Shelly shale facies, Ameke, Nigeria - Arua and Hoque (1989) (Eocene of Nigeria)

Also known as Shelly shale facies, Ameke Formation

Where: Nigeria (6.8° N, 7.1° E: paleocoordinates 1.1° N, 1.2° E)

• coordinate based on nearby landmark

• local area-level geographic resolution

When: Shelly Shale facies Member (Ameke Formation), Eocene (56.0 - 33.9 Ma)

• Shelly shale facies

• member-level stratigraphic resolution

Environment/lithology: marine; shelly/skeletal shale

• Shelly shale facies

Size class: macrofossils

Preservation: original aragonite

Collection methods: bulk, quarrying,

• Collected by Arua (1986)

Primary reference: I. Arua and M. Hoque. 1989. Predatory gastropod boreholes in an Eocene molluscan assemblage from Nigeria. Lethaia 22(1):49-59 [A. Miller/A. Hendy/A. Hendy]more details

Purpose of describing collection: paleoecologic analysis

PaleoDB collection 41394: authorized by Austin Hendy, entered by Austin Hendy on 13.07.2004

Creative Commons license: CC BY (attribution)

Taxonomic list

• Only comprises taxa exhibiting predatory boreholes
unclassified
  -
Bivalvia
 Arcida - Arcidae
Protonoetia nigeriensis Newton 1922 clam
 Arcida - Noetiidae
 Pectinida - Plicatulidae
Plicatula polymorpha1 Bellardi 1854 scallop
 Ostreida - Ostreidae
 Carditida - Carditidae
 Pholadida - Corbulidae
"Varicorbula amekiensis" = Corbula (Varicorbula)
"Varicorbula amekiensis" = Corbula (Varicorbula) clam
 Cardiida - Mactridae
 Cardiida - Veneridae
Callista elongatotrigona Newton 1922 venus clam
Callista kitsoni1 Newton 1922 venus clam
Tivelina newtoni venus clam
 Cardiida -
 Cardiida - Tellinidae
Macoma nigeriensis1 tellin clam
 Nuculida - Nuculidae
Nucula costaeimbricatis Newton 1922 nut clam
Gastropoda
 Architaenioglossa - Ampullinidae
"Ampulina sp." = Ampullina2
"Ampulina sp." = Ampullina2 FĂ©russac 1822 snail
 Neogastropoda - Melongenidae
Pseudomazzalina nigeriensis1 Newton 1922 snail
 Neogastropoda -
 Neogastropoda - Cancellariidae
 Neogastropoda - Volutidae
"Volutocorbis multispinosa" = Athleta (Volutocorbis)
"Volutocorbis multispinosa" = Athleta (Volutocorbis) volute
 Neogastropoda - Muricidae
Hexaplex bendeica murex snail
Pterynotus newtoni2 mustached bat
 Neogastropoda - Turridae
 Neogastropoda - Conidae
Conus amekiensis cone shell
 Stromboidea - Rostellariidae
Cyrtulotibia unidigitata Newton 1922 snail
 Naticoidea - Naticidae
Sinum nigeriensis2 moon snail
Sinum africanum2 Newton 1922 moon snail
 Calyptraeoidea - Calyptraeidae
Calyptraea newtoni1 slipper shell
 Sorbeoconcha - Potamididae
 Sorbeoconcha - Turritellidae
Turritella mauryana1 Newton 1922 turret shell