Elnes Fm., Engervik Mbr, Oslo region, Norway (Ordovician of Norway)

Where: Norway (60.0° N, 11.0° E)

• Paleocoordinates: 25.8° S, 68.7° W (Wright 2013)

• local area-level geographic resolution

When: Engervik Member (Elnes Formation), Early/Lower Llandeilo (466.0 - 460.9 Ma)

• member-level stratigraphic resolution

Environment/lithology: offshore shelf; lithified, black shale and limestone

• Black shale interbedded with limestone and limestone nodules

Primary reference: A. I. Miller. 1993. Unpublished notes on Norwegian Ordovician fossil occurrences compiled from various resources, primarily from the series of papers on taxa of the Middle Ordovician on the Oslo-Asker District, published in Norsk Geologisk Tidsskrift. [A. Miller/P. Novack-Gottshall/M. Uhen]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 2950: authorized by Arnold Miller, entered by Phil Novack-Gottshall on 22.07.1999

Creative Commons license: CC0 (CC0)

Taxonomic list

• Compilation by Arnold I. Miller of several biostratigraphic and systematic papers (not listed in his notebooks) published over several years in the journal Norsk Geologisk Tidsskrift on the geology of the Oslo and Asker regions.
Show authors, comments, and common names
Trilobita
 Phacopida - Encrinuridae
Atractopyge sp.
Atractopyge sp. Hawle and Corda 1847 trilobite
 Phacopida - Pliomeridae
Pliomerops sp.
Pliomerops sp. Raymond 1905 trilobite
 Odontopleurida - Odontopleuridae
Primaspis sp.
Primaspis sp. Richter and Richter 1917 trilobite
 Corynexochida - Styginidae
Bronteopsis sp.
Bronteopsis sp. Nicholson and Etheridge 1879 trilobite
 Proetida - Telephinidae
Telephina sp.
Telephina sp. Marek 1952 trilobite
 Asaphida - Asaphidae
Ogmasaphus sp., Ogygiocaris sp., ? Pseudoasaphus sp., Pseudomegalaspis sp.
Ogmasaphus sp. Jaanusson 1953 trilobite
Ogygiocaris sp. Angelin 1854 trilobite
? Pseudoasaphus sp. Schmidt 1901 trilobite
Pseudomegalaspis sp. Jaanusson 1953 trilobite
 Asaphida - Remopleurididae
Robergia sp., ? Sculptella sp., "Sculptaspis sp." = Brachypleura
Robergia sp. Wiman 1905 trilobite
? Sculptella sp. Nikolaisen 1952 trilobite
"Sculptaspis sp." = Brachypleura Angelin 1854 trilobite
 Trinucleida - Trinucleidae
Botrioides sp.
Botrioides sp. Stetson 1927 trilobite
Cephalopoda
 Tarphycerida - Trocholitidae
? Discoceras sp.
? Discoceras sp. Barrande 1867
originally entered as "Discoceras? sp."
 Lituitida - Sinoceratidae
? Rhynchorthoceras sp.
? Rhynchorthoceras sp. Remelé 1882
 Lituitida - Lituitidae
? Lituites sp., Trilacinoceras sp.
? Lituites sp. Bertrand 1763
Trilacinoceras sp. Sweet 1958
 Orthocerida - Stereoplasmoceratidae
? Stereoplasmocerina sp.
? Stereoplasmocerina sp. Kobayashi 1936
Gastropoda
 Euomphalina - Helicotomidae
? Helicotoma sp.
? Helicotoma sp. Salter 1859 snail
originally entered as "Helicotoma? sp."
 Euomphalina - Lesueurillidae
Pararaphistoma sp.
Pararaphistoma sp. Vostokova 1955 snail
 Euomphalina - Ophiletidae
Lytospira sp., ? Ecculiomphalus sp.
Lytospira sp. Koken 1896 snail
? Ecculiomphalus sp. Portlock 1843 snail
originally entered as "Ecculiomphalus? sp."
 Murchisoniina - Eotomariidae
Clathrospira sp.
Clathrospira sp. Ulrich and Scofield 1897 snail
 Bellerophontida - Tropidodiscidae
Tropidodiscus sp.
Tropidodiscus sp. Meek and Worthen 1866 snail
 Bellerophontida - Sinuitidae
Sinuites sp.
Sinuites sp. Koken 1896 snail
 Bellerophontida - Bellerophontidae
Cymbularia sp.
Cymbularia sp. Koken 1896 snail
 Bellerophontida - Bucaniidae
Kokenospira sp.
Kokenospira sp. Bassler 1915 snail
Bivalvia
 Solemyida - Ctenodontidae
? Ctenodonta sp.
? Ctenodonta sp. Salter 1852 clam
originally entered as "Ctenodonta? sp."
Paragastropoda
 Mimospirida - Clisospiridae
Mimospira sp.
Mimospira sp. Koken and Perner 1925
Tergomya
 Kiringellida -
? Hypseloconus sp.
? Hypseloconus sp. Berkey 1898
originally entered as "Hypseloconus? sp."
 Archinacellida - Archinacellidae
Archinacella sp.
Archinacella sp. Ulrich and Scofield 1897
Strophomenata
 Strophomenida - Grorudiidae
Grorudia sp.
Grorudia sp. Spjeldnaes 1957
originally entered as "Alwynella sp."
 Strophomenida - Aegiromenidae
Chonetoidea sp.
Chonetoidea sp. Jones 1928
 Strophomenida - Leptellinidae
Leptelloidea sp.
Leptelloidea sp. Jones 1928
Pterobranchia
 Graptoloidea - Glossograptidae
Glossograptus sp.
 Graptoloidea - Retiolitidae
Glyptograptus sp.
Glyptograptus sp. Lapworth 1873 graptolite
 Graptoloidea - Lasiograptidae
Gymnograptus sp., Lasiograptus sp.
Gymnograptus sp. lasiograptid
Lasiograptus sp. Lapworth 1873 lasiograptid
 Graptoloidea - Diplograptidae
Orthograptus sp., Amplexograptus sp.
Orthograptus sp. Lapworth 1873 graptolite
Amplexograptus sp. graptolite
 Graptoloidea - Climacograptidae
Climacograptus sp.
Climacograptus sp. Hall 1865 climacograptid
 Graptoloidea - Dicranograptidae
Dicellograptus sp., Dicranograptus sp.
Dicellograptus sp. Hopkinson 1871 graptolite
Dicranograptus sp. Hall 1865 graptolite
 Graptoloidea - Abrograptidae
"Retiograptus sp." = Reteograptus
"Retiograptus sp." = Reteograptus graptolite
 Graptoloidea - Dichograptidae
? Janograptus sp.
? Janograptus sp. graptolite
originally entered as "Janograptus? sp."