PBDB Collection

Martin Point, Unit 42d (Ordovician of Canada)

Where: Newfoundland and Labrador, Canada (49.8° N, 57.9° W: paleocoordinates 33.5° S, 53.0° W)

• coordinate stated in text

• small collection-level geographic resolution

When: Macerodus dianae conodont zone, Broom Point Member, Tremadocian (485.4 - 477.7 Ma)

• "late Tremadocian" (Won et al. 2007)

• group of beds-level stratigraphic resolution

Environment/lithology: limestone

Size classes: mesofossils, microfossils

Reposited in the GSC

Primary reference: M.-Z. Won, W. J. Iams, and K. M. Reed. 2007. Late Tremadocian radiolarian faunas and biostratigraphy of the Cow Head Group, Western Newfoundland, Canada. Journal of the Korean Earth Science Society 28(4):497-540 [B. Allen/B. Allen]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 234138: authorized by Bethany Allen, entered by Bethany Allen on 20.03.2024

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names

Conodonta
-	Conodonta indet. Conodonta indet. conodont
Prioniodontida - Strachanognathidae	Decoriconus peselephantis Decoriconus peselephantis conodont
Protopanderodontida - Cornuodontidae	Macerodus sp., Macerodus dianae Macerodus sp. conodont Macerodus dianae conodont
Protopanderodontida - Protopanderodontidae	Scolopodus filosus, Scolopodus acontiodiformis, Striatodontus sp., Striatodontus prolificus, Variabiliconus variabilis Scolopodus filosus conodont Scolopodus acontiodiformis conodont subsp. angularis Striatodontus sp. Ji and Barnes 1994 conodont Striatodontus prolificus Ji and Barnes 1994 conodont Variabiliconus variabilis Lindström 1955 conodont
Protopanderodontida - Drepanoistodontidae	Drepanoistodus arcuatus, Drepanoistodus concavus, Drepanoistodus cf. forceps, Paltodus sp., Paltodus numarcuatus Drepanoistodus arcuatus conodont Drepanoistodus concavus conodont Drepanoistodus cf. forceps Lindström 1955 conodont Paltodus sp. Pander 1856 conodont Paltodus numarcuatus conodont
Protozoa
Spumellaria - Aspiculumidae	? Aspiculum sp., Aspiculum eccentricum, Aspiculum multistratum, Aspiculum densum, Aspiculum jamesi ? Aspiculum sp. Won et al. 2005 radiolarian Aspiculum eccentricum Won et al. 2005 radiolarian Aspiculum multistratum Won et al. 2007 radiolarian Aspiculum densum Won et al. 2007 radiolarian Aspiculum jamesi Won et al. 2007 radiolarian
Entactinaria - Proventocitidae	Protoproventocitum aitchisoni, Cowheadia duplextesta n. sp., Archeoproventocitum nudiformum, Archeoproventocitum retiformum Protoproventocitum aitchisoni Won et al. 2007 radiolarian Cowheadia duplextesta n. sp. Won et al. 2007 radiolarian Archeoproventocitum nudiformum Won et al. 2007 radiolarian Archeoproventocitum retiformum Won et al. 2007 radiolarian
Archaeospicularia - Archeoentactiniidae	Pararcheoentactinia reedae, Pararcheoentactinia stilla, Pararcheoentactinia ? cowheadensis Pararcheoentactinia reedae Won and Iams 2002 radiolarian Pararcheoentactinia stilla Won et al. 2007 radiolarian Pararcheoentactinia ? cowheadensis Won et al. 2005 radiolarian
Archaeospicularia - Protoentactiniidae	Protospongentactinia sp., Protospongentactinia spongiosa, Protoentactinia transformis, Protoentactinia primigena, Protoentactinia kozuriana, Protoentactinia gracilispinosa Protospongentactinia sp. Won et al. 2007 radiolarian Protospongentactinia spongiosa Won et al. 2007 radiolarian Protoentactinia transformis Won et al. 2005 radiolarian Protoentactinia primigena Won et al. 2005 radiolarian Protoentactinia kozuriana Won et al. 2005 radiolarian Protoentactinia gracilispinosa Kozur et al. 1996 radiolarian
Archaeospicularia - Palaeospiculidae	Neopalaeospiculum densum n. sp., Neopalaeospiculum laxum n. sp., Neopalaeospiculum transformum, Palaeospiculum neofurcatum Neopalaeospiculum densum n. sp. Won et al. 2007 radiolarian Neopalaeospiculum laxum n. sp. Won et al. 2007 radiolarian Neopalaeospiculum transformum Won et al. 2007 radiolarian Palaeospiculum neofurcatum Won et al. 2005 radiolarian
Archaeospicularia - Echidninidae	Westernbrookia cancella n. sp., Westernbrookia ovata, Echidnina sp., Echidnina bengtsoni Westernbrookia cancella n. sp. Won et al. 2007 radiolarian Westernbrookia ovata Won et al. 2007 radiolarian Echidnina sp. Bengtson 1986 radiolarian Echidnina bengtsoni Kozur et al. 1996 radiolarian