Grassy Lake, Medicine Hat (TMP coll) (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), Late/Upper Campanian (83.5 - 70.6 Ma)

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

Primary reference: W. Schawaller. 1991. The first Mesozoic pseudoscorpion, from Cretaceous Canadian amber. Palaeontology 34(4):971-976 [D. Smith/A. Kinchloe/A. Kinchloe]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 34896: authorized by Dena Smith, entered by April Kinchloe on 13.10.2003, edited by Matthew Clapham and Briony Mamo

Creative Commons license: CC BY (attribution)

Taxonomic list

Insecta
 Hemiptera - Mesozoicaphididae
Mesozoicaphis tuberculata7 Heie 1992 aphid
TMP 89.15.1
 Hemiptera - Grassyaphididae
Grassyaphis pikei n. gen. n. sp.6
Grassyaphis pikei n. gen. n. sp.6 Heie 1996 aphid
RTMP E-5
 Hemiptera - Palaeoaphididae
Palaeoaphis archimedia6 Richards 1966 aphid
RTMP 1-19.20
Ambaraphis costalis6 Richards 1966 aphid
RTMP 78.13.18, 79.15.7.32
Palaeoaphidiella abdominalis n. gen. n. sp.6 Heie 1996 aphid
RTMP C.5
 Hymenoptera - Formicidae
Cananeuretus occidentalis n. gen. n. sp.5
Cananeuretus occidentalis n. gen. n. sp.5 Engel and Grimaldi 2005 ant
TMP 8.89.7, 91.149.3
 Diptera - Ceratopogonidae
"Atriculicoides sp." = Protoculicoides3 Boesel 1937 biting midge
TMP 92.08.05
Peronehelea chrimikalydia2 Borkent 1995 biting midge
TMP 79-16-8
Adelohelea glabra n. gen.2 Borkent 1995 biting midge
TMP P79-16-12
Culicoides sp.3 Latreille 1809 biting midge
TMP 92.08.07
 Diptera - Culicidae
Paleoculicis minutus n. gen. n. sp.9
Paleoculicis minutus n. gen. n. sp.9 Poinar et al. 2000 mosquito
TMP 95.73.1
 Diptera - Mycetophilidae
Saigusaia pikei n. sp.1 Blagoderov and Grimaldi 2004 fungus gnat
TMP P79.15.7.21
Syntemna fissurata n. sp.1 Blagoderov and Grimaldi 2004 fungus gnat
TMP P83.15.3.8
Collembola
 Entomobryomorpha - Isotomidae
Protoisotoma "form 3"4 Christiansen and Pike 2002 springtail
TMP 89.15
Arachnida
 Araneae - Huttoniidae
Huttoniidae indet.8 Simon 1893 spider
TMP 79.16.15
 Pseudoscorpiones - Chernetidae
Chernetidae indet. Menge 1855 pseudoscorpion