Where: Teller County, Colorado (38.9° N, 105.3° W: paleocoordinates 40.4° N, 97.0° W)
• coordinate based on nearby landmark
• small collection-level geographic resolution
When: Florissant Formation, Chadronian (37.2 - 33.9 Ma)
Environment/lithology: lacustrine - large; lithified, diatomaceous, tuffaceous shale
Size class: mesofossils
Preservation: adpression
Reposited in the USNM
Primary reference: T. D. A. Cockerell. 1913. Some fossil insects from Florissant, Colorado. Proceedings of the United States National Museum 44:341-346 [C. Labandeira/C. Labandeira/M. Clapham]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 124624: authorized by Matthew Clapham, entered by Matthew Clapham on 20.02.2012, edited by April Kinchloe, Amy Delelli and Jered Karr
Creative Commons license: CC BY (attribution)
Taxonomic list
Arachnida | |
Linyphia pachygnathoides n. sp.5
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"Phalangium lacoei n. sp." = Amauropilio lacoei5
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Insecta | |
Aphaenogaster mayri1, Messor sculpturatus1, Formica grandis n. sp.1, Formica cockerelli1, Formica robusta1, Lasius peritulus1, Liometopum scudderi1, Liometopum miocenicum1, Elaeomyrmex gracilis1, Elaeomyrmex coloradensis1, Miomyrmex impactus1, Petraeomyrmex minimus1, Iridomyrmex obscurans n. sp.1, Protazteca elongata1, Protazteca quadrata1, Protazteca capitata1
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Heriades priscus n. sp.2
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Xyela (Xyela) florissantensis n. sp.6
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Taeniurites fortis n. gen. n. sp.2
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Pterostichus walcotti8, Amara powellii8, Amara veterata8, Harpalus ulomaeformis n. sp.10, Harpalus redivivus n. sp.10, Platynus insculptipennis n. sp.10, Cratacanthus florissantensis n. sp.10
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Agabus florissantensis n. sp.8
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Anthaxia exhumata n. sp.8
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Lucanus fossilis n. sp.8
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Anisotoma sibylla n. sp.8
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Miolithocharis lithographica n. gen. n. sp.8, Aleocharopsis caseyi n. sp.8, Aleocharopsis secunda n. sp.8, Staphylinus vulcan n. sp.8, Philonthus marcidulus8, Quedius chamberlini8, Stenus morsei8
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"Rhynchites subterraneus" = Prodeporaides subterraneus8
"Rhynchites subterraneus" = Prodeporaides subterraneus8 Scudder 1893 tooth-nosed snout weevil USNM 59666
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Cryptorhynchus profusus8, Evopes veneratus8, Geralophus repositus8, Geralophus saxuosus8, Geralophus antiquarius8, Geralophus lassatus8, Geralophus fossicius8, Geralophus retritus8, Pandeleteinus nudus n. sp.10, "Baris primalis n. sp." = Lithogeraeus primalis10, Rhysosternum longirostre8, Cleonus foersteri8, Cleonus exterraneus8, "Coniatus evisceratus" = Listroderes evisceratus8, Tychius ferox n. sp.10, Dorytomus williamsi8, "Balaninus minusculus" = Curculio minusculus8
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Bruchus dormescens n. sp.8, Bruchus exhumatus8, Bruchus antaeus n. sp.10, Systena florissantensis n. sp.8
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"Spondylis tertiarius n. sp." = Neandra florissantensis10, "Callidium grandaevum n. sp." = Phymatodes grandaevus10, Leptura ponderosissima n. sp.8, "Leptura antecurrens n. sp." = Judolia antecurrens8
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Tenebroides corrugata n. sp.8
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Anatis resurgens n. sp.10
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Lithocoryne arcuata n. sp.8
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Cryptophagus bassleri n. sp.8
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Vrilletta monstrosa n. sp.10
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"Chlorippe wilmattae" = Doxocopa wilmattae Cockerell 1907 brush-footed butterfly USNM 58682 (Gustav Hambach coll)
"Jupiteria charon n. gen. n. sp." = Jupitellia charon7 Scudder 1889 brush-footed butterfly Lacoe 2100
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Nebritus willistoni n. sp.4
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Eobruneria tessellata n. gen. n. sp.
Eobruneria tessellata n. gen. n. sp. Cockerell 1913 praying mantis USNM 58583 (Gustav Hambach coll))
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Reichertella fasciata n. sp.4
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Anthomyia persepulta n. sp.2
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Solva (Xylomya) inornata n. sp.4
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Sapromyza veterana n. sp.4
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Urortalis caudatus n. sp.2
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Melieria atavina n. sp.2
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"Phora cockerelli" = Spiniphora cockerelli4
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Tachypeza primitiva n. sp.4
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Empis infossa n. sp.4, Rhamphomyia hypolitha n. sp.2, Rhamphomyia fossa n. sp.4, Rhamphomyia inanimata n. sp.4, Rhamphomyia craterae n. sp.4, Rhamphomyia infernalis n. sp.4
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Apolysis magister4, "Melanderella testea n. sp." = Dolichomyia testea4, "Acreotrichites scopulicornis n. gen. n. sp." = Desmatomyia scopulicornis2, "Protophthiria atra n. sp." = Tithonomyia atra4
"Acreotrichites scopulicornis n. gen. n. sp." = Desmatomyia scopulicornis2 Cockerell 1917 bee fly USNM 62537
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Boletina hypogaea n. sp.4
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Bibio vulcanius n. sp.4, Bibio jamesi4, Bibio cockerelli4, Bibio wickhami2, Bibio capnodes n. sp.4, Bibio excurvatus n. sp.4, Bibio vetus4, Plecia orycta n. sp.4, "Hesperinus axelianus" = Plecia axeliana4, "Hesperinus melanderi" = Plecia melanderi4, Plecia tessella n. sp.4, Plecia explanata n. sp.2, Penthetria longifurca n. sp.4, "Hesperinus immutabilis n. sp." = Penthetria immutabilis4
"Hesperinus immutabilis n. sp." = Penthetria immutabilis4 Melander 1949 march fly USNM 112554, 588 (Lacoe coll)
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"Cyttaromyia clathrata" = Cyttaromyia princetoniana4
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