| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Gymnotoceras
Taxonomy
Gymnotoceras was named by Hyatt (1877) [Sepkoski's age data: Tr Anis-u Sepkoski's reference number: 302].
It was reranked as Ceratites (Gymnotoceras) by Smith (1904) and Hyatt and Smith (1905).
It was assigned to Ceratites by Smith (1904) and Hyatt and Smith (1905); to Ceratitidae by McLearn (1969); to Beyrichitidae by Spath (1934) and Astakhova (1976); to Ceratitida by Sepkoski (2002); and to Beyrichitinae by Tozer (1981), Tozer (1994) and Ji and Bucher (2018).
It was reranked as Ceratites (Gymnotoceras) by Smith (1904) and Hyatt and Smith (1905).
It was assigned to Ceratites by Smith (1904) and Hyatt and Smith (1905); to Ceratitidae by McLearn (1969); to Beyrichitidae by Spath (1934) and Astakhova (1976); to Ceratitida by Sepkoski (2002); and to Beyrichitinae by Tozer (1981), Tozer (1994) and Ji and Bucher (2018).
Species
Acrochordiceras foltzense, G. blakei (syn. Beyrichites falciformis), G. crimicus, G. falcatum, G. ginsburgi, G. inflatum, G. mimetus, G. olenekense, G. praecursor, G. rotelliformis (syn. G. smithi, Beyrichites tenuis, Ceratites argentarius, Ceratites (Phillipites) argentarius), G. sublaqueatum, G. tasaryense, G. weitschati, G. zvetkovi
Species lacking formal opinion data
Synonyms
|
Synonymy list
| Year | Name and author |
|---|---|
| 1877 | Gymnotoceras Hyatt p. 110 |
| 1904 | Ceratites (Gymnotoceras) Smith pp. 385 - 386 |
| 1905 | Ceratites (Gymnotoceras) Hyatt and Smith p. 172 |
| 1914 | Acrochordiceras foltzense Smith p. 39 figs. Pl 22, figs 13,14 |
| 1934 | Gymnotoceras Spath |
| 1969 | Gymnotoceras McLearn p. 24 |
| 1976 | Gymnotoceras Astakhova p. 132 |
| 1981 | Gymnotoceras Tozer p. 92 |
| 1994 | Gymnotoceras Tozer p. 118 |
| 2002 | Gymnotoceras Sepkoski |
| 2018 | Gymnotoceras Ji and Bucher p. 637 |
Is something missing? Join the Paleobiology Database and enter the data
|
|
If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.
G. †Gymnotoceras Hyatt 1877
show all | hide all
†Gymnotoceras crimicus Astakhova 1976
†Gymnotoceras falcatum Mojsisovics 1886
†Gymnotoceras ginsburgi Bucher 1992
†Gymnotoceras inflatum Konstantinov 1991
†Gymnotoceras mimetus Monnet and Bucher 2005
†Gymnotoceras olenekense Dagys and Konstantinov 1986
†Gymnotoceras praecursor Bucher 1992
†Gymnotoceras rotelliformis Meek 1877
hide
Invalid names: Beyrichites tenuis Smith 1914 [synonym], Ceratites (Phillipites) argentarius Smith 1914 [synonym], Ceratites argentarius Smith 1914 [synonym], Gymnotoceras smithi Tozer 1994 [synonym]
†Gymnotoceras sublaqueatum Bychkov et al. 1976
†Gymnotoceras tasaryense Konstantinov 1991
†Gymnotoceras weitschati Monnet and Bucher 2005
†Gymnotoceras zvetkovi Konstantinov 1991
Invalid names: Acrochordiceras foltzense Smith 1914 [nomen dubium]
Diagnosis
No diagnoses are available