Ammonite Zonation - Boreal

Mantelliceras dixoni

Mantelliceras mantelli

Arrhaphoceras briacensis

Mortoniceras perinflatum

Mortoniceras rostratum

Mortoniceras fallax

Mortoniceras inflatum

Mortoniceras pricei

Diploceras cristatum

Euhoplites lautus

Euhoplites loricatus

Hoplites dentatus

Douvilleiceras mammillatum

Leymeriella schrammeni

Hypacanthoplites jacobi

Parahoplites nutfieldiensis

Epicheloniceras martinoides

Parancyloceras bidentatum/Parancyloceras scalare

Tropaeum bowerbanki

Deshayesites deshayesi

Deshayesites forbesi

Simanocyloceras stolleyi

Ancyloceras inexum/S. pingue

Paracrioceras denckmanni

Paracrioceras elegans

Haplocrioceras fissicostatum

Paracrioceras rarocinctum

Simbirskites variabilis

Simbirskites marginatus

Craspedodiscus gottschei

Milanowskia speetonensis

Speetoniceras inversum

Endemoceras regale

Endemoceras noricum

Endemoceras amblygonium

Eleniceras paucinodum

Stolcoceras tuberulatum

Dichotomites

Prodichotomites

Polyptychites

Paratollia/Platylenticeras

Peregrinoceras albidum

Surites stenomphalus

Surites icenii

Hectoroceras kochi

Runctonia runctoni

Subcraspedites lamplughi

Subcraspedites preplicomphalus

Subcraspedites primitivus

Paracraspedites oppressus

Titanites anguiformes

Galbanites kerberus

Galbanites okusensis

Glaucolithites glaucolithus

Progalbanites albani

Virgatopavlovia fittoni

Pavlovia rotunda

Pavlovia pallasioides

Pectinatites hudlestoni

Pectinatites wheatleyensis

Pectinatites scitulus

Pectinatites elegans

Aulacostephanus autissiodorensis

Aulacostephanus eudoxus

Aulacostephanus mutabilis

Rasenia cymodoce

Ringsteadia pseudocordata

Pictonia baylei

Perisphinctes cautisnigrae

Perisphinctes pumilus

Perisphinctes plicatilis

Cardioceras cordatum

Quenstedtoceras mariae

Quenstedtoceras lamberti

Peltoceras athleta

Erymnoceras coronatum

Kosmoceras jason

Sigloceras calloviense

Prolanulites koenigi

Macrocephalites herveyi

Clydoniceras discus

Oxycerites orbis

Procerites hodsoni

Morrisiceras morrisi

Tulites subcontractus

Procerites progracilis

Zigzagiceras zigzag

Parkinsonia parkinsoni

Garantiana garantiana

Strenoceras niortense

Stephanoceras humphriesianum

Witchellia laeviuscula

Hyperlioceras discites

Graphoceras concavum

Brasilia bradfordensis

Ludwigia murchisonae

Leioceras opalinum

Dumortieria levesquei

Pleydellia aalensis

Grammoceras thouarsense

Haugia variabilis

Hildoceras bifrons

Harpoceras falciferum

Dactylioceras tenuicostatum

Pleuroceras spinatum

Amaltheus margaritatus

Prodactylioceras davoei

Tragophylloceras ibex

Uptonia jamesoni

Echinoceras raricostatum

Oxynoticeras oxynotum

Asteroceras obtusum

Caenisites turneri

Arnioceras semicostatum

Arietites bucklandi

Schlotheimia angulata

Alsatites liasicus

Psiloceras planorbis

Choristoceras crickmayi

Chochloceras amoenum

Gnomohalorites cordilleranus

Mesohimavatites columbianus

Drepanites rutherfordi

Juvavites magnus

Malayites dawsoni

Stikinoceras kerri

Klamathites macrolobatus

Tropites welleri

Tropites dilleri

Sirenites nanseni

Austrotrachyceras obesum

Tachyceras desatoyense

Daxatina canadensis

Frankites sutherlandi

Macl. maclearni

Meginoceras meginae

Tuchodiceras poseidon

Eoprotrachyceras matutinum

Frechites chischa

Eogymnotoceras deleeni

Anagymnotoceras varium

Lenotropites caurus

Siberlingites mulleri

Olenikites pilaticus

Bajarunia eumphala

Anawasatchites tardus

Euflemingites romunderi

Hedenstroemia hedenstroemi

Vavilovites sverdrupi

Proptychites candidus

Proptychites rosenkrantzi strigatus

Ophiceras commune

upper Otoceras boreale

lower Otoceras boreale