Where: Arkangelsk, Russian Federation (65.6° N, 43.7° E: paleocoordinates 33.2° N, 33.1° E)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Iva-Gora Beds Formation, Roadian (272.3 - 268.8 Ma)
• group of beds-level stratigraphic resolution
Environment/lithology: lagoonal; lithified, fine-grained sandstone
Size classes: macrofossils, mesofossils
Preservation: mold/impression
Collected by M. B. Edemskij in 1929; reposited in the PIN
Primary reference: A. V. Martynov. 1932. New Permian Palaeoptera with the discussion of some problems of their evolution. Akademiya Nauk SSSR, Trudy Paleontologicheskogo Instituta 1:1-44 [M. Clapham/J. Karr/M. Clapham]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 104993: authorized by Matthew Clapham, entered by Matthew Clapham on 13.02.2011, edited by Jered Karr
Creative Commons license: CC BY (attribution)
Taxonomic list
Insecta | |
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"Permaeschna dolloi n. gen. n. sp." = Permaeschna dolloi5, "Permaeschna proxima n. sp." = Permaeschna dolloi5
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Arctotypus sinuatus n. gen. n. sp.
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Arctocoleus ivensis n. gen. n. sp.7
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"Permopanorpa tenuis n. sp." = Permopanorpa martynovi6, "Permopanorpa angustata n. sp." = Martynopanorpa angustata6
"Permopanorpa angustata n. sp." = Martynopanorpa angustata6 Martynov 1932 scorpionfly PIN 2334/350, 255
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"? Permochorista dubiosa n. sp." = Petromantis dubiosa6, Petromantis robusta6, "Permochorista maculipennis n. sp." = Petromantis maculipennis6, "Petromantis punctata" = Petromantis rossica6, "Petromantis borealis" = Petromantis rossica6, "Petrochorista dubia n. sp." = Petromantis dubia6, "Agetochorista ? fasciata" = Agetopanorpa fasciata6, "Agetochorista dubia n. sp." = Agetopanorpa dubia6, "Agetochorista ornata n. sp." = Agetopanorpa ornata6, "Agetochorista splendida" = Agetopanorpa ornata6
"Permochorista maculipennis n. sp." = Petromantis maculipennis6 Martynov 1932 scorpionfly PIN 2334/172, second specimen is PIN 2334/47; var. major n. var.
"Petromantis borealis" = Petromantis rossica6 Handlirsch 1904 scorpionfly PIN 2334/16, 67, 59, 36, 18, 40, 176, 11, 193, 34, 189, 193, 75, 71, 189, 60, 37
"Petrochorista dubia n. sp." = Petromantis dubia6 Martynov 1932 scorpionfly PIN 2334/66; 2334/188 in Martynova, 1948
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Parachorista opposita n. sp.6
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Permosisyra latipennis n. gen. n. sp.7, Permegalomus maculipennis n. sp.7, "Permithonopsis proxima n. sp." = Permithonopsis ivensis7
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Permocrossos elongatus n. gen. n. sp.7
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Sojanoscytina minor n. sp.8
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Scytinoptera sp.9, "Anomoscyta reducta" = Scytinoptera reducta9, "Scytinoptera ivensis n. sp." = Scytinoptera reducta9
"Anomoscyta reducta" = Scytinoptera reducta9 Martynov 1928 true bug PIN 2334/176; 88 (S. ivensis in Martynov), 124 (both in Becker-Migdisova,1948)
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"Sojanoscytina latipennis n. sp." = Boreoscyta latipennis4
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Sojanoneura sp.9, Sojanoneura bimaculata n. sp.9, Sojanoneura edemskii9, Prosbole "sp 1"9, Prosbole "sp 2"9, Prosbole "sp 3"9, Prosbole ovalis n. sp.9, Prosbole reducta n. sp.9, Prosbole jucunda n. sp.9, Prosbole sojanensis n. sp.9, "Sojanoneura aberrans n. sp." = Permocicadopsis aberrans9, Permocicada "sp 1"9, Permocicada simulatrix n. sp.9, Permocicada nigronervosa3, Permocicada elliptica n. sp.9
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Permopibrocha ramosa n. gen. n. sp.9, Prosbolopsis sp.9, "Prosbolopsis ovalis n. gen. n. sp." = Prosbolopsis ovalis9, "Prosbolopsis simplex n. sp." = Prosbolopsis ovalis9
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"Euthygramma aberrans n. sp." = Euthygramma parallellum10
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"Kuloja paurovenosa n. sp." = Eukuloja cubitalis
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"Palaeothemis libelluloides n. gen. n. sp." = Permothemis libelluloides
"Palaeothemis libelluloides n. gen. n. sp." = Permothemis libelluloides Martynov 1932 winged insect PIN 2334/7
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