PBDB Collection

Drumheller bone bed, Munson Ferry (80 ft level): Late Campanian - Early Maastrichtian, Canada
collected by W. Langston 1960, 1993-1998

List of taxa

Where & when

Geology

Taphonomy & methods

Metadata & references

Taxonomic list

Reptilia - Dromaeosauridae

	Richardoestesia cf. gilmorei Currie et al. 1990	Larson and Currie 2013	1 specimen
	TMP 1983.033.0017
Reptilia - Troodontidae

	cf. Troodon sp. Leidy 1856	Larson and Currie 2013	3 specimens
	TMP 1974.001.0001-02, 1985.012.0002
Reptilia - Tyrannosauridae

	Albertosaurus sp. Osborn 1905	Ryan and Eberth 1995	150 specimens
Reptilia - Hadrosauridae

	Hadrosauridae indet. Cope 1869		2000 specimens
	= Edmontosaurus sp. Lambe 1917	Ryan and Eberth 1995
Reptilia - Ceratopsidae

	? Pachyrhinosaurus sp. Sternberg 1950	Currie et al. 2008	3 specimens
	TMP 1993.29.4, 1993.29.5, 1995.91.1

	Pachyrhinosaurus cf. canadensis Sternberg 1950		1 specimen
	"Drumheller skull"
	= Pachyrhinosaurus canadensis Sternberg 1950	Langston 1968
Reptilia - Testudines

	Testudines indet. Batsch 1788	Ryan and Eberth 1995
Amphibia - Temnospondyli - Urodela

	Scapherpeton sp. Cope 1876	Ryan and Eberth 1995
Amphibia - Temnospondyli - Batrachosauroididae

	Opisthotriton sp. Auffenberg 1961	Ryan and Eberth 1995
Actinopteri - Lepisosteiformes - Lepisosteidae

	Lepisosteus sp. Agassiz 1843	Ryan and Eberth 1995
Chondrichthyes - Rajiformes - Rhinobatidae

	Myledaphus sp. Cope 1876	Ryan and Eberth 1995
see common names

Period:	Cretaceous	Epoch:	Late Cretaceous
Stage:	Campanian - Maastrichtian	10 m.y. bin:	Cretaceous 7 - Cretaceous 8
Key time interval:	Late Campanian - Early Maastrichtian
Age range of interval:	83.6 - 66 m.y. ago

Geological group:	Edmonton	Formation:	Horseshoe Canyon
Stratigraphic resolution:	bed
Stratigraphy comments: found "low in the lower member of the Edmonton Formation" (now = Horseshoe Canyon Fm.)

Primary lithology:	concretionary,gray carbonaceous "shale"
Secondary lithology:	lithified conglomerate
Includes fossils?	Y
Includes fossils?	Y
Lithology description: "Dark gray carbonaceous shale containing comminuted plant fragments surrounded the fossil. A thin layer of hard, clay-pellet conglomerate lay just beneath it...zones of concretionary induration (so-called clay-ironstone) have developed adjacent to the bone."
Environment:	terrestrial indet.

Modes of preservation:	body
Lagerst�tten type:	concentrate
Degree of concentration:	-bonebed
Size of fossils:	macrofossils,mesofossils
Preservation of anatomical detail:	variable
Associated major elements:	many
Disassociated major elements:	many
Disassociated minor elements:	many
Fragmentation:	occasional
Bioerosion:	frequent
Feeding/predation traces:	tooth marks

Collection methods:	bulk,selective quarrying,mechanical,sieve,field collection
Reason for describing collection:	taxonomic analysis
Collectors:	W. Langston	Collection dates:	1960s, 1993-1998

Also known as:	Bleriot Ferry; RTMP Locality L1504
Database number:	34744
Authorizer:	M. Carrano	Enterer:	M. Carrano
Modifier:	M. Carrano	Research group:	vertebrate
Created:	2003-09-19 10:34:58	Last modified:	2025-02-22 15:12:02
Access level:	the public	Released:	2003-09-19 10:34:58
Creative Commons license:	CC0

32668	ETE	P. J. Currie, W. Langston, and D. H. Tanke. 2008. A new species of Pachyrhinosaurus (Dinosauria, Ceratopsidae) from the Upper Cretaceous of Alberta, Canada. In P. J. Currie, W. Langston, & D. H. Tanke (eds.), in A New Horned Dinosaur from an Upper Cretaceous Bone Bed in Alberta 1-108 [M. Carrano/M. Carrano/M. Carrano]
4218		D. A. Eberth, P. J. Currie, D. B. Brinkman, M. J. Ryan, D. R. Braman, J. D. Gardner, V. D. Lam, D. N. Spivak, and A. G. Neuman. 2001. Alberta's dinosaurs and other fossil vertebrates: Judith River and Edmonton groups (Campanian-Maastrichtian). In C. L. Hill (ed), Society of Vertebrate Paleontology, 61st Annual Meeting, Bozeman. Guidebook for the Field Trips: Mesozoic and Cenozoic Paleontology in the Western Plains and Rocky Mountains, Museum of the Rockies Occasional Paper 3:49-75 [J. Alroy/J. Alroy/M. Carrano]
14096	ETE	W. Langston. 1968. A further note on Pachyrinosaurus (Reptilia: Ceratopsia). Journal of Paleontology 42(5):1303-1304 [M. Carrano/M. Carrano/M. Carrano]
48570		D. W. Larson and P. J. Currie. 2013. Multivariate analyses of small theropod dinosaur teeth and implications for paleoecological turnover through time. PLoS ONE 8(1):e54329:1-14 [M. Carrano/M. Carrano/M. Carrano]
17034	ETE	M. J. Ryan and D. A. Eberth. 1995. Taphonomy of a hadrosaur (Ornithischia: Hadrosauridae) bone bed from the Horseshoe Canyon Formation (early Maastrichtian), Alberta, Canada. Journal of Vertebrate Paleontology 15(3, suppl.):51A [M. Carrano/M. Carrano]