PBDB Collection

Northwest of Profil "Aliabad", Howz-e-Khan-Member, 3l (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 48971: 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
Ostreida - Ostreidae	Umbrostrea emamii Umbrostrea emamii Hautmann 2001 oyster 82 individuals at 5 localities (14 different horizons)
Ostreida - Cassianellidae	Cassianella inaequiradiata Cassianella inaequiradiata oyster 88 individuals at 4 localities (14 different horizons)
Ostreida - Bakevelliidae	? Gervillaria cf. falcata ? Gervillaria cf. falcata oyster
Pectinida - Propeamussiidae	Propeamussium (Parvamussium) schafhaeutli Propeamussium (Parvamussium) schafhaeutli mud scallop
Pectinida - Terquemiidae	Newaagia stocklini Newaagia stocklini Repin 1996 scallop
Pectinida - Pectinoidae	Indopecten serraticosta, Chlamys (Chlamys) favrii Indopecten serraticosta Bittner 1899 scallop Chlamys (Chlamys) favrii scallop
Pectinida - Limidae	Antiquilima hians Antiquilima hians Hautmann 2001 file clam
Pectinida - Plicatulidae	Pseudoplacunopsis asymmetrica Pseudoplacunopsis asymmetrica scallop
Pectinida - Prospondylidae	Persia monstrosa Persia monstrosa Repin 1996 scallop 72 individuals at 6 localities (14 different horizons)
Arcida - Parallelodontidae	"Grammatodon (Cosmetodon) sp." = Cosmetodon, Grammatodon (Cosmetodon) mediodepressum, Parallelodon tectum n. sp. "Grammatodon (Cosmetodon) sp." = Cosmetodon Branson 1942 clam sp. B Grammatodon (Cosmetodon) mediodepressum Krumbeck 1913 clam 4 individuals at this locality (3 different horizons) Parallelodon tectum n. sp. Hautmann 2001 clam
Carditida - Astartidae	Praeconia matura Praeconia matura Hautmann 2001 clam
Cardiida - Palaeocarditidae	Palaeocardita iranica Palaeocardita iranica Hautmann 2001 clam
Lucinida - Lucinidae	"? Fimbriidae indet." = Fimbriinae "? Fimbriidae indet." = Fimbriinae Nicol 1950 clam gen. nov. sp. A
Trigoniida - Myophoriidae	Gruenewaldia iranica Gruenewaldia iranica Hautmann 2001 clam
Trigoniida - Trigoniidae	"Trigonia (Modestella) zlambachensis" = Trigonia (Primatrigonia) zlambachiensis "Trigonia (Modestella) zlambachensis" = Trigonia (Primatrigonia) zlambachiensis Haas 1909 clam
Nuculanida - Nuculanidae	Mesosaccella subzelima, Nuculana (Nuculana) aff. perlonga, Nuculana (Nuculana) naibandensis Mesosaccella subzelima pointed nut clam 5 individuals at this locality (3 different horizons) Nuculana (Nuculana) aff. perlonga pointed nut clam Nuculana (Nuculana) naibandensis Hautmann 2001 pointed nut clam 151 individuals at this locality (7 different horizons)
Nuculida - Nuculidae	Trigonucula goniocostata, Palaeonucula sundaica Trigonucula goniocostata Hautmann 2001 nut clam 10 individuals at this locality (4 different horizons) Palaeonucula sundaica nut clam 131 individuals at this locality (7 different horizons)