East of Arraitza village, Ilundain Marls, level ARR1.1 (Eocene of Spain)

Where: Spain (42.8° N, 1.8° W: paleocoordinates 40.9° N, 5.0° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Ilundain Marls Formation, Bartonian (41.3 - 38.0 Ma)

Environment/lithology: deep subtidal; silty marl

• the Arraitza outcrop may correspond to somewhat deeper environments. The fine-grained nature of the marl, the absence of sediment gravity-flow deposits and the absence of light-dependant organisms suggest that the Arraitza deposits accumulated in a flat, aphotic seabed located well below storm-wave base. This interpretation is supported by the foraminiferal content.
• silty marls

Size classes: macrofossils, mesofossils

Primary reference: H. Astibia, J. Elorza, A. Pisera, G. Alvarez-Perez, A. Payros and S. Ortiz. 2013. Sponges and corals from the Middle Eocene (Bartonian) marly formations of the Pamplona Basin (Navarre, western Pyrenees): taphonomy, taxonomy, and paleoenvironments. Facies [W. Kiessling/M. Krause]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 141924: authorized by Wolfgang Kiessling, entered by Mihaela Krause on 03.04.2013

Creative Commons license: CC BY (attribution)

Taxonomic list

unclassified
  -
Foraminifera
 Buliminoidea - Buliminidae
Nodosariata
 Nodosariida - Nodosariidae
Nodosariidae indet. Ehrenberg 1838
 Nodosariida - Stilostomellidae
Globothalamea
 Rotaliida - Cancrisidae
Gyroidinoides spp. Reiss 1963
 Rotaliida - Discorbidae
 Rotaliida - Cibicididae
 Rotaliida - Anomalinidae
Anomalinoides spp. Brotzen 1942
Foraminifera
 Lituolida - Lituolidae
  -
"Marginulina behmi" = Cristellaria (Marginulina)1
"Marginulina behmi" = Cristellaria (Marginulina)1
 Trochamminacea - Trochamminidae
Trochamminidae indet. Schwager 1877
 Astrorhizacea - Bathysiphonidae
Bathysiphon spp. Sars 1872
 Rotaliina - Siphoninidae
Siphonina spp. Reuss 1850
 Rotaliacea - Rotaliidae
Oridorsalis spp. Anderson 1961
Demospongiae
 Dictyoceratida - Dysideidae
Hexactinellida
 Innaecoeliida - Craticulariidae
Laocoetis samueli glass sponge
 Lychniscosa - Ventriculitidae
"cf. Rhizocheton robustus" = Rhizopoterion
"cf. Rhizocheton robustus" = Rhizopoterion glass sponge
Anthozoa
 Scleractinia - Caryophylliidae
Gastropoda
 Vanikoroidea - Eulimidae
Niso sp.1 Risso 1826 snail
 Cerithioidea - Cerithiidae
"Ptychocerithium johannae" = Cerithium (Ptychocerithium)1
"Ptychocerithium johannae" = Cerithium (Ptychocerithium)1 cerith snail
 Cerithioidea - Diastomatidae
Diastoma costellatum1 Lamarck 1804 snail
 Cerithioidea - Pachychilidae
Moniquia sp.1 Pacaud and Harzhauser 2012 snail
 Cerithioidea - Turritellidae
Sigmesalia sp.1 Finlay and Marwick 1937 turret shell
 Neogastropoda - Buccinidae
"Metula (Celatoconus) sp." = Pisania (Celatoconus)1
"Metula (Celatoconus) sp." = Pisania (Celatoconus)1 Conrad 1863 true whelk
 Neogastropoda - Fasciolariidae
 Neogastropoda - Conidae
Conidae indet.1 Fleming 1822 cone shell
 Neogastropoda - Muricidae
Muricidae indet.1 Rafinesque 1815 murex snail
 Neogastropoda - Volutidae
Athleta (Volutospina) sp.1 Newton 1906 volute
 Sorbeoconcha - Ranellidae
Sassia sp.1 Bellardi 1872 triton shell
 Heterostropha - Mathildidae
Mathilda sp.1 Semper 1865 snail
Bivalvia
 Arcida - Glycymerididae
Glycymeris jacquoti1 Tournouer 1873 clam
 Pectinida - Dimyidae
 Pectinida - Pectinoidae
Chlamys sp.1 Röding 1798 scallop
Spondylus sp.1 Linnaeus 1758 scallop
Spondylus cf. bifrons1 Goldfuss 1835 scallop
 Ostreida - Gryphaeidae
 Cardiida - Chamidae
Chama pellati1 jewel box
 Carditida - Carditidae
Rhynchonellata
 Terebratulida - Cancellothyrididae
 Terebratulida - Terebratulidae
? Gryphus sp.2 Megerle von Mühlfeld 1811
 Terebratulida - Megathyrididae
Argyrotheca michelottina2 Davidson 1870
Gymnolaemata
 Cheilostomata - Membraniporidae
"Cupuladriidae indet." = Membraniporidae1
"Cupuladriidae indet." = Membraniporidae1 Busk 1854
Polychaeta
 Sabellida - Serpulidae
Thecostraca
 Scalpellomorpha - Scalpellidae
Arcoscalpellum sp.1 Hoek 1907 barnacle
Chondrichthyes
 Hexanchiformes - Hexanchidae
Hexanchus agassizi1 Cappetta 1976 sixgill shark
 Lamniformes - Lamnidae
Macrorhizodus praecursor1 Leriche 1905 mackerel shark
 Lamniformes - Mitsukurinidae
Anomotodon sp.1 Arambourg 1952 goblin shark
Woellsteinia kozlovi1 Adnet 2006 goblin shark
Actinopteri
 Aulopiformes - Enchodontidae
Enchodus sp.1 Agassiz 1835
 Ephippiformes - Ephippidae
Chaetodipterus sp.1 Lacepede 1802
 Ichnofossils -
? Rhizocorallium sp.1 Zenker 1836
Ophiomorpha sp.1 Lundgren 1891
Planolites sp.1 Nicholson 1873
Thalassinoides sp.1 Ehrenberg 1944
Halopoa imbricata1 Torell 1869