Ammonites
- A new Beloceras species (Ammonoidea; Late Devonian) from eastern Iran and a phylogenetic analysis of the Beloceratidae
- A remarkable assemblage of Early Barremian ammonites in the Central Western Carpathians (Butkov Quarry, Slovakia)
- Adaptive radiation in the fossil record: A case study among Jurassic ammonoids
- Age, distribution, and phylogeny of the peculiar Late Devonian ammonoid Soliclymenia
- Albian ammonites of Poland
- Ammonite Assemblages and Biostratigraphy at the Lower to Upper Bajocian Boundary in the Digne Area (SE France). Implications for the Definition of the Late Bajocian GSSP
- Ammonite biozonation and litho-/chronostratigraphy of the Cretaceous in Sakhalin and adjacent territories of Far East Russia
- Ammonite faunal dynamics across bio-events during the mid- and Late Cretaceous along the Russian Pacific coast
- Ammonite faunas and stratigraphy of Lower Cretaceous (Albian) rocks in southern Spitsbergen
- Ammonite faunas of the Ammonitico Rosso of the Pontide Mountains, Northern Anatolia
- Ammonite Mass-Ocurences of the Alpine Lower Cretaceous
- Ammonite paleobiogeography during the Pliensbachian–Toarcian crisis (Early Jurassic) reflecting paleoclimate, eustasy, and extinctions
- Ammonite Shell: Its Structure, Development & Biological Significance
- Ammonite sutures
- Ammonite Zonation of the Gosau Group (Upper Cretaceous, Austria)
- Ammonites
- Ammonites (Ammonoids) - Eons, Epochs, Etc.
- Ammonites & Fossils
- Ammonites and stratigraphy of the uppermost Bajocian and Lower Bathonian between Czestochowa and Wielun, Central Poland
- Ammonites at the Black Hills Institute
- Ammonites at the Cenomanian–Turonian boundary in the Sergipe Basin, Brazil
- Ammonites du Jurassique
- Ammonites du poitouet du jurassique
- Ammonites et autres spirales - Hervé Châtelier
- Ammonites from Hokkaido, Japan - (japanese only)
- Ammonites from the Apoderoceras beds (Early Pliensbachian) in São Pedro de Muel (Lusitanian Basin, Portugal)
- Ammonites of the family Perisphinctidae from the Plicatilis Zone (lower Middle Oxfordian) of the Polish Jura Chain (Central Poland); their taxonomy, phylogeny and biostratigraphy
- Ammonoid biodiversity changes across the Cenomanian-Turonian boundary in the Yezo Group, Hokkaido, Japan
- Ammonoid Ribs
- Ammonoid Succession At The Bajocian-bathonian Transition In The Bas Auran Area, Digne District, South-East France
- Ammonoids and the Triassic-Jurassic boundary in the Himalayas of southern Tibet
- Ammonoids At Union Wash, California
- Bajocian - Bathonian ammonite fauna of the Czorsztyn Unit, Pieniny Klippen Belt (Western Carpathians, Slovakia); its biostratigraphical and palaeobiogeographical significance
- Barremian ammonoids from Serre de Bleyton (Drôme, SE France)
- Barremian rhyncholites (Lower Cretaceous Ammonoidea: calcified upper jaws) from the Serre de Bleyton (Département Drôme, SE France)
- Beloceras, the most multilobate Late Devonian ammonoid
- Biological response of ammonites to changing environmental conditions: an example of Boreal Amoeboceras invasions into Submediterranean Province during Late Oxfordian
- Biostratigraphy, Lithostratigraphy, ammonite taxonomy and microfacies analysis of the Middle and Upper Jurassic of norteastern Iran
- Boreal and Subboreal ammonites in the Submediterranean uppermost Oxfordian in the Bielawy section (northern Poland) and their correlation value
- California Early Cretaceous Phylloceratidae (Ammonoidea)
- Campanian (Late Cretaceous) Ammonites from the upper part of the Anacacho Limestone in South Central Texas
- Cenomanian Acanthoceratoidea (Cretaceous Ammonoidea) from the Koppeh Dagh, NE Iran: taxonomy and stratigraphic implications
- Cephalopod Bibliography
- Cephalopod Glossary
- Cephalopod Page
- Cephalopoda
- Cephalopoda
- Cephalopods
- Cephalopoda - Tree of life
- Ceratites From the Upper Muschelkalk
- Christoph Jäggi - Fossilien, insbesondere Ammoniten
- Coleoid Symposium - Coleoid cephalopods through time
- Coniacian (Upper Cretaceous) ammonites from the North Cantabrian Basin (Cantabria, northern Spain)
- Early Albian ammonites from Central Tunisia and adjacent areas of Algeria
- Early Cretaceous ammonites from the Butkov Quarry (Manín Unit, Central Western Carpathians, Slovakia)
- Early Jurassic ammonites from Bivio (Lower Austroalpine unit) and Ardez (Middle Penninic unit) areas: a biostratigraphic tool to date the rifting in the Eastern Swiss Alps
- Early Late Campanian ammonite fauna from Busko Zdrój (Nida Trough, southern Poland)
- Early Toarcian (post-OAE) Hildoceratinae (Ammonitina) fauna from the Marchean Apennines (Italy)
- Early Triassic Ammonoid Fossils In Nevada
- Etude stratigraphique et paleontologique de la famille des Pulchelliidae (Ammonoidea, Ammonitina, Endemocerataceae)
- First occurrence of Pictetia (Ammonoidea) from the Albian of Japan and its systematical implications
- First record of the late Campanian heteromorph ammonite Nostoceras hyatti from the Alpine Cretaceous (Grünbach, Gosau Group, Lower Austria)
- Fosilni glavonosci Skofjeloskega in Polhograjskega hribovja
- Fossil Cephalopods in Utah
- Fossil Coleoidea Page
- Fossil Nautiloidea Page
- First record of Early Devonian ammonoids from Belgium and their stratigraphic significance
- First record of Jurassic (Toarcian – Bajocian) ammonites from the northern Lut Block, east-central Iran
- Fossils of the Gault Clay and Folkestone Beds of Kent
- Heteromorph ammonites from the middle Campanian Baculites scotti Zone in the U.S. Western Interior
- High-resolution dynamics of Early Jurassic marine extinctions: the case of Pliensbachian–Toarcian ammonites (Cephalopoda)
- Highest records of North American scaphitid ammonites in the European Maastrichtian (Upper Cretaceous) and their stratigraphic implications
- International Symposium - Coleoid cephalopods through time - Free University of Berlin, 16. - 19. September 2002
- ISGS Cephalopods
- Jens-Wilhelm Janzen - Ammonites from northern Germany
- Kimmeridgian–Lower Tithonian ammonite assemblages from Ghilcos-Haghimas, Massif (Eastern Carpathians, Romania)
- KS Fossils - Ammonoids
- Last Cretaceous ammonites in Latin America
- Late Campanian and Early Maastrichtian ammonites from the white chalk of Kronsmoor (northern Germany) – taxonomy and stratigraphy
- Late Campanian nostoceratid ammonites from the Lehrte West Syncline near Hannover, northern Germany
- Late Cenomanian-Early Turonian ammonites of Jordan
- Late Cenomanian–Turonian (Cretaceous) ammonites from Wadi Qena, central Eastern Desert, Egypt: taxonomy, biostratigraphy and palaeobiogeographic implications
- Late Famennian (Devonian) Balviinae (Ammonoidea) from the Holy Cross Mountains, Poland
- Late Jurassic ammonite evolution and paleoenviron-ment of the Russian Platform
- Late Maastrichtian and earliest Danian scaphitid ammonites from central Europe: Taxonomy, evolution, and extinction
- Les ammonites
- Les Ammonites et autres Cephalopodes
- Les ammonites Neocomiennes dans l’Atlas atlantique (Maroc)
- Lower and Middle Cenomanian ammonites from the Morondava Basin, Madagascar
- Lower and Middle Jurassic ammonoids of the Shemshak Group in Alborz, Iran and their palaeobiogeographical and biostratigraphical importance
- Lower Aptian ammonite and carbon isotope stratigraphy in the eastern Prebetic Domain (Betic Cordillera, southeastern Spain)
- Lower Aptian ammonite biostratigraphy in the Maestrat Basin (Eastern Iberian Chain, Eastern Spain). A Tethyan transgressive record enhanced by synrift subsidence
- Lower Bajocian (Middle Jurassic) Ammonites of the Manflas area in Atacama Province, Northern Chile, Part 1: Singularis Zone
- Lower Jurassic (Pliensbachian) ammonites from Bornholm, Baltic Sea, Denmark
- Maastrichtian (Late Cretaceous) ammonites from the Owl Creek Formation in northeastern Mississippi, U.S.A.
- Mantle expansion upon the conch in the Late Devonian ammonoid Erfoudites
- Middle Cenomanian ammonites from the type section of the Sanandinovo Formation of northern Bulgaria
- Middle Famennian ammonoid stratigraphy in the Amessoui Syncline (Late Devonian; eastern Anti-Atlas, Morocco)
- Middle Triassic Ammonoid Fossils From Nevada
- Middle Oxfordian to Lowermost Kimmeridgian ammonite succession at Mikhalenino (Kostroma district) of the Russian platform and its stratigraphical and palaeobiogeographical importance
- Morphological Disparity of Ammonoids and the Mark of Permian Mass Extinctions
- Morphometric evolution and phylogeny of Palaeozoic ammonoids. Early and Middle Devonian
- Myth of the Triassic lytoceratid ammonite Trachyphyllites Arthaber, 1927, in reality an Early Jurassic Analytoceras hermanni Gümbel, 1861
- Nautiloidea
- New biostratigraphic data of an Upper Hauterivian - Upper Barremian ammonite assemblage from the Dolomites (Southern Alps, Italy)
- New data on Early Cretaceous (Hauterivian-Barremian) heteromorphic ammonites from northern Germany
- Non-invasive approach to shed new light on the buoyancy business of chambered cephalopods (Mollusca)
- Octopus News Magazine Online - a popular news and community site devoted to cephalopods
- Olcostephanus Level: an Upper Valanginian ammonoid mass-occurrence (Lower Cretaceous, Northern Calcareous Alps, Austria)
- On Brancoceras STEINMANN, 1881 (Brancoceratidae) and Pseudobrancoceras gen. nov., (type species Ammonites versicostatus MICHELIN, 1838: Lyelliceratinae) from the Albian (Cretaceous) of the western Paris Basin and Provence, France
- Oxfordian and late Callovian ammonite faunas and biostratigraphy of the Neuquén-Mendoza and Tarapacá basins (Jurassic, Ammonoidea, Western South America)
- Oyster-bioimmured ammonites from the Upper Albian of Annopol, Poland: stratigraphic and palaeobiogeographic implications
- Palaeobiogeographical and palaeobiological aspects of mid- and Late Cretaceous ammonite evolution and bio-events in the Russian Pacific
- Palaeontology, taxonomic revision and variability of some species of the genus Gassendiceras Bert et al., 2006 (Ammonitina, Upper Barremian) from southeastern France
- Quantitative biochronology of Devonian ammonoids from Morocco and proposals for a refined unitary association method
- Revision of ammonoid biostratigraphy in the Frasnian (Upper Devonian) of the Southern Timan (Northeast Russian Platform)
- Revision of the Middle Jurassic dimorphic ammonite genera Strigoceras/Cadomoceras (Strigoceratidae) and related forms
- Revision of the Upper Cretaceous ammonite fauna of the Bakony Mountains (Hungary)
- Santonian ammonite stratigraphy of the Münster Basin, NW Germany
- Scaphitid ammonites from the Upper Cretaceous of KwaZulu-Natal and Eastern Cape Province, South Africa
- Selected Ammonoid Fauna From Prati Di Stuores/stuores Wiesen And Related Sections Across The Ladinian-carnian Boundary (Southern Alps, Italy)
- Short-term survival of ammonites in New Jersey after the end-Cretaceous bolide impact
- Significance of intermediate forms in phyletic reconstruction of ammonites: Early Jurassic Phricodoceras case study
- Sinemurian ammonites of the Lusitanian Basin (Portugal): an example of complex endemic evolution
- Size-shape relationships in the Mesozoic planispiral ammonites
- Spatio-temporal patterns of the Callovian-Oxfordian ammonite generic diversity in the transgressing Caucasian Sea (northern Neo-Thetys)
- Stratigraphically important ammonites from the Campanian–Maastrichtian boundary interval of the Middle Vistula River section, central Poland
- Taxonomic interpretation and sexual dimorphism in the Early Cretaceous (Valanginian) ammonite Valanginites nucleus (ROEMER, 1841)
- Taphonomy and stratigraphy of Early Cretaceous ammonoid mass occurrences (Late Valanginian; Northern Calcareous Alps; Upper Austria)
- Taxonomy and biostratigraphy of middle Jurassic ammonites, western and central British Columbia
- Terminal Maastrichtian ammonites from Turkmenistan, Central Asia
- Tithonian-Berriasian ammonite fauna and stratigraphy of Arroyo Cieneguita, Neuquén-Mendoza Basin, Argentina
- Updated Ammonite biostratigraphy from Upper Jurassic deposits in Mexico
- Upper Albian ammonite succession in the Montlaux section, Hautes-Alpes, France
- Upper Albian and Cenomanian (Cretaceous) ammonites from the Debarsu Formation (Yazd Block, Central Iran)
- Upper Cenomanian–Lower Turonian ammonoids from the Saxonian Cretaceous (lower Elbtal Group, Saxony, Germany)
- Upper Maastrichtian ammonites and nannofossils and a Palaeocene nautiloid from Richards Bay, Kwa Zulu, South Africa
- Upper Triassic (Norian) cephalopods from the Ekrasar Formation (Shemshak Group) of northern Alborz, Iran
- Uppermost Cenomanian ammonites from Eure, Haute-Normandie, northwest France
- Upper Givetian ammonoids from Dar Kaoua (Tafilalt, SE Anti-Atlas, Morocco)
- Uppermost Devonian ammonoids from Oklahoma and their palaeobiogeographic significance
- Using abundance data to assess the relative role of sampling biases and evolutionary radiations in Upper Muschelkalk ammonoids
- VI International Symposium Cephalopods - Present & Past - September 16.-19. 2004
- Viséan and Bashkirian ammonoids from Central Iran
- Zlíchovian faunas with early ammonoids from Morocco and their use for the correlation of the eastern Anti-Atlas and the western Dra Valley
Books about ammonites
Ammonoid Paleobiology Renowned researchers summarize the current knowledge on ammonoid paleobiology. The book begins with a description of the systematic position of the Ammonoidea within the Cephalopoda, providing the phylogenetic framework for the rest of the book. Following discussions include soft- and hard-part morphology of ammonoids, rate of growth and ontogeny, and taphonomy and ecology. Closing chapters explore the distribution of ammonoids in time and space as well as their extinction at the end of the Cretaceous. With its diverse viewpoints and new material, this resource will benefit researchers and graduate students in paleontology, marine biology, and evolutionary biology. |
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Cephalopods Present and Past: New Insights and Fresh Perspectives This book brings together an international group of scientists focusing on present-day and fossil cephalopods, ranging broadly from Paleozoic ammonoids to today's octopods. It has three general sections dealing with: systematics and evolution; descriptions of hard- and soft part morphology; and ecology, biogeography, and taphonomy. Several highlights include new evidence for the existence of an ink sac in fossil ammonoids, a biogeographic study of clymeniid ammonoids throughout the world, the first record of a radula in baculite ammonoids, and an in-depth study of octopus ecology in Alaska. The book is remarkable in its treatment of both fossil and living forms at the same time, with the aim of presenting the wide diversity of cephalopods now and in the past. |
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Ammonites The beautiful spiral shells of these long-extinct marine invertebrates are among the most sought after and recognizable of fossils, yet little has been published about ammonites outside of geological journals. Neale Monks and Philip Palmer look at the latest ideas on ammonite biology and ecology to present this detailed picture of a once diverse and widespread group of animals. The authors describe the evolution of ammonites and their relatives and explain how they created their shells and used them as flotation devices. All the major groups of ammonites are described and illustrated (as are many minor ones), and important material is included on anatomy, feeding, reproduction, and pathology. The 300-million-year existence of ammonites ended at around the same time that dinosaurs became extinct. Fortunately, ammonites were once so abundant that their fossilized shells can be readily found, and the authors provide a helpful guide to locating and collecting these unique fossils. |