2012 in molluscan paleontology

From Wikipedia, the free encyclopedia

This list, 2012 in molluscan paleontology, is a list of new taxa of ammonites and other fossil cephalopods, as well as fossil gastropods and bivalves that have been described during the year 2012.

Note: "Sp nov" means a new species, "Gen nov" means a new genus, "et" means and, "comb nov" means a new combination (a new binomial name created by combining a known species name with a new genus name.)

Name Novelty Status Authors Age Unit Location Notes Images

Alocolytoceras isztimeri[1]

Sp nov

Valid

Galácz & Kassai

Bajocian

Hungary

A member of Lytoceratina, a species of Alocolytoceras.

Amorina intermedia[2]

Sp. nov

Valid

Vermeulen et al.

Early Cretaceous (Hauterivian)

 Switzerland

A relative of Anahamulina, a species of Amorina.

Andiceras planulatus[3]

Sp nov

Valid

Vennari, Alvarez & Aguirre-Urreta

Late Jurassic (late Tithonian) or Early Cretaceous (early Berriasian)

Argentina

A berriaselline neocomitid, a species of Andiceras.

Asthenoceras taverai[4]

Sp nov

Valid

Sandoval in Sandoval et al

Middle Jurassic (late Aalenian to early Bajocian)

Spain

A grammoceratine hildoceratid, a species of Asthenoceras.

Badina bedouliensis[5]

Sp. nov

Valid

Vermeulen et al.

Early Cretaceous (Aptian)

France

A member of the family Anahamulinidae.

Baidites[6]

Gen. et sp. et comb. nov.

Valid

Brühwiler & Bucher in Brühwiler et al.

Early Triassic

Oman
Timor

A flemingitid ammonite. The type species is B. hermanni; genus also contains "Ophiceras" crassecostatum Welter (1922) and "Ophiceras" tenue Welter (1922).

Bastelia[2]

Gen. et 2 sp. nov

Valid

Vermeulen et al.

Early Cretaceous (Hauterivian)

France
 Switzerland

A hamulinid. The type species is Bastelia schloegli; genus also contains Bastelia taloirensis.

Blascoceras[7]

Gen. et comb. nov

Valid

Vermeulen et al.

Early Cretaceous (Hauterivian)

France
Italy
Spain

An ancyloceratoid related to Emericiceras. A new genus for "Ammonites" nodulosus Catullo (1848); genus also contains "Himalayites" laevis Fallot & Termier (1923)

Boreotrachyceras[8]

Gen. et comb. nov

Valid

Konstantinov

Early Carnian

Russia

A trachyceratid, a new genus for "Protrachyceras" omkutchanicum Bytschkov.

Craspedites sachsi[9]

Sp nov

Valid

Igolnikov

Berriasian

Russia

A species of Craspedites.

Curacoites[10]

Gen. et sp. nov

Valid

Aguirre-Urreta & Rawson

Valanginian or early Barremian

Agrio Formation

Argentina

The type species is Curacoites rotundus.

Damaisiceras[2]

Gen. et sp. nov

Valid

Vermeulen et al.

Early Cretaceous (Hauterivian)

France

A crioceratitid. The type species is Damaisiceras baquei.

Dimorphites noricus[11]

Sp nov

Valid

Balini et al.

Late Triassic

Scillato Formation

Italy

A species of Dimorphites.

Dimorphoceratoides adamsi[12]

Sp. nov

Valid

Work, Mason & Boardman

Pennsylvanian

Four Corners Formation

United States

A species of Dimorphoceratoides.

Escarguelites[13]

Gen. et sp. nov

Valid

Brühwiler, Bucher & Krystyn

Early Triassic

India

An arctoceratid. The type species is Escarguelites spitiensis.

Flemingites hautmanni[14]

Sp nov

Valid

Brühwiler & Bucher in Brühwiler et al.

Early Triassic

Pakistan

A flemingitid, a species of Flemingites.

Flemingites hofmanni[14]

Sp nov

Valid

Brühwiler & Bucher in Brühwiler et al.

Early Triassic

Pakistan

A flemingitid, a species of Flemingites.

Flemingites planatus[14]

Sp nov

Valid

Brühwiler & Bucher in Brühwiler et al.

Early Triassic

Pakistan

A flemingitid, a species of Flemingites.

Galfettites kyrae[6]

Sp nov

Valid

Brühwiler & Bucher in Brühwiler et al.

Early Triassic

Oman

A galfettitid ammonite, a species of Galfettites.

Galfettites omani[6]

Sp nov

Valid

Brühwiler & Bucher in Brühwiler et al.

Early Triassic

Oman

A galfettitid ammonite, a species of Galfettites.

Garroniceras[2]

Gen. et comb. nov

Valid

Vermeulen et al.

Early Cretaceous (Hauterivian)

France
 Switzerland

A hamulinid. A new genus for "Ancyloceras" seringei Astier (1851); genus also contains Garroniceras picteti (Ooster, 1860) and Garroniceras morloti (Ooster, 1860).

Gastrioceras magoffinense[12]

Sp. nov

Valid

Work, Mason & Boardman

Pennsylvanian

Four Corners Formation

United States

A species of Gastrioceras.

Goudemandites[6]

Gen. et sp. nov

Valid

Brühwiler & Bucher in Brühwiler et al.

Early Triassic

China
Oman

A palaeophyllitid ammonite. The type species is Goudemandites sinensis.

Herbiella[15]

Nom. nov

Valid

Cooper

Cretaceous

Ukraine

A turrilitid; a replacement name for Klingerella Cooper (1999). The type species is "Turrilites" bicarinatus Kner (1852).

Hermannites[13]

Gen. et sp. nov

Valid

Brühwiler, Bucher & Krystyn

Early Triassic

India

A flemingitid. The type species is Hermannites rursiradiatus.

Hildaites bisulcatus[16]

Sp nov

Valid

Sassaroli & Venturi

Early Toarcian

Bugarone Formation

Italy

A hildoceratid, a species of Hildaites.

Hildaites calamantis[16]

Sp nov

Valid

Sassaroli & Venturi

Early Toarcian

Bugarone Formation

Italy

A hildoceratid, a species of Hildaites.

Hildaites evolutus[16]

Sp nov

Valid

Sassaroli & Venturi

Early Toarcian

Bugarone Formation

Italy

A hildoceratid, a species of Hildaites.

Hildaites planiventris[16]

Sp nov

Valid

Sassaroli & Venturi

Early Toarcian

Bugarone Formation

Italy

A hildoceratid, a species of Hildaites.

Hochuliites[14]

Gen. et sp. nov

Valid

Brühwiler & Bucher in Brühwiler et al.

Early Triassic

Pakistan

An inyoitid. The type species is Hochuliites retrocostatus.

Homoeoplanulites marcelli[17]

Sp. nov

Valid

Mangold, Martin & Prieur

Bathonian

France

A member of the family Perisphinctidae.

Homoeoplanulites mouterdei[17]

Sp. nov

Valid

Mangold, Martin & Prieur

Bathonian

France

A member of the family Perisphinctidae.

Homoeoplanulites sandovali[17]

Sp. nov

Valid

Mangold, Martin & Prieur

Bathonian

France

A member of the family Perisphinctidae.

Indosphinctes tsatiaensis[18]

Sp. nov

Valid

Hall & Poulton

Callovian

Canada

A perisphinctid ammonite, a species of Indosphinctes.

Infraparkinsonia pierae[19]

Sp. nov

Valid

Pavia & Zunino

Late Bajocian

France

A species of Infraparkinsonia, a possible member of Stephanoceratidae.

Kashmirites baidi[6]

Sp nov

Valid

Brühwiler & Bucher in Brühwiler et al.

Early Triassic

Oman
Pakistan[14]

A xenoceltitid ammonite, a species of Kashmirites.

Kiaborisia[20]

Gen. et comb. nov

Valid

Bartzsch & Weyer

Devonian

Russia

A new genus for "Biloclymenia" aktubensis Bogoslovskiy (1981).

Koiloceras[14]

Gen. et sp. nov

Valid

Brühwiler & Bucher in Brühwiler et al.

Early Triassic

Pakistan

A gyronitid. The type species is Koiloceras romanoi.

Kraffticeras[13]

Gen. et comb. nov

Valid

Brühwiler, Bucher & Krystyn

Early Triassic

India

A ceratitid; a new genus for "Meekoceras" pseudoplanulatum Krafft & Diener (1909).

Lepinayceras[7]

Gen. et 3 sp. et comb. nov

Valid

Vermeulen et al.

Early Cretaceous

Argentina
France
Morocco

An ancyloceratoid related to Emericiceras. The type species is Lepinayceras sandovali; genus also contains new species Lepinayceras rouxelae and Lepinayceras chamateuilensis, as well as "Crioceras" precrassispina Roch (1930) and "Paraspiticeras" groeberi Aguirre-Urreta (1993).

Lepteocaloceras[21]

Gen. et 2 sp. nov

Valid

Dommergues

Hettangian

France

A psiloceratid ammonite. Genus contains the type species Lepteocaloceras evrardii and possibly also the species Lepteocaloceras ? strictum.

Leptosphinctes (Cleistosphinctes) umbilicatus[22]

Sp nov

Valid

Galácz

Bajocian

Hungary

A species of Leptosphinctes.

Liautaudia[2]

Gen. et sp. nov

Valid

Vermeulen et al.

Early Cretaceous (Hauterivian)

France
 Switzerland

A hamulinid. The type species is Liautaudia fumisuginiformis.

Linaresites[4]

Gen. et comb. nov

Valid

Sandoval in Sandoval et al.

Middle Jurassic (late Aalenian to early Bajocian)

Morocco
Spain

A grammoceratine hildoceratid, a new genus for "Fontannesia" montillanensis Linares and Sandoval (1988).

Lucasites[6]

Gen. et 2 sp. nov

Valid

Brühwiler & Bucher in Brühwiler et al.

Early Triassic

Oman

A prionitid ammonite. Genus contains two species: Lucasites involutus and L. evolutus.

Maximites nassichuki[12]

Sp. nov

Valid

Work, Mason & Boardman

Pennsylvanian

Four Corners Formation

United States

A species of Maximites.

Mianwaliites[14]

Gen. et sp. nov

Valid

Brühwiler & Bucher in Brühwiler et al.

Early Triassic

Pakistan

A palaeophyllitid. The type species is Mianwaliites multiradiatus.

Monneticeras[14]

Gen. et sp. nov

Valid

Brühwiler & Bucher in Brühwiler et al.

Early Triassic

Pakistan

A proptychitid. The type species is Monneticeras compressum.

Nannolytoceras gibbosum[1]

Sp nov

Valid

Galácz & Kassai

Bajocian

Hungary

A member of Lytoceratina, a species of Nannolytoceras.

Neograhamites primus[23]

Sp. nov

Valid

Olivero

Upper Campanian

Snow Hill Island Formation

Antarctica

A kossmaticeratid ammonite, a species of Neograhamites.

Neokossmaticeras[23]

Gen. et sp. nov

Valid

Olivero

Upper Campanian

Rabot Formation

Antarctica

A kossmaticeratid ammonite. The type species is Neokossmaticeras redondensis.

Notosilesitoides[24]

Gen. et sp. nov.

Valid

Matsukawa et al.

Aptian to early Albian

Philippines

The type species is Notosilesitoides philippinensis.

Nuetzelia[13]

Gen. et sp. nov

Valid

Brühwiler, Bucher & Krystyn

Early Triassic

India

An arctoceratid. The type species is Nuetzelia himalayica.

Obataceras[25]

Gen. et sp. nov

Valid

Shigeta, Futakami & Hoffmann

Late Albian

Japan

A gabbioceratine ammonite. The type species is Obataceras manjiense.

Okhototrachyceras[8]

Gen. et comb. nov

Valid

Konstantinov

Early Carnian

Russia

A trachyceratid, a new genus for "Protrachyceras" seimkanense Bytschkov.

Omanites[6]

Gen. et sp. nov

Valid

Brühwiler & Bucher in Brühwiler et al.

Early Triassic

Oman

A paranannitid ammonite. The type species is Omanites musjahensis.

Oxyarietites[26]

Gen. et sp. nov

Valid

Dommergues & Goolaerts

Early Sinemurian

France

An arietitoid, a member of Phylloceratida. The type species is Oxyarietites boletzkyi.

Pacaudina dechauxi[5]

Sp. nov

Valid

Vermeulen et al.

Early Cretaceous

France

A member of the family Anahamulinidae.

Pacaudina lurensis[5]

Sp. nov

Valid

Vermeulen et al.

Early Cretaceous (Barremian)

France

A member of the family Anahamulinidae.

Paranannites baudi[6]

Gen. et sp. nov

Valid

Brühwiler & Bucher in Brühwiler et al.

Early Triassic

Oman

A paranannitid ammonite, a species of Paranannites.

Paraspidites obesus[14]

Sp. nov

Valid

Brühwiler & Bucher in Brühwiler et al.

Early Triassic

Pakistan

A meekoceratid, a species of Paraspidites.

Perisphinctes (Arisphinctes) kachchhensis[27]

Sp nov

Valid

Pandey, Alberti & Fürsich

Late Jurassic (Oxfordian)

India

A species of Perisphinctes.

Perisphinctes (Arisphinctes) kantkotensis[27]

Sp nov

Valid

Pandey, Alberti & Fürsich

Late Jurassic (Oxfordian)

India

A species of Perisphinctes.

Phaneroceras chesnuti[12]

Sp. nov

Valid

Work, Mason & Boardman

Pennsylvanian

Four Corners Formation

United States

A species of Phaneroceras.

Phaulostephanus apertus[22]

Sp nov

Valid

Galácz

Bajocian

Hungary

A species of Phaulostephanus.

Phaulostephanus exilis[22]

Sp nov

Valid

Galácz

Bajocian

Hungary

A species of Phaulostephanus.

Phylloceras (Goretophylloceras) liouxense[28]

Sp nov

Valid

Joly & Mercier

Early Cretaceous (Valanginian)

France

A phylloceratine phylloceratid, a species of Phylloceras.

Prevalia saintjohnpersi[17]

Sp. nov

Valid

Mangold, Martin & Prieur

Bathonian

France

A member of the family Perisphinctidae.

Prionites nammalensis[14]

Sp. nov

Valid

Brühwiler & Bucher in Brühwiler et al.

Early Triassic

Pakistan

A prionitid, a species of Prionites.

Procerites praequercinus[17]

Sp. nov

Valid

Mangold, Martin & Prieur

Bathonian

France

A member of the family Perisphinctidae.

Procolumbites safraensis[6]

Sp nov

Valid

Brühwiler & Bucher in Brühwiler et al.

Late Early Triassic

Oman

A columbitid ammonite, a species of Procolumbites.

Prososphinctes polelum[29]

Sp. nov

Valid

Głowniak

Late Jurassic (Oxfordian)

Poland

A member of Perisphinctidae.

Pseudaspidites planus[6]

Sp nov

Valid

Brühwiler & Bucher in Brühwiler et al.

Early Triassic

Oman

A proptychitid ammonite, a species of Pseudaspidites.

Pseudomoutoniceras martinoti[2]

Sp. nov

Valid

Vermeulen et al.

Early Cretaceous (Hauterivian)

France

A crioceratitid, a species of Pseudomoutoniceras.

Ptychohamulina testeorum[30]

Sp nov

Valid

Baudouin et al.

Early Cretaceous (late Barremian)

France

A hamulinid, a species of Ptychohamulina.

Punjabites[14]

Gen. et sp. nov

Valid

Brühwiler & Bucher in Brühwiler et al.

Early Triassic

Pakistan

A prionitid. The type species is Punjabites punjabiensis.

Rohillites omanensis[6]

Sp nov

Valid

Brühwiler & Bucher in Brühwiler et al.

Early Triassic

Oman

A flemingitid ammonite, a species of Rohillites.

Rohillites pakistanensis[14]

Sp. nov

Valid

Brühwiler & Bucher in Brühwiler et al.

Early Triassic

Pakistan

A flemingitid, a species of Rohillites.

Ropoloceras[2]

Gen. et comb. nov

Valid

Vermeulen et al.

Early Cretaceous (Late Hauterivian)

France
Spain
 Switzerland

A crioceratitid; a new genus for "Crioceras" seitzi Sarkar (1955).

Sabaudiella riverorum[10]

Sp nov

Valid

Aguirre-Urreta & Rawson

Valanginian or early Barremian

Agrio Formation

Argentina

A species of Sabaudiella.

Safraites[6]

Gen. et sp. nov

Valid

Brühwiler & Bucher in Brühwiler et al.

Early Triassic

Oman

A galfettitid ammonite. The type species is Safraites simplex.

Schaffhauseria[2]

Gen. et 2 sp. nov

Valid

Vermeulen et al.

Early Cretaceous (Hauterivian)

 Switzerland

A hamulinid. The type species is Schaffhauseria schirollii. Originally genus also contained second species Schaffhauseria veveysensis; however, this species was subsequently transferred to the genus Lahonderella.[31]

Siemiradzkia escollensis[17]

Sp. nov

Valid

Mangold, Martin & Prieur

Bathonian

France

A member of the family Perisphinctidae.

Siemiradzkia richei[17]

Sp. nov

Valid

Mangold, Martin & Prieur

Bathonian

France

A member of the family Perisphinctidae.

Shamaraites rursiradiatus[14]

Sp. nov

Valid

Brühwiler & Bucher in Brühwiler et al.

Early Triassic

Pakistan

A flemingitid, a species of Shamaraites.

Steckites[13]

Gen. et sp. nov

Valid

Brühwiler, Bucher & Krystyn

Early Triassic

India

A paranannitid. The type species is Steckites brevus.

Stephanosphinctes tuberculatus[22]

Sp nov

Valid

Galácz

Bajocian

Hungary

A species of Stephanosphinctes.

Stoliczkaiella[15]

Nom. nov

Valid

Cooper

Cretaceous

France

A lyelliceratid; a replacement name for Stoliczkaia Neumayr (1875). The type species is "Ammonites" dispar d'Orbigny (1851).

Subinyoites punjabiensis[14]

Sp. nov

Valid

Brühwiler & Bucher in Brühwiler et al.

Early Triassic

Pakistan

An inyoitid, a species of Subinyoites.

Subvishnuites posterus[13]

Sp. nov

Valid

Brühwiler, Bucher & Krystyn

Early Triassic

India

An inyoitid, a species of Subvishnuites.

Takahashiella[15]

Nom. nov

Junior homonym

Cooper

Cretaceous

Japan

A lytoceratid; a replacement name for Takahashia Matsumoto (1984). The replacement name itself turned out to be preoccupied by Takahashiella Borkhsenius (1964); Hoffmann & Howarth (2015) coined a new replacement name Takahashiceras.[32] The type species is "Takahashia" eureka Matsumoto (1984).

Tanabeceras[25]

Gen. et sp. nov

Valid

Shigeta, Futakami & Hoffmann

Late Albian

Japan

A gabbioceratine ammonite. The type species is Tanabeceras pombetsense.

Trachyceras silberlingi[33]

Sp nov

Valid

Balini, Jenks & Martin

Late Triassic (early Carnian)

United States

A trachyceratid, a species of Trachyceras.

Truempyceras[14]

Gen. et comb. et sp. nov

Valid

Brühwiler & Bucher in Brühwiler et al.

Early Triassic

India
Pakistan

An arctoceratid. A new genus for "Anasibirites" pluriformis Guex (1978);[14] genus also contains a new species Truempyceras compressum Brühwiler, Bucher & Krystyn (2012).[13]

Ussurijuvenites[34]

Gen. et 2 sp. nov

Valid

Smyshlyaeva & Zakharov

Early Olenekian

Russia

A melagathiceratid. The type species is U. popovi. U.s artyomensis is a second species.

Vacekia striata[4]

Sp nov

Valid

Henriques in Sandoval et al.

Jurassic (late Toarcian to early Aalenian)

Portugal
Spain

A grammoceratine hildoceratid, a species of Vacekia.

Wagnericeras compressum[17]

Sp. nov

Valid

Mangold, Martin & Prieur

Bathonian

France

A member of the family Perisphinctidae.

Wagnericeras sericonstrictione[17]

Sp. nov

Valid

Mangold, Martin & Prieur

Bathonian

France

A member of the family Perisphinctidae.

Other cephalopods

Name Novelty Status Authors Age Unit Location Notes Images

Arctoteuthis britanna[35]

Sp nov

Valid

Dzyuba

Jurassic–Cretaceous boundary

Russia
United Kingdom

A belemnite, a species of Arctoteuthis.

Aturia gujaratensis[36]

Sp nov

Valid

Halder

Early Miocene

Chhasra Formation
Khari Nadi Formation

India

Bathmoceras taichoutense[37]

Sp nov

Valid

Kröger & Lefebvre

Early Ordovician

Fezouata Formation

Morocco

A species of Bathmoceras.

Calabribelus[38]

Gen. et sp. nov

Valid

Weis, Mariotti & Riegraf

Middle Jurassic (early Bajocian)

France
Italy

A holcobelid belemnite. The type species is Calabribelus pallinii.

Curtohibolites (?) bourguetensis[39]

Sp. nov

Valid

Janssen, Clément & Bont

Early Cretaceous (Barremian)

France

A mesohibolitid belemnite, possibly a species of Curtohibolites.

Cylindroteuthis venusta[35]

Sp nov

Valid

Dzyuba

Jurassic–Cretaceous boundary

Russia

A belemnite, a species of Cylindroteuthis.

Cyrtobelus[40]

Gen. et 2 sp. nov

Valid

Fuchs et al.

Late Cretaceous (late Campanian–late Maastrichtian)

Northumberland Formation

Canada
Greenland

A member of the family Groenlandibelidae. The type species is C. birkelundae; genus also includes new species C. hornbyense.

Deltoidonautilus vredenburgi[36]

Sp nov

Valid

Halder

Early Eocene

Naredi Formation

India

Destombesiceras[37]

Gen. et sp. nov

Valid

Kröger & Lefebvre

Early Ordovician

Fezouata Formation

Morocco

A discosorid cephalopod. The type species is Destombesiceras zagorense.

Discoceras costatum[41]

Sp. nov

Valid

Rasmussen & Surlyk

Ordovician (late Katian)

Lindegård Formation

Denmark

A species of Discoceras.

Discoceras vasegaardense[41]

Sp. nov

Valid

Rasmussen & Surlyk

Ordovician (late Katian)

Lindegård Formation

Denmark

A species of Discoceras.

Duvalia vermeuleni[39]

Sp. nov

Valid

Janssen, Clément & Bont

Early Cretaceous (Barremian)

France
Hungary
Slovakia

A duvaliid belemnite, a species of Duvalia.

Germanoteuthis[42]

Gen. et sp. nov

Valid

Schweigert & Fuchs

Ladinian

Germany

A coleoid cephalopod. The type species is Germanoteuthis donai.

Heminautilus boselliorum[43]

Sp. nov

Valid

Delanoy et al.

Early Cretaceous (Barremian)

France

A nautilid, a species of Heminautilus.

Hibolithes keleptrishvilii[39]

Sp nov

Valid

Janssen, Clément & Bont

Early Cretaceous (latest Hauterivian)

France
Georgia
Hungary?
Slovakia?

A mesohibolitid belemnite, a species of Hibolithes.

Holcobelus elmii[38]

Sp nov

Valid

Weis, Mariotti & Riegraf

Middle Jurassic (early Bajocian)

Algeria
France
Italy
Morocco

A holcobelid belemnite, a species of Holcobelus.

Mesohibolites anglesensis[39]

Sp. nov

Valid

Janssen, Clément & Bont

Early Cretaceous (late Barremian to early Bedoulian)

Abkhazia
France
Slovakia?

A mesohibolitid belemnite, a species of Mesohibolites.

Reitneriteuthis[42]

Gen. et comb. nov

Valid

Schweigert & Fuchs

Norian

Germany

A new genus for "Loligosepia" neidernachensis Reitner, 1978.

Shvetsovia[39]

Gen. et comb. nov

Valid

Janssen, Clément & Bont

Early Cretaceous (Barremian)

Azerbaijan
Bulgaria
Czech Republic
France
Georgia
Hungary
Romania
Russia
Ukraine
Slovakia?

A mesohibolitid belemnite, a new genus for "Hibolites" gagricus Shvetsov (1913) and a few other species.

Sichuanobelus utatsuensis[44]

Sp nov

Valid

Iba et al.

Early Jurassic (Hettangian)

Japan

A sinobelemnitid belemnite, a species of Sichuanobelus.

Newly named gastropods

Other molluscs

References

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