Petrified fish cut (Richardson Coll) (Eocene of the United States)

Where: Wyoming (41.6° N, 109.6° W: paleocoordinates 45.5° N, 95.7° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Laney Member (Green River Formation), Bridgerian (50.3 - 46.2 Ma)

Environment/lithology: lacustrine - large; diatomite and shale

Size classes: macrofossils, mesofossils

Preservation: adpression

Collected by Richardson, Hayden

• "The insects were obtained in the first instance by Dr. Hayden, who brought home a few specimens only; next, Mr. F.C.A. Richardson placed in my hands a considerable collection;* and last summer my untiring friend Mr. P.C. Bowditch and myself spent several days working the shales." Scudder, 1878, This collection consists of only those collected by Richardson

Primary reference: S. H. Scudder. 1876. Fossil Coleoptera from the Rocky Mountain Tertiaries. Bulletin of the United States Geological and Geographical Survey of the Territories 2(1):77-87 [C. Labandeira/C. Labandeira/J. Karr]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 121306: authorized by Matthew Clapham, entered by Jered Karr on 02.12.2011, edited by Matthew Clapham

Creative Commons license: CC BY (attribution)

Taxonomic list

Insecta
 Hemiptera - Fulgoridae
? Lystra richardsoni3, ? Fulgora granulosa n. sp.2, "Aphana rotundipennis" = Aphaena rotundipennis3
? Lystra richardsoni3 Scudder 1878 fulgorid planthopper
67, 119
? Fulgora granulosa n. sp.2 Scudder 1878 peanut-headed lanternfly
49(131)
"Aphana rotundipennis" = Aphaena rotundipennis3 Scudder 1878 fulgorid planthopper
175
 Hemiptera - Nogodinidae
Lithopsis fimbriata3 Scudder 1878 planthopper
143c
 Hemiptera -
? Cixius hesperidum n. sp.2, "Mnemosyne terrentula n. sp." = Oliarites terrentula2
? Cixius hesperidum n. sp.2 Scudder 1878 planthopper
38
"Mnemosyne terrentula n. sp." = Oliarites terrentula2 Scudder 1878 planthopper
31d
 Hemiptera - Cicadellidae
Acocephalus adae n. sp.2 Scudder 1878 leafhopper
72, 100
 Hemiptera - Coreidae
"? Reduvius guttatus n. sp." = Corizus guttatus2
"? Reduvius guttatus n. sp." = Corizus guttatus2 Scudder 1878 leaf-footed bug
9a(96b)
 Hemiptera - Cydnidae
"? Cydnus mamillanus n. sp." = Procydnus mamillanus2, "Aethus punctulatus n. sp." = Stenopelta punctulata2
"? Cydnus mamillanus n. sp." = Procydnus mamillanus2 Scudder 1878 burrowing bug
39
"Aethus punctulatus n. sp." = Stenopelta punctulata2 Scudder 1878 burrowing bug
19d, 67c, 74a, 172
 Orthoptera - Gryllidae
"Nemobius tertiarius" = Pronemobius tertiarius3
"Nemobius tertiarius" = Pronemobius tertiarius3 Scudder 1878 field cricket
18, 20
 Hymenoptera - Formicidae
Myrmica sp.2, "Lasius terreus n. sp." = Eoformica pinguis2
Myrmica sp.2 Latreille 1804 ant
53
"Lasius terreus n. sp." = Eoformica pinguis2 Scudder 1877 ant
14692; found by Dr. Hayden
 Hymenoptera - Chalcididae
Decatoma antiqua2 Scudder 1878 chalcid wasp
86
 Coleoptera - Ptinidae
"Sitodrepa defuncta n. sp." = Stegobium defunctus
"Sitodrepa defuncta n. sp." = Stegobium defunctus Scudder 1876 spider beetle
Coll. Richardson
 Coleoptera - Elateridae
Corymbites velatus n. sp. Scudder 1876 click beetle
Coll. Richardson
 Coleoptera - Hydrophilidae
"Philhydrus primaevus n. sp." = Enochrus primaevus, Laccobius elongatus n. sp.2
"Philhydrus primaevus n. sp." = Enochrus primaevus Scudder 1876 water scavenger beetle
Coll. Richardson
Laccobius elongatus n. sp.2 Scudder 1878 water scavenger beetle
81a(136g)
 Coleoptera - Staphylinidae
Lathrobium abscessum n. sp. Scudder 1876 rove beetle
Coll. Richardson
Staphylinites obsoletum n. sp. Scudder 1876 rove beetle
Coll. Richardson
 Coleoptera - Cryptophagidae
Antherophagus priscus n. sp. Scudder 1876 silken fungus beetle
Coll. Richardson
 Coleoptera - Peltidae
Phenolia incapax n. sp. Scudder 1876 shield beetle
Coll. Richardson
 Coleoptera - Curculionidae
"Hylobius provectus n. sp." = Archaeoheilus provectus, "Eudiagogus effossus n. sp." = Epicaerus effossus, "Eudiagogus exanimis n. sp." = Epicaerus exanimis, "Eudiagogus saxatilis n. sp." = Epicaerus saxatilis, "Otiorhynchus perditus n. sp." = Pseudophaops perditus, Cryptorhynchus annosus n. sp., Trypodendron impressus n. sp.
"Hylobius provectus n. sp." = Archaeoheilus provectus Scudder 1876 snout beetle
Coll. Richardson
"Eudiagogus effossus n. sp." = Epicaerus effossus Scudder 1876 snout beetle
Coll. Richardson; represented by numerous fragments
"Eudiagogus exanimis n. sp." = Epicaerus exanimis Scudder 1876 snout beetle
Coll. Richardson; considerable number of specimens collected
"Eudiagogus saxatilis n. sp." = Epicaerus saxatilis Scudder 1876 snout beetle
Coll. Richardson
"Otiorhynchus perditus n. sp." = Pseudophaops perditus Scudder 1876 snout beetle
Coll. Richardson
Cryptorhynchus annosus n. sp. Scudder 1876 snout beetle
Coll. Richardson
Trypodendron impressus n. sp. Scudder 1876 bark beetle
Coll. Richardson
 Coleoptera - Anthribidae
"Brachytarsus pristinus n. sp." = Trigonorhinus pristinus
"Brachytarsus pristinus n. sp." = Trigonorhinus pristinus Scudder 1876 fungus weevil
Coll. Richardson
 Coleoptera - Nemonychidae
Sitona grandaevus n. sp. Scudder 1876 pine flower snout beetle
Coll. Richardson
 Diptera -
"? Diadocidia terricola n. sp." = Mycetobia terricola2
"? Diadocidia terricola n. sp." = Mycetobia terricola2 Scudder 1878 fly
125
 Diptera - Chironomidae
Chironomus sp.2 Meigen 1803 non biting midge
141
 Diptera - Syrphidae
Cheilosia ampla2, "Milesia quadrata n. sp." = Asarkina quadrata2
Cheilosia ampla2 Scudder 1878 hoverfly
40
"Milesia quadrata n. sp." = Asarkina quadrata2 Scudder 1878 hover fly
14691; found by Dr. Hayden
 Diptera - Sciomyzidae
? Sciomyza manca2 Scudder 1878 snail-killing fly
? Sciomyza disjecta2 Scudder 1878 snail-killing fly
 Diptera - Tachinidae
Lithexorista scudderi n. gen. n. sp.4
Lithexorista scudderi n. gen. n. sp.4 Townsend 1921 fly
48b
 Diptera -
Poliomyia recta n. gen. n. sp.2
Poliomyia recta n. gen. n. sp.2 Scudder 1878 fly
14696; found by Dr. Hayden
 Diptera - Mycetophilidae
Sackenia sp.2 Scudder 1877 fungus gnat
7
 Diptera - Limoniidae
Dicranomyia primitiva2 Scudder 1877 crane fly
16
 Diptera - Tipulidae
Tipulidae indet.2 Latreille 1802 crane fly
15 specimens collected by Richardson and Scudder
 Odonata - Dysagrionidae
Dysagrion fredericii n. gen. n. sp.1
Dysagrion fredericii n. gen. n. sp.1 Scudder 1878 damselfly
MCZ 4165-4166, 4167, 4168, 15244; collected by Scudder and F.C. Bowditch
Arachnida
  -
Arachnida indet.2 Lamarck 1801
 Araneae - Araneidae
"Epeira sp." = Araneus3
"Epeira sp." = Araneus3 Clerck 1757 orb-weaving spider
3(4a), 63
Myriapoda
 Julida - Parajulidae
Iulus telluster n. sp.2 Scudder 1878 millipede
154a