Saiwan 1 OL15 (Permian of Oman)

Where: Oman (20.9° N, 57.6° E: paleocoordinates 44.6° S, 53.4° E)

• coordinate stated in text

• outcrop-level geographic resolution

When: Saiwan Formation, Sakmarian (293.5 - 290.1 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: deltaic; lithified, calcareous sandstone

• Sandy calcarenite

Size class: macrofossils

Primary reference: L. Angiolini, H. Bucher, A. Pillevuit, J.-P. Platel, J. Roger, J. Broutin, A. Baud, J. Marcoux, and H. Al Hashmi. 1997. Early Permian (Sakmarian) brachiopods from southeastern Oman. Geobios 30(3):379-405 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 101079: authorized by Matthew Clapham, entered by Matthew Clapham on 16.12.2010, edited by Bethany Allen

Creative Commons license: CC BY (attribution)

Taxonomic list

Rhynchonellata
 Spiriferinida - Syringothyrididae
Punctocyrtella spinosa Plodowski 1968
1 articulated, 30 ventral, 3 dorsal
Subansiria sp. Sahni and Srivastava 1956
7 ventral, 2 dorsal
 Spiriferida - Trigonotretidae
Trigonotreta sp.1 Koenig 1825
Kaninospirifer costellinus2 Waterhouse 2004
10 ventral, 2 dorsal
 Terebratulida - Dielasmatidae
Fletcherithyris sp. Campbell 1965
1 articulated, 3 ventral
Strophomenata
 Productida - Aulostegidae
Reedoconcha permixta Reed 1932
5 articulated, 3 ventral, 1 dorsal
 Orthotetida - Derbyiidae
Derbyia haroubi n. sp. Angiolini 1997
6 articulated, 23 ventral, 18 dorsal
 Orthotetida - Schuchertellidae
Arctitreta cf. bioni Reed 1932
5 articulated
Crinoidea
 Ampelocrinida - Corythocrinidae
Campbellicrinus nodosus n. sp.3 Webster et al. 2009 Sea lily
Campbellicrinus compactus3 Jell and Willink 1993 Sea lily
 Dendrocrinida - Blothrocrinidae
Huqficrinus biserialis n. gen. n. sp.3
Huqficrinus biserialis n. gen. n. sp.3 Webster et al. 2009 Sea lily
 Dendrocrinida - Texacrinidae
Texacrinus haushiensis3 Jell and Willink 1993 Sea lily
 Dendrocrinida - Cromyocrinidae
? Moapacrinus omanensis n. sp.3 Webster et al. 2009 Sea lily