English
Species (269)
Bostrychoceras brewerii- Bostrychoceras polyplocum
- Bostrychoceras otsukai
- Bostrychoceras santaeanae
- Bostrychoceras trabucoense
- Brewericeras hulenense
- Brewericeras buttense
- Cabrieroceras crispiforme
- Cadomites deslongchampsi
- Cadoceras elatmae
- Dactylioceras commune
- Dactylioceras braunianum
- Dactylioceras holandrei
- Dactylioceras annulatum
- Deshayesites argonauticum
- Deshayesites barryae
- Deshayesites butleri
- Deshayesites japonicum
- Deshayesites temerarius
- Deshayesites vetus
- Discoceras ophioides
- Discoceras laqueus
- Discoceras spiratissimum
- Discoceras carusense
- Discoceras conybeari
- Douvilleiceras muralense
- Garantiana baculata
- Shasticrioceras patricki
- Shasticrioceras shastense
- Shasticrioceras roddai
- Shasticrioceras poniente
- Shasticrioceras whitneyi
- Scaphites condoni
- Scaphites intermis
- Sciponoceras bohemicum
- Romaniceras deverioide
- Romaniceras hesperium
- Scaphites roguensis
- Sphaeroceras tutthum
- Spiroceras cylindricum
- Spiroceras orbignyi
- Submortoniceras chicoensis
- Strenoceras quenstedti
- Anapachydiscus peninsularis
- Ancyloceras thomeli
- Androgynoceras appressum
- Androgynoceras hybridum
- Amaltheus gloriosus
- Amaltheus margaritatus
- Amaltheus laevigatus
- Amaltheus turgidus
- Amaltheus subnodosus
- Amaltheus salebrosus
- Amaltheus praestabilis
- Amaltheus wertheri
- Ammatoceras insigne
- Ammatoceras variabile
- Ammonitella yatesi
- Lytoceras tenuiliratum
- Lytoceras etruscum
- Lytoceras saturnale
- Microceras arcigerens
- Microceras confusum
- Microceras mixtum
- Microceras biferum
- Microceras crescens
- Microceras maculatum
- Microceras planicosta
- Microceras sinuosum
- Mortoniceras gainesana
- Platyceras equilateralis
- Pleuroceras costatum
- Pleuroceras hawskerense
- Pleuroceras pseudo-costatum
- Pleuroceras vittatum
- Pleuroceras pseudo-spinatum
- Pleuroceras spinatum
- Platypleuroceras lataecosta
- Protrachyceras septemspinatum
- Pseudhelicoceras petersoni
- Psiloceras planilaterale
- Psiloceras psilonotum
- Pseudoxybelocera lineatum
- Psiloceras acutidorsale
- Psiloceras planorbis
- Rhacoceras calypso
- Rhacoceras boblayei
- Rhacoceras cylindricum
- Rhacoceras heterophyllum
- Rhacoceras loscombi
- Rhacoceras mimatense
- Cycloceras molare
- Cycloceras valdani
- Cycloceras natrix
- Phylloceras vaculae
- Phymatoceras enervatum
- Phymatoceras robustum
- Thysanoceras articulatum
- Thysanoceras cornucopia
- Thysanoceras jurense
