Grassy Lake, Medicine Hat (TMP 91.148 accession) (Cretaceous of Canada)

Also known as Canadian amber

Where: Alberta, Canada (49.8° N, 111.7° W: paleocoordinates 57.2° N, 76.9° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Taber coal Member (Foremost Formation), Middle Campanian (83.5 - 70.6 Ma)

• Foremost Formation is likely middle Campanian in age, see Fowler et al. 2017 supplementary data for more details on age constraints of the Foremost Formation.

Environment/lithology: terrestrial; amber

• Primary amber deposits in are found along bedding planes in coal or carbonaceous sediments.

Size class: macrofossils

Preservation: soft parts, original chitin, original carbon, amber

Reposited in the TMP

Collection methods: surface (float)

• Royal Tyrrell Museum of Palaeontology, Drumheller, Alberta, Canada, specimens with accession numbers 91.148.x

Primary reference: O. E. Heie and E. M. Pike. 1992. New aphids in Cretaceous amber from Alberta (Insecta, Homoptera). The Canadian Entomologist 124:1027-1053 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 122387: authorized by Matthew Clapham, entered by Matthew Clapham on 23.12.2011

Creative Commons license: CC BY (attribution)

Taxonomic list

Insecta
 Hemiptera - Leptopodidae
Cretaceomira phalanx n. gen. n. sp.5
Cretaceomira phalanx n. gen. n. sp.5 McKellar and Engel 2014 spiny-legged bug
TMP 91.148.792
 Hemiptera - Mesozoicaphididae
Albertaphis longirostris n. gen. n. sp. Heie 1992 aphid
TMP 91.148.11
Calgariaphis unguifera n. gen. n. sp. Heie 1992 aphid
TMP 91.148.10
Campaniaphis albertae n. gen. n. sp. Heie 1992 aphid
TMP 91.148.12
Mesozoicaphis electri n. gen. n. sp. Heie 1992 aphid
TMP 91.148.2
Mesozoicaphis canadensis n. sp. Heie 1992 aphid
TMP 91.148.5,6,7,8
Mesozoicaphis parva n. sp. Heie 1992 aphid
TMP 91.148.9
Mesozoicaphis tuberculata n. sp. Heie 1992 aphid
TMP 91.148.3,4
 Hemiptera - Cretamyzidae
Cretamyzus pikei n. gen. n. sp.
Cretamyzus pikei n. gen. n. sp. Heie 1992 aphid
TMP 91.148.1
 Hemiptera - Canadaphididae
Canadaphis carpenteri2 Essig 1937 aphid
TMP 91.148.15, 16
 Hymenoptera - Serphitidae
Serphites pygmaeus4 McKellar and Engel 2011 wasp
TMP 91.148.180
 Neuroptera - Rhachiberothidae
Albertoberotha leuckorum n. gen. n. sp.3
Albertoberotha leuckorum n. gen. n. sp.3 McKellar and Engel 2009 thorny lacewing
TMP 91.148.790
 Coleoptera - Chrysomelidae
Mesopachymerus antiqua n. gen. n. sp.6
Mesopachymerus antiqua n. gen. n. sp.6 Poinar 2005 palm bruchid
TMP 91.148.771
Collembola
 Poduromorpha - Neanuridae
Pseudoxenylla fovealis n. gen. n. sp.1
Pseudoxenylla fovealis n. gen. n. sp.1 Christiansen and Pike 2002 springtail
TMP 91.148.296
 Entomobryomorpha - Isotomidae
Protoisotoma "form 2"1 Christiansen and Pike 2002 springtail
TMP 91.148.482 (5 specimens), 769 (2 spec), 31, 764 (2 spec), 481
Protoisotoma "form 3"1 Christiansen and Pike 2002 springtail
TMP 91.148.685, 761
Protoisotoma sp.1 Christiansen and Pike 2002 springtail
Protoisotoma micromucra n. gen. n. sp.1 Christiansen and Pike 2002 springtail
TMP 91.148.482 (6 specimens), 714