PBDB Collection

Northwest of Profil "Aliabad", Howz-e-Khan-Member, 3h (Triassic of Iran)

Where: Iran (32.5° N, 57.4° E: paleocoordinates 11.6° S, 43.8° E)

• coordinate stated in text

• small collection-level geographic resolution

When: Howz-e-Khan Member (Nayband Formation), Rhaetian (208.5 - 201.3 Ma)

• bed-level stratigraphic resolution

Environment/lithology: marine; lithified mixed carbonate-siliciclastic sediments

• The Howz-e-Khan-Member consists mainly of siliciclastics (siltstone and fine sandstone), carbonates are more common than in the other members of the Nayband Formation.

Size class: macrofossils

Collection methods: Specimen housed at the Palaeontologisches Institut der Universitat Wurzburg (PIW)

Primary reference: M. Hautmann. 2001. Die Muschelfauna der Nayband-Formation (Obertrias, Nor - Rhät) des östlichen Zentraliran. Beringeria 29:3-181 [M. Aberhan/M. Aberhan/M. Aberhan]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 48969: authorized by Martin Aberhan, entered by Sabine Nürnberg on 05.04.2005

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names

Bivalvia
Trigoniida - Trigoniidae	"Trigonia (Modestella) zlambachensis" = Trigonia (Primatrigonia) zlambachiensis "Trigonia (Modestella) zlambachensis" = Trigonia (Primatrigonia) zlambachiensis Haas 1909 clam
Trigoniida - Myophoriidae	Gruenewaldia iranica Gruenewaldia iranica Hautmann 2001 clam
Carditida - Myophoricardiidae	Myophoricardium subquadratum, Myophoricardium lineatum Myophoricardium subquadratum Hautmann 2001 clam Myophoricardium lineatum von Wöhrmann 1889 clam
Carditida - Astartidae	Praeconia matura, Coelopis (Coelopis) aurea n. sp. Praeconia matura Hautmann 2001 clam Coelopis (Coelopis) aurea n. sp. Hautmann 2001 clam
Cardiida - Anthracosiidae	Unionites griesbachi Unionites griesbachi Bittner 1899 clam approx. 40 individuals at 5 localities (8 different horizons)
Cardiida - Palaeocarditidae	Palaeocardita iranica Palaeocardita iranica Hautmann 2001 clam incl. 2 individuals P. iranica multiradiata var. nov.
Pholadida - Corbulidae	Antiquicorbula concentrica Antiquicorbula concentrica Hautmann 2001 clam
Lucinida - Lucinidae	Schafhaeutlia sphaerioides Schafhaeutlia sphaerioides clam
Ostreida - Ostreidae	? Umbrostrea aff. parasitica, Umbrostrea emamii ? Umbrostrea aff. parasitica oyster Umbrostrea emamii Hautmann 2001 oyster 82 individuals at 5 localities (14 different horizons)
Ostreida - Pteriidae	"Pteria (Pteroperna) malayensis" = Pteroperna "Pteria (Pteroperna) malayensis" = Pteroperna pearl oyster
Ostreida - Cassianellidae	Cassianella inaequiradiata Cassianella inaequiradiata oyster 88 individuals at 4 localities (14 different horizons)
Ostreida - Bakevelliidae	Gervillia (Cultriopsis) "sp. A", Gervillia (Cultriopsis) canalis n. sp. Gervillia (Cultriopsis) "sp. A" Cossman 1904 oyster sp. A Gervillia (Cultriopsis) canalis n. sp. Hautmann 2001 oyster
Ostreida - Pinnidae	Pinna (Pinna) sp., Pinna (Pinna) cf. tommasii Pinna (Pinna) sp. Linnaeus 1758 oyster sp. A; approx. 30 fragmented pieces at 5 localities (9 different horizons) Pinna (Pinna) cf. tommasii Wohrmann and Koken 1892 oyster
Pectinida - Propeamussiidae	Propeamussium (Parvamussium) schafhaeutli Propeamussium (Parvamussium) schafhaeutli mud scallop
Pectinida - Limidae	Plagiostoma subvaloniense, Antiquilima hians Plagiostoma subvaloniense Krumbeck 1923 file clam Antiquilima hians Hautmann 2001 file clam
Pectinida - Prospondylidae	Persia monstrosa Persia monstrosa Repin 1996 scallop 72 individuals at 6 localities (14 different horizons)
Pectinida - Plicatulidae	Pseudoplacunopsis asymmetrica Pseudoplacunopsis asymmetrica scallop
Pectinida - Pectinoidae	Indopecten variecostatus, Indopecten serraticosta, Chlamys (Chlamys) favrii Indopecten variecostatus Wen and Lan 1976 scallop Indopecten serraticosta Bittner 1899 scallop Chlamys (Chlamys) favrii scallop
Arcida - Parallelodontidae	Grammatodon (Grammatodon) "sp. A", Parallelodon tectum, "Grammatodon (Cosmetodon) "sp. A"" = Cosmetodon Grammatodon (Grammatodon) "sp. A" Meek and Hayden 1860 clam sp. A Parallelodon tectum Hautmann 2001 clam "Grammatodon (Cosmetodon) "sp. A"" = Cosmetodon Branson 1942 clam sp. A
Nuculanida - Nuculanidae	Mesosaccella subzelima, Nuculana (Nuculana) naibandensis Mesosaccella subzelima pointed nut clam 5 individuals at this locality (3 different horizons) Nuculana (Nuculana) naibandensis Hautmann 2001 pointed nut clam 151 individuals at this locality (7 different horizons)
Nuculida - Nuculidae	Palaeonucula sundaica, Trigonucula goniocostata n. sp. Palaeonucula sundaica nut clam 131 individuals at this locality (7 different horizons) Trigonucula goniocostata n. sp. Hautmann 2001 nut clam 10 individuals at this locality (4 different horizons)