| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Ptychocaulus
Taxonomy
Murchisonia (Ptychocaulus) was named by Perner (1907).
It was reranked as Ptychocaulus by Knight et al. (1960), Sepkoski (2002) and Wagner (2023).
It was assigned to Murchisonia by Perner (1907); to Murchisoniidae by Knight et al. (1960); to Archaeogastropoda by Sepkoski (2002); and to Hormotomidae by Wagner (2023).
It was reranked as Ptychocaulus by Knight et al. (1960), Sepkoski (2002) and Wagner (2023).
It was assigned to Murchisonia by Perner (1907); to Murchisoniidae by Knight et al. (1960); to Archaeogastropoda by Sepkoski (2002); and to Hormotomidae by Wagner (2023).
Synonymy list
| Year | Name and author |
|---|---|
| 1907 | Murchisonia (Ptychocaulus) Perner p. 92 |
| 1960 | Ptychocaulus Knight et al. p. 291 |
| 2002 | Ptychocaulus Sepkoski |
| 2023 | Ptychocaulus Wagner p. G369 |
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. †Ptychocaulus Perner 1907
show all | hide all
†Ptychocaulus bivittata Hall 1852
†Ptychocaulus crumena Perner 1907
†Ptychocaulus magna Karczewski 1980
†Ptychocaulus rodneyi Rohr 1980
†Ptychocaulus verneuili Koken 1889
hide
Invalid names: Ptychocaulus approximans Perner 1907 [synonym], Ptychocaulus brevicona Perner 1907 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
|
|
||||
|
|
||||
|
|
||||
|
|
||||
|
|
||||
| Source: f = family, superf = superfamily, o = order | |||||
| References: Bambach et al. 2007, Hendy 2009 | |||||
Collections (14 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Telychian | Canada (Ontario) | Coelidium bivittata (77332) | |
| Wenlock - Ludlow | USA (Wisconsin) | P. bivittata (24944) | |
| Ludlow | Canada (Ontario) | Coelocaeulus bivittata (155723) Murchisonia bivittata (14196 154346) | |
| Pridoli - Helderbergian | Australia (New South Wales) | P. sp. (24903) | |
| Lochkovian | Australia (New South Wales) | P. sp. (25705 25706 25707) | |
| Early/Lower Devonian | USA (California) | Coelocaulus rodneyi (69219 69242) | |
| Gedinnine | USA (California) | Coelocaulus rodneyi (69239) | |
| Pragian | Czech Republic (Bohemia) | Murchisonia verneuili, Murchisonia brevicona (104794) P. verneuili (104660) |