PBDB Collection

USNM Loc. 25 Parkers Cobble (Cambrian of the United States)

Where: Franklin County, Vermont (44.7° N, 73.2° W: paleocoordinates 33.6° S, 85.3° W)

• coordinate stated in text

• small collection-level geographic resolution

When: Lower Member (Parker Slate Formation), Dyeran (515.3 - 511.2 Ma)

• Lower Parker Slate, upper Lower Cambrian

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithified shale

Size class: macrofossils

Preservation: mold/impression

Primary reference: J. K. Rigby. 1987. Early Cambrian sponges from Vermont and Pennsylvania, the only ones described from North America. Journal of Paleontology 61(3):451-461 [W. Kiessling/U. Merkel]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 121235: authorized by Wolfgang Kiessling, entered by Uta Merkel on 01.12.2011, edited by Pete Wagner and Phil Novack-Gottshall

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names

Kutorginata
Kutorginida - Nisusiidae	Nisusia transversa³ Nisusia transversa³ USNM Loc. 25
Rhynchonellata
Orthida - Bohemiellidae	? Wimanella orientalis³ ? Wimanella orientalis³ USNM Loc. 319g

Radiodonta - Anomalocarididae	? Anomalocaris emmonsi³ ? Anomalocaris emmonsi³ Resser and Howell 1938 USNM Loc. 25
Artiopoda
Agnostida - Eodiscidae	Pagetides parkeri³ Pagetides parkeri³
Trilobita
Corynexochida - Dorypygidae	Kootenia marcoui³, Bonnia bubaris³, Protypus hitchcocki³ Kootenia marcoui³ trilobite USNM Loc. 319m & USNM Loc. 25 Bonnia bubaris³ Walcott 1916 trilobite Protypus hitchcocki³ Whitfield 1884 trilobite USNM Loc. 319m
Redlichiida - Chengkouaspididae	Bathynotus holopygus³ Bathynotus holopygus³ Hall 1859 trilobite USNM Loc. 25
Redlichiida - Olenellidae	"Olenellus vermontanus n. sp." = Mesonacis vermontanus³, Olenellus agellus n. sp.², Olenellus georgiensis n. sp.², Olenellus thompsoni³, Olenellus crassimarginatus n. sp.², "Paedeumias transitans" = Paedeumias transitans², "Olenellus transitans" = Paedeumias transitans¹, "Paedeumias perkinsi n. sp." = Paedeumias transitans² "Olenellus vermontanus n. sp." = Mesonacis vermontanus³ Hall 1859 trilobite USNM Loc. 25 Olenellus agellus n. sp.² Resser and Howell 1938 trilobite USNM Loc. 25 Olenellus georgiensis n. sp.² Resser and Howell 1938 trilobite USNM Loc. 25 Olenellus thompsoni³ Hall 1859 trilobite USNM Loc. 319m and 25 Olenellus crassimarginatus n. sp.² Walcott 1910 trilobite USNM Loc. 25 "Paedeumias transitans" = Paedeumias transitans² Walcott 1910 trilobite USNM Loc. 25 "Olenellus transitans" = Paedeumias transitans¹ Walcott 1910 trilobite USNM Loc. 319m "Paedeumias perkinsi n. sp." = Paedeumias transitans² Walcott 1910 trilobite USNM Loc. 25

Tuzoida - Tuzoiidae	"Tuzoia vermontensis n. sp." = Tuzoia polleni² "Tuzoia vermontensis n. sp." = Tuzoia polleni² Resser 1929 USNM Loc. 25
Protocaris
-	Protocaris marshi³ Protocaris marshi³ Walcott 1884 USNM Loc. 25
Hexactinellida
Reticulosa - Protospongiidae	Protospongia hicksi Protospongia hicksi Hinde 1887 glass sponge
Demospongiae
Protomonaxonida - Leptomitidae	Leptomitus zitteli Leptomitus zitteli Walcott 1886 demosponge USNM Loc. 25
Emmonsaspis cambriensis
-	Emmonsaspis cambriensis³ Emmonsaspis cambriensis³ Walcott 1891 USNM Loc. 25

¹Lieberman 1999; ²Resser and Howell 1938; ³Shaw 1955