Goha Tsion, unit 1 (Jurassic of Ethiopia)

Where: Ethiopia (10.0° N, 38.3° E: paleocoordinates 12.0° S, 28.8° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Callovian (166.1 - 163.5 Ma)

• unit 1: 1920-1955 m

• group of beds-level stratigraphic resolution

Environment/lithology: shallow subtidal; lithified limestone

• compact limestone

Size class: macrofossils

Preservation: cast

Primary reference: G. Ficcarelli. 1968. Fossili Giuresi della serie sedimentaria del Nilo Azurro meridionale [Jurassic fossils from the sedimentary series of the southern Blue Nile]. Rivista Italiana di paleontologia e Stratigrafia 74(1):23-50 [W. Kiessling/U. Merkel]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 94494: authorized by Wolfgang Kiessling, entered by Uta Merkel on 23.02.2010

Creative Commons license: CC BY (attribution)

Taxonomic list

Bivalvia
 Pectinida - Limidae
"Lima (Plagiostoma) aff. harronis" = Plagiostoma harronis
"Lima (Plagiostoma) aff. harronis" = Plagiostoma harronis Dacque 1905 file clam
 Ostreida - Gryphaeidae
Gryphaea costellata Douvillé 1916 oyster
 Mytilida - Crenellidae
Musculus somaliensis Cox 1935 mussel
 Mytilida - Mytilidae
"Brachidontes (Arcomytilus) laitmairensis" = Arcomytilus laitmairensis, "Modiolus cf. imbricatus" = Modiolus (Modiolus) imbricatus
"Brachidontes (Arcomytilus) laitmairensis" = Arcomytilus laitmairensis de Loriol 1883 mussel
"Modiolus cf. imbricatus" = Modiolus (Modiolus) imbricatus Sowerby 1818 mussel
 Cardiida - Arcticidae
Anisocardia sp. Munier-Chalmas 1863 clam
 Thraciida - Thraciidae
Thracia viceliacensis d'Orbigny 1850 clam
 Pholadomyida - Pholadomyidae
"Pholadomya somaliensis" = Pholadomya (Bucardiomya) somaliensis Cox 1935 clam
Homomya inornata Sowerby 1837 clam
 Lucinida - Mactromyidae
Mactromya aequalis Agassiz 1843 clam
Gastropoda
 Architaenioglossa - Ampullinidae
"Ampullella sp." = Ampullina
"Ampullella sp." = Ampullina Férussac 1822 snail
 Stromboidea - Strombidae
"Pterocera sp." = Lambis
"Pterocera sp." = Lambis Röding 1798 conch
Rhynchonellata
 Terebratulida - Terebratulidae
"Terebratula" sp. Müller 1776
 Rhynchonellida - Tetrarhynchiidae
Daghanirhynchia daghaniensis Muir-Wood 1935
subsp. platiloba