Also known as Iva-gora
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 Gundersen in 1930; 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 111187: authorized by Matthew Clapham, entered by Jered Karr on 20.06.2011, edited by Matthew Clapham
Creative Commons license: CC BY (attribution)
Taxonomic list
Insecta | |
Permolestes gracilis n. gen. n. sp.
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"Kuloja cubitalis n. sp." = Eukuloja cubitalis
"Kuloja cubitalis n. sp." = Eukuloja cubitalis Martynov 1932 winged insect PIN 2455/3, 4; 2455/291 in Sinitshenkova 1981
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Ivahymen constrictus n. gen. n. sp.
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Coleoscytodes venosa n. gen. n. sp.8 Martynov 1935 planthopper PIN 2455/299 (310 is Coleoscyta rotundata)
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"Ivascytina difficilis n. gen. n. sp." = Sojanoscytina difficilis7, "Permoscytina tetraclada n. sp." = Archescytina tetraclada7
"Ivascytina difficilis n. gen. n. sp." = Sojanoscytina difficilis7 Martynov 1933 true bug PIN 2455/44
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Scytoneura elliptica n. gen. n. sp.8, Ivaia indistincta n. gen. n. sp.4, "Prosbolopsis simplex" = Prosbolopsis ovalis8
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Prosbole "sp 3"8, Prosbole "sp 4"8, Prosbole dilatata n. sp.8, Permocicada "sp 2"8, Permocicada borealis n. sp.8, Permocicada nigronervosa2, Permocicada subtruncata n. sp.8, Sojanoneura bimaculata8, Sojanoneura triangularis n. sp.8, Sojanoneura furcatula n. sp.8, Sojanoneura signata n. sp.8, Sojanoneura dubiosa n. sp.8, "Permocicada angustata n. sp." = Permocicadopsis angustata8
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Archisialis praecox n. gen. n. sp.6
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Strephoneura tenebrosa n. sp.10
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Glaphyrophlebia iva n. sp.1
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Eopsychops sojanensis n. gen. n. sp.6, Permosisyra punctata n. sp.6, Permithonopsis sp.6, Permithonopsis ivensis n. gen. n. sp.6
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Kamopanorpa rotundipennis n. sp.5
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Permocentropus philopotamoides n. gen. n. sp.5
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"Permochorista sp." = Mesochorista5, Petrochorista distincta n. sp.5, Petromantis sp.5, "Petromantis rossica" = Petromantis rossica9, "Petromantis punctata n. sp." = Petromantis rossica5, "Petromantis borealis" = Petromantis rossica5, "Permochorista venosa n. sp." = Petromantis maculipennis5, "Permochorista venosa" = Petromantis maculipennis9, "Permochorista nigromaculata n. sp." = Petromantis maculipennis5, "? Permochorista stigmata n. sp." = Petromantis maculipennis5, "Agetochorista reducta n. sp." = Agetopanorpa dubia5, "Agetochorista fasciata n. sp." = Agetopanorpa fasciata5, "Agetochorista sp." = Agetopanorpa5, "Agetochorista ornata" = Agetopanorpa ornata5, "Agetochorista umbrata n. sp." = Agetopanorpa ornata5, "Agetochorista splendida n. sp." = Agetopanorpa ornata5, Oochorista gunderseni n. gen. n. sp.5
"Petromantis rossica" = Petromantis rossica9 Handlirsch 1904 scorpionfly PIN 2455/172, 244, 245, 246, 3032
"Petromantis borealis" = Petromantis rossica5 Handlirsch 1904 scorpionfly PIN 2445/174, 120, 348, 167; 2445/86, 175 in Martynova, 1948
"Permochorista nigromaculata n. sp." = Petromantis maculipennis5 Martynov 1932 scorpionfly PIN 2455/332
"? Permochorista stigmata n. sp." = Petromantis maculipennis5 Martynov 1932 scorpionfly PIN 2455/185
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