Florissant (USNM Collection) (Eocene of the United States)

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

• "shales"

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
 Araneae - Linyphiidae
Linyphia pachygnathoides n. sp.5 Petrunkevitch 1922 money spider/sheet weaver
USNM 38124
 Opiliones - Sclerosomatidae
"Phalangium lacoei n. sp." = Amauropilio lacoei5
"Phalangium lacoei n. sp." = Amauropilio lacoei5 Petrunkevitch 1922 harvestman
USNM Lacoe 38124
Insecta
 Hymenoptera - Tenthredinidae
Taeniurites fortis n. gen. n. sp.2
Taeniurites fortis n. gen. n. sp.2 Cockerell 1917 wood wasp
USNM 62542
 Hymenoptera - Xyelidae
Xyela (Xyela) florissantensis n. sp.6 Rasnitsyn 1995 sawfly
USNM 127677
 Hymenoptera - Megachilidae
Heriades priscus n. sp.2 Cockerell 1917 mason bee
USNM 62543
 Hymenoptera -
Andrena lagopus11 Latreille 1809 bee
 Hymenoptera - Formicidae
Iridomyrmex obscurans n. sp.1 Carpenter 1930 ant
USNM 78799 (Lacoe collection)
Elaeomyrmex gracilis1 Carpenter 1930 ant
USNM 78797
Elaeomyrmex coloradensis1 Carpenter 1930 ant
USNM 78798
Liometopum scudderi1 Carpenter 1930 ant
USNM 78795
Liometopum miocenicum1 Carpenter 1930 ant
USNM 78794
Miomyrmex impactus1 Cockerell 1927 ant
USNM 78796
Protazteca elongata1 Carpenter 1930 ant
USNM 78791
Protazteca quadrata1 Carpenter 1930 ant
USNM 78792
Protazteca capitata1 Carpenter 1930 ant
USNM 78793
Petraeomyrmex minimus1 Carpenter 1930 ant
USNM 78805
Lasius peritulus1 Cockerell 1927 ant
USNM 78802
Formica grandis n. sp.1 Carpenter 1930 ant
USNM 78801 (Lacoe collection)
Formica cockerelli1 Carpenter 1930 ant
USNM 78806
Formica robusta1 Carpenter 1930 ant
USNM 78800
Messor sculpturatus1 Carpenter 1930 ant
USNM 78804
Aphaenogaster mayri1 Carpenter 1930 ant
USNM 78803
 Neuroptera - Osmylidae
Osmylidia requieta Scudder 1890 lance lacewing
USNM 58681 (Gustav Hambach coll)
 Coleoptera - Carabidae
Harpalus ulomaeformis n. sp.10 Wickham 1917 ground beetle
USNM 63443
Harpalus redivivus n. sp.10 Wickham 1917 ground beetle
USNM 63444
Pterostichus walcotti8 Scudder 1900 ground beetle
USNM 59644
Amara veterata8 Scudder 1900 ground beetle
USNM 59645
Amara powellii8 Scudder 1900 ground beetle
USNM 59646
Platynus insculptipennis n. sp.10 Wickham 1917 ground beetle
USNM 63441
Cratacanthus florissantensis n. sp.10 Wickham 1917 ground beetle
USNM 63442
 Coleoptera - Dytiscidae
Agabus florissantensis n. sp.8 Wickham 1913 predaceous diving beetle
USNM 59632
 Coleoptera - Leiodidae
Anisotoma sibylla n. sp.8 Wickham 1913 round fungus beetle
USNM 59633
 Coleoptera - Staphylinidae
Miolithocharis lithographica n. gen. n. sp.8 Wickham 1913 rove beetle
USNM 59638
Aleocharopsis caseyi n. sp.8 Wickham 1913 rove beetle
USNM 59634
Aleocharopsis secunda n. sp.8 Wickham 1913 rove beetle
USNM 59635
Staphylinus vulcan n. sp.8 Wickham 1913 rove beetle
USNM 59636
Quedius chamberlini8 Scudder 1890 rove beetle
USNM 59647
Philonthus marcidulus8 Scudder 1900 rove beetle
USNM 59648
Stenus morsei8 Scudder 1900 rove beetle
USNM 59637
 Coleoptera - Scarabaeidae
Ataenius patescens8 Scudder 1900 scarab beetle
USNM 59654
Aphodius granarioides n. sp.8 Wickham 1913 scarab beetle
USNM 59655
Macrodactylus pluto8 Wickham 1912 scarab beetle
USNM 59656
Diplotaxis aurora n. sp.8 Wickham 1913 scarab beetle
USNM 59657
 Coleoptera - Lucanidae
Lucanus fossilis n. sp.8 Wickham 1913 stag beetle
USNM 59643
 Coleoptera - Ptinidae
Vrilletta monstrosa n. sp.10 Wickham 1917 spider beetle
USNM 63447
 Coleoptera - Tenebrionidae
Miostenosis lacordairei n. gen. n. sp.8 Wickham 1913 darkling beetle
USNM 59663
Platydema bethunei n. sp.8 Wickham 1913 darkling beetle
USNM 59665
Blapstinus linellii n. sp.8 Wickham 1913 darkling beetle
USNM 59664
 Coleoptera - Trogossitidae
Tenebroides corrugata n. sp.8 Wickham 1913 bark gnawing beetle
USNM 59641
 Coleoptera - Chrysomelidae
Systena florissantensis n. sp.8 Wickham 1913 leaf beetle
USNM 59660
Bruchus dormescens n. sp.8 Wickham 1913 leaf beetle
USNM 59661
Bruchus exhumatus8 Wickham 1912 leaf beetle
USNM 59661
Bruchus antaeus n. sp.10 Wickham 1917 leaf beetle
USNM 63450
 Coleoptera - Cerambycidae
Leptura ponderosissima n. sp.8, "Leptura antecurrens n. sp." = Judolia antecurrens8, "Callidium grandaevum n. sp." = Phymatodes grandaevus10, "Spondylis tertiarius n. sp." = Neandra florissantensis10
Leptura ponderosissima n. sp.8 Wickham 1913 longhorned beetle
USNM 59659
"Leptura antecurrens n. sp." = Judolia antecurrens8 Wickham 1913 longhorned beetle
USNM 59658
"Callidium grandaevum n. sp." = Phymatodes grandaevus10 Wickham 1917 longhorned beetle
USNM 63449
"Spondylis tertiarius n. sp." = Neandra florissantensis10 Wickham 1920 longhorned beetle
USNM 63448
 Coleoptera - Curculionidae
"Baris primalis n. sp." = Lithogeraeus primalis10 Wickham 1917 snout beetle
USNM 63453
Rhysosternum longirostre8 Scudder 1893 snout beetle
USNM 59678
"Coniatus evisceratus" = Listroderes evisceratus8 Scudder 1893 snout beetle
USNM 59674
Cleonus exterraneus8 Scudder 1893 snout beetle
USNM 59675
Cleonus foersteri8 Scudder 1893 snout beetle
USNM 59676
Tychius ferox n. sp.10 Wickham 1917 snout beetle
USNM 63452
"Balaninus minusculus" = Curculio minusculus8 Scudder 1893 snout beetle
USNM 59680
Dorytomus williamsi8 Scudder 1893 snout beetle
USNM 59677
Pandeleteinus nudus n. sp.10 Wickham 1917 snout beetle
USNM 63451
Geralophus fossicius8 Scudder 1893 snout beetle
USNM 59670
Geralophus saxuosus8 Scudder 1893 snout beetle
USNM 59669
Geralophus retritus8 Scudder 1893 snout beetle
USNM 59673
Geralophus lassatus8 Scudder 1893 snout beetle
USNM 59672
Geralophus antiquarius8 Scudder 1893 snout beetle
USNM 59668
Geralophus repositus8 Scudder 1893 snout beetle
USNM 59671
Evopes veneratus8 Scudder 1893 snout beetle
USNM 59667
Cryptorhynchus profusus8 Scudder 1893 snout beetle
USNM 59679
 Coleoptera - Attelabidae
"Rhynchites subterraneus" = Prodeporaides subterraneus8
"Rhynchites subterraneus" = Prodeporaides subterraneus8 Scudder 1893 tooth-nosed snout weevil
USNM 59666
 Coleoptera - Cryptophagidae
Cryptophagus bassleri n. sp.8 Wickham 1913 silken fungus beetle
USNM 59640
 Coleoptera - Laemophloeidae
Lithocoryne arcuata n. sp.8 Wickham 1913 beetle
USNM 59639
 Coleoptera - Coccinellidae
Anatis resurgens n. sp.10 Wickham 1917 ladybird beetle
USNM 63445
 Coleoptera - Cantharidae
Podabrus wheeleri8 Wickham 1909 soldier beetle
USNM 59653
Podabrus cupesoides n. sp.10 Wickham 1917 soldier beetle
USNM 63446
Chauliognathus pristinus8 Scudder 1876 soldier beetle
USNM 59652
 Coleoptera - Elateridae
Cardiophorus florissantensis9 Wickham 1916 click beetle
Cardiophorus lithographicus9 Wickham 1916 click beetle
 Coleoptera - Byrrhidae
Nosotetocus debilis8 Scudder 1900 pill beetle
USNM 59649
Byrrhus romingeri8 Scudder 1900 pill beetle
USNM 59651
Amphicyrta inhaesa8 Scudder 1900 pill beetle
USNM 59650
 Coleoptera - Buprestidae
Anthaxia exhumata n. sp.8 Wickham 1913 jewel beetle
USNM 59642
 Trichoptera -
Nebritus willistoni n. sp.4 Melander 1949 caddisfly
USNM 112553 (Lacoe coll)
 Lepidoptera - Nymphalidae
"Chlorippe wilmattae" = Doxocopa wilmattae, "Jupiteria charon n. gen. n. sp." = Jupitellia charon7
"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
 Mantodea - Mantidae
Eobruneria tessellata n. gen. n. sp.
Eobruneria tessellata n. gen. n. sp. Cockerell 1913 praying mantis
USNM 58583 (Gustav Hambach coll))
 Diptera - Bibionidae
Plecia tessella n. sp.4, Plecia explanata n. sp.2, Plecia orycta n. sp.4, "Hesperinus axelianus" = Plecia axeliana4, "Hesperinus melanderi" = Plecia melanderi4, Bibio excurvatus n. sp.4, Bibio cockerelli4, Bibio vulcanius n. sp.4, Bibio wickhami2, Bibio capnodes n. sp.4, Bibio vetus4, Bibio jamesi4, Penthetria longifurca n. sp.4, "Hesperinus immutabilis n. sp." = Penthetria immutabilis4
Plecia tessella n. sp.4 Melander 1949 love bug
USNM 112562 (Lacoe coll)
Plecia explanata n. sp.2 Cockerell 1917 love bug
USNM 62536
Plecia orycta n. sp.4 Melander 1949 love bug
USNM 112569 (Lacoe coll)
"Hesperinus axelianus" = Plecia axeliana4 Cockerell 1915 love bug
Lacoe coll
"Hesperinus melanderi" = Plecia melanderi4 Cockerell 1911 love bug
Lacoe coll (study number 246)
Bibio excurvatus n. sp.4 Melander 1949 march fly
USNM 112550 (Lacoe coll)
Bibio cockerelli4 James 1937 march fly
Lacoe coll
Bibio vulcanius n. sp.4 Melander 1949 march fly
USNM 112564, 572 (Lacoe coll)
Bibio wickhami2 Cockerell 1915 march fly
12 in Lacoe coll (three lots) from Melander, 1949
Bibio capnodes n. sp.4 Melander 1949 march fly
USNM 112565 (Lacoe coll)
Bibio vetus4 James 1937 march fly
Lacoe coll, study number 232
Bibio jamesi4 Melander 1949 march fly
USNM 112576, 9 (Lacoe coll)
Penthetria longifurca n. sp.4 Melander 1949 march fly
USNM 112551 (Lacoe coll)
"Hesperinus immutabilis n. sp." = Penthetria immutabilis4 Melander 1949 march fly
USNM 112554, 588 (Lacoe coll)
 Diptera - Mycetophilidae
Boletina hypogaea n. sp.4 Melander 1949 fungus gnat
USNM 112571 (Lacoe coll)
 Diptera -
Anthomyia persepulta n. sp.2 Cockerell 1917 fly
USNM 62541
 Diptera - Asilidae
Leptogaster prior n. sp.3 Melander 1946 grass fly
USNM 112560 (Lacoe coll)
Asilus curculionis n. sp.3 Melander 1946 robber fly
USNM 112558 (Lacoe coll)
 Diptera - Bombyliidae
Apolysis magister4, "Protophthiria atra n. sp." = Tithonomyia atra4, "Acreotrichites scopulicornis n. gen. n. sp." = Desmatomyia scopulicornis2, "Melanderella testea n. sp." = Dolichomyia testea4
Apolysis magister4 Melander 1946 bee fly
USNM 112573 (Lacoe coll)
"Protophthiria atra n. sp." = Tithonomyia atra4 Melander 1949 bee fly
USNM 112552 (Lacoe coll)
"Acreotrichites scopulicornis n. gen. n. sp." = Desmatomyia scopulicornis2 Cockerell 1917 bee fly
USNM 62537
"Melanderella testea n. sp." = Dolichomyia testea4 Melander 1949 bee fly
USNM 112553 (Lacoe coll)
 Diptera - Empididae
Empis infossa n. sp.4 Melander 1949 dagger fly
USNM 112625 (Lacoe coll)
Rhamphomyia fossa n. sp.4 Melander 1949 dagger fly
USNM 112567, 583 (Lacoe coll)
Rhamphomyia inanimata n. sp.4 Melander 1949 dagger fly
USNM 112570(586) (Lacoe coll)
Rhamphomyia hypolitha n. sp.2 Cockerell 1917 dagger fly
USNM 62538
Rhamphomyia craterae n. sp.4 Melander 1949 dagger fly
USNM 112561 (Lacoe coll)
Rhamphomyia infernalis n. sp.4 Melander 1949 dagger fly
USNM 112556 (Lacoe coll)
 Diptera - Hybotidae
Tachypeza primitiva n. sp.4 Melander 1949 dance fly
USNM 112566 (Lacoe coll)
 Diptera - Ulidiidae
Melieria atavina n. sp.2 Cockerell 1917 picture-winged fly
USNM 62540
 Diptera - Richardiidae
Urortalis caudatus n. sp.2 Cockerell 1917 fly
USNM 62539
 Diptera - Lauxaniidae
Sapromyza veterana n. sp.4 Melander 1949 fly
USNM 112557 (Lacoe coll)
 Diptera - Phoridae
"Phora cockerelli" = Spiniphora cockerelli4
"Phora cockerelli" = Spiniphora cockerelli4 Brues 1908 scuttle fly
Lacoe coll, study number 154
 Diptera - Nemestrinidae
Nemestrinidae indet.4 Macquart 1834 tangle-veined fly
Lacoe coll
 Diptera - Rhagionidae
Rhagio wheeleri4 Melander 1949 snipe fly
USNM 112574 (Lacoe coll)
Rhagio fossitius n. sp.4 Melander 1949 snipe fly
USNM 112626 (Lacoe coll)
 Diptera - Xylomyidae
Solva (Xylomya) inornata n. sp.4 Melander 1949 fly
USNM 112568 (Lacoe coll)
 Diptera - Scatopsidae
Reichertella fasciata n. sp.4 Melander 1949 minute black scavenger fly
USNM 112563 (Lacoe coll)
 Diptera - Tipulidae
Tipulidea distincta4 Scudder 1894 crane fly
Lacoe coll
Tipula limi4 Scudder 1894 crane fly
Lacoe coll
 Diptera - Cylindrotomidae
"Cyttaromyia clathrata" = Cyttaromyia princetoniana4
"Cyttaromyia clathrata" = Cyttaromyia princetoniana4 Scudder 1894 long bodied crane fly
Lacoe coll
 Diptera - Chironomidae
Diamesa extincta4 Melander 1949 non biting midge
USNM 112580, 2 (Lacoe coll)