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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Kamopanorpa rotundipennis n. sp.5
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Petromantis sp.5, "Permochorista nigromaculata n. sp." = Petromantis maculipennis5, "Permochorista venosa n. sp." = Petromantis maculipennis5, "Permochorista venosa" = Petromantis maculipennis9, "? Permochorista stigmata n. sp." = Petromantis maculipennis5, "Petromantis rossica" = Petromantis rossica9, "Petromantis punctata n. sp." = Petromantis rossica5, "Petromantis borealis" = Petromantis rossica5, "Permochorista sp." = Mesochorista5, Petrochorista distincta n. sp.5, Oochorista gunderseni n. gen. n. sp.5, "Agetochorista sp." = Agetopanorpa5, "Agetochorista fasciata n. sp." = Agetopanorpa fasciata5, "Agetochorista reducta n. sp." = Agetopanorpa dubia5, "Agetochorista ornata" = Agetopanorpa ornata5, "Agetochorista umbrata n. sp." = Agetopanorpa ornata5, "Agetochorista splendida n. sp." = Agetopanorpa ornata5
"Permochorista nigromaculata n. sp." = Petromantis maculipennis5 Martynov 1932 scorpionfly PIN 2455/332
"? Permochorista stigmata n. sp." = Petromantis maculipennis5 Martynov 1932 scorpionfly PIN 2455/185
"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
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Permocentropus philopotamoides n. gen. n. sp.5
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Permosisyra punctata n. sp.6, Permithonopsis sp.6, Permithonopsis ivensis n. gen. n. sp.6, Eopsychops sojanensis n. gen. n. sp.6
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Archisialis praecox n. gen. n. sp.6
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"Permoscytina tetraclada n. sp." = Archescytina tetraclada7, "Ivascytina difficilis n. gen. n. sp." = Sojanoscytina difficilis7
"Ivascytina difficilis n. gen. n. sp." = Sojanoscytina difficilis7 Martynov 1933 true bug PIN 2455/44
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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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Sojanoneura signata n. sp.8, Sojanoneura triangularis n. sp.8, Sojanoneura bimaculata8, Sojanoneura dubiosa n. sp.8, Sojanoneura furcatula n. sp.8, Prosbole "sp 3"8, Prosbole "sp 4"8, Prosbole dilatata n. sp.8, "Permocicada angustata n. sp." = Permocicadopsis angustata8, Permocicada "sp 2"8, Permocicada borealis n. sp.8, Permocicada nigronervosa2, Permocicada subtruncata n. sp.8
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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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Strephoneura tenebrosa n. sp.10
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Glaphyrophlebia iva n. sp.1
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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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