Anvil Points, Kohls locality 40193 (Eocene of the United States)

Where: Colorado (39.5° N, 108.0° W: paleocoordinates 43.3° N, 94.5° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

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

• group of beds-level stratigraphic resolution

Environment/lithology: lacustrine - large; lithified lime mudstone

• Laramide-style block faulting

Size class: macrofossils

Preservation: adpression

Collected by D. Kohls in 1991-1993; reposited in the USNM

Primary reference: G. M. Dlussky and A. P. Rasnitsyn. 2002. Ants (Hymenoptera: Formicidae) of Formation Green River and some other middle Eocene deposits of North America. Russian Entomological Journal 11:411-436 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 138664: authorized by Matthew Clapham, entered by Matthew Clapham on 24.01.2013

Creative Commons license: CC BY (attribution)

Taxonomic list

Insecta
 Blattodea - Ectobiidae
Cariblattoides labandeirai3 Vrsansky et al. 2012 cockroach
USNM 542286-542289
 Orthoptera - Eumastacidae
Eoerianthus eocaenicus1 Gorochov 2012 monkey grasshopper
USNM Kohls 77131, 75277/8, 75264, 77143, 75304/5, 75323, 75283
 Orthoptera - Tetrigidae
Eotetrix unicornis1 Gorochov 2012 pygmy grasshopper
USNM Kohls 75301, 75324/5, 75302
 Orthoptera - Gryllidae
Eozacla sp.1 Gorochov 2012 spider cricket
USNM Kohls 75785
Eozacla problematica n. sp.1 Gorochov 2012 spider cricket
USNM Kohls 75765
? Eneopterinae indet.1 Kirby 1906 bush cricket
USNM Kohls IKAO745/447, IKAO743/77906, 75763, unnumbered
Gryllinae indet.1 Laicharting 1781 field cricket
USNM Kohls 77918, 466
Pronemobius sp.1 Scudder 1890 field cricket
USNM Kohls 75727/75744, 75125, 77911, 77912, 75786
Pronemobius ? tertiarius1 Scudder 1878 field cricket
USNM Kohls 77193/IKAO744, IKAO739-499, IKAO750-525
Eogryllus unicolor n. sp.1 Gorochov 2012 field cricket
USNM Kohls 77904, 75851/75852, IKAO751-429
? Eogryllus elongatus n. sp.1 Gorochov 2012 field cricket
USNM Kohls 78333, 77942/IKAO753-421
 Orthoptera - Mogoplistidae
Eomogoplistes longipennis n. gen. n. sp.1 Gorochov 2012 scaly cricket
USNM Kohls 75704 (IKAO 127)
Pteromogoplistes grandis1 Gorochov 2012 scaly cricket
USNM Kohls 87113
Pteromogoplistes ? smithii1 Scudder 1890 scaly cricket
USNM Kohls 77958, 75784, 6
 Orthoptera -
Tettoraptor maculatus1 Gorochov 2012 grasshopper
USNM Kohls 75270
 Hymenoptera - Formicidae
Formicidae "indet. C" Latreille 1802 ant
USNM 495923
Kohlsimyrma gracilis n. sp. Dlussky and Rasnitsyn 2002 ant
USNM 495906, 911
Dolichoderus kohlsi n. sp. Dlussky and Rasnitsyn 2002 ant
USNM 495905, 901, 898, 904, 908, 921, 922, 925, 927, 930, 932, 935, 936, 941, 942, 944, 912, 928
Proiridomyrmex vetulus n. gen. n. sp. Dlussky and Rasnitsyn 2002 ant
USNM 495907
Myrmecites rotundiceps n. gen. n. sp. Dlussky and Rasnitsyn 2002 ant
USNM 495916
Solenopsites minutus n. gen. n. sp. Dlussky and Rasnitsyn 2002 ant
USNM 495933
Ponerites eocenicus n. gen. n. sp. Dlussky and Rasnitsyn 2002 ant
USNM 495919
Eoformica magna n. sp. Dlussky and Rasnitsyn 2002 ant
USNM 495917
Eoformica globularis n. sp. Dlussky and Rasnitsyn 2002 ant
USNM 495940
Eoformica pinguis Scudder 1877 ant
USNM 495897, 899, 900, 903, 910, 913, 915, 918, 920, 924, 929, 931, 934, 938, 960
Archimyrmex rostratus Cockerell 1923 bulldog ant
USNM 495902; 495894, 985, 986, 909, 496001-005 in Dlussky & Pervilieva, 2003
Mianeuretus sp. Carpenter 1930 ant
USNM 495914
Mianeuretus eocenicus n. sp. Dlussky and Rasnitsyn 2002 ant
USNM 495959
 Hymenoptera - Ichneumonidae
Carinibus molestus n. gen. n. sp.2
Carinibus molestus n. gen. n. sp.2 Spasojevic et al. 2018 ichneumon wasp
USNM 580881