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Hajar | profile | all galleries >> Palaeogalleries >> Heteromorph ammonoids tree view | thumbnails | slideshow

Heteromorph ammonoids

001 Bactrites.jpg Ivoites hunsrueckianum Ivoites hunsrueckianum X-radiograph. Erbenoceras advolvens, 13 cm individual. Early Devonian, Hmar Laghdad, near Erfoud, Morocco. Choristoceras sp, 4cm. Zlambach Formation, Late Triassic. Hinterriß, Austria.
Acid-prepared Spiroceras Orbigny. Upper Bajocian, Rhône, France. Bochianites neocomiensis, 45 mm orthoconic ammonite. Upper Valanginian, Early Cretaceous. Drome, France. Bochianites neocomiensis, 45 mm orthoconic ammonite. Upper Valanginian, Early Cretaceous. Drome, France. Aegocrioceras raricostatum, Upper Hauterivian, Lower Cretaceous, Resse clay pit, Hannover, Germany Crioceras, 75 mm complete with spines. Hauterivian, Gard, France.
Acrioceras tabarelli (7 cm) from the Early Cretaceous (Barremian) of les Alpes de Hautes-Provence. Australiceras jacki, 35 mm heteromorph ammonite. Aptian, Early Cretaceous. Walsh River, Queensland, Australia. Labeceras compressum, 50 mm heteromorph ammonite. Aptian, Early Cretaceous. Walsh River, Queensland, Australia. Australia labeceras 5 cm 6.jpg Hamites subrotundatus BedVII, Albian, Folkestone, Kent, UK.
Allocrioceras cf annulatum (Shumard 1860), 4 cm. Cenomanian, Cretaceous. Hjoula, Lebanon. Allocrioceras cf annulatum (Shumard 1860), 4 cm. Cenomanian, Cretaceous. Hjoula, Lebanon. under SW UV light. Juvenile Allocrioceras cf annulatum (Shumard 1860), 18 mm. Cenomanian, Cretaceous. Hjoula, Lebanon. under SW UV light. Scaphites equalis, 27 mm long. Chalk, Middle Cenomanian, Upper Cretaceous. Uplyme, Dorset, UK. Hyphantoceras reussianum, 35 mm. Turonian, Cretaceous. Foerth/Halle,Germany.
Polyptychoceras juvenile. Santonian, Late Cretaceous. Hokkaido, Japan. Polyptychoceras ammonitella. Santonian, Late Cretaceous. Hokkaido, Japan. Polyptychoceras juveniles. Santonian, Late Cretaceous. Hokkaido, Japan. Polyptychoceras obstrictum, 107 mm complete. Santonian, Late Cretaceous. Hokkaido, Japan. Muramotoceras yezoense, 65 mm with other ammonites. Santonian, Late Cretaceous. Hokkaido, Japan.
Muramotoceras yezoense, 65 mm with other ammonites. Santonian, Late Cretaceous. Hokkaido, Japan. Ainoceras sp, Campanian, Japan Nostoceras malagasyense, six individuals, 7-9 cm, two are sinistral and four are dextral. Upper Cretaceous, Belo, Madagascar Plesioturrilites brazoensis. 7 cm heteromorph ammonite in chalk. Grayson Formation, Late Cretaceous. Bryan County, Oklahoma, USA Hoploscaphites constrictus, 48 mm. Maastrichtian. Chelm Quarry, Poland.
Discoscaphites conradi, 5 cm with preserved shell. Fox Hills Formation, Maastrichtian, South Dakota, USA. Hoploscaphites nicoletti, 65 mm with preserved shell. Fox Hills Formation, Maastrichtian, South Dakota, USA. Baculites vertebralis, 95 mm. Maastricht Formation. Meersen Member. ENCI Quarry, Maastricht, Netherlands. Eubaculites carinatus Morton, 1834. 104 mm. Late Cretaceous (Maastrichtian). Gascoyne region of Western Australia. Baculites compressus. Bearpaw Shale, Montana, USA

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Naczelny Heteromorf 30-Apr-2014 02:05
Nice web collection!!!
Gary 03-Jan-2014 21:23
Very Helpful I was able to find the name of a Japanese example I have
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