international scale) (Botomian, Toyonian)
Beginning International Stage:
Cambrian Stage 3
Fraction Up In Beginning Stage:
75
Beginning Date:
516.13
Ending Stage in Treatise Usage:
Lower Cambrian (“Lower Cambrian” in Trilobite volume of Treatise = current Cambrian Epoch 2 of international scale) (Botomian, Toyonian)
Ending International Stage:
Cambrian Stage 4
Fraction Up In Ending Stage:
75
Ending Date:
510.38
Description
Glabella tapering forward to rounded anterior, preglabellar median furrow short, wide, depressed, anterior border extremely short, smooth, may be medially elongate, eye ridge anteriorly convex, librigena extremely short, LO simple, may have short occipital spine. Pygidial axis of six rings plus terminus, not reaching border furrow, pleural field with well-impressed pleural furrows, border narrow, smooth.
References
Lermontova, 1940
Museum or Author Information
Classification
Phylum:
Arthropoda
Class:
Trilobita
Order:
Agnostida
Superfamily:
Eodiscoidea
Family:
Hebediscidae
Formal Genus Name and Reference:
Neopagetina Pokrovskaya, 1960, p. 56, nom. nov. pro Pagetina Lermontova, 1940, p. 121, non BARNARD, 2009 University of Kansas Paleontological Institute 1931
Type Species:
Pagetina rjonsnitzkii Lermontova, 1940, p. 121, OD, holotype (LERMONTOVA, 1951a, pl. 3, fig. 7a), 34 / 5156, TsGM, St. Petersburg
Images
(Click to enlarge in a new window)
Fig. 244,2a,b. *N. rjonsnitzkii, Botomian, Kutorgina Formation, Siberia (Peleduy River); a, lectotype, cranidium, ×12; b, pygidium, ×7 (Lermontova, 1940).
Synonyms
Pagetina
Geographic Distribution
Russia (Siberian Platform, Mt. Altay), Mongolia, Greenland.
Age Range
Beginning Stage in Treatise Usage:
Lower Cambrian (“Lower Cambrian” in Trilobite volume of Treatise = current Cambrian Epoch 2 of international scale) (Botomian, Toyonian)
Beginning International Stage:
Cambrian Stage 3
Fraction Up In Beginning Stage:
75
Beginning Date:
516.13
Ending Stage in Treatise Usage:
Lower Cambrian (“Lower Cambrian” in Trilobite volume of Treatise = current Cambrian Epoch 2 of international scale) (Botomian, Toyonian)
Ending International Stage:
Cambrian Stage 4
Fraction Up In Ending Stage:
75
Ending Date:
510.38
Description
Glabella tapering forward to rounded anterior, preglabellar median furrow short, wide, depressed, anterior border extremely short, smooth, may be medially elongate, eye ridge anteriorly convex, librigena extremely short, LO simple, may have short occipital spine. Pygidial axis of six rings plus terminus, not reaching border furrow, pleural field with well-impressed pleural furrows, border narrow, smooth.
References
Lermontova, 1940