Type species: Pachydictya conciliatrix Ulrich, 1886
Synonyms | Author | Type Species |
---|---|---|
Astreptodictya | Karklins, 1969 | Pachydictya acuta Hall, 1847 |
This genus includes the species:
(Hall, 1847) | Ordovician | USA | WoRMS 1414192 | |
(Ross, 1964) | Ordovician (Caradoc) | USA (New York) | WoRMS 1415245 | |
(Ross, 1964) | Ordovician (Caradoc) | USA (New York) | WoRMS 1415246 | |
(Ross, 1964) | Ordovician (Caradoc) | USA (New York) | WoRMS 1415247 | |
(Ross, 1964) | Ordovician (Caradoc) | USA (New York) | WoRMS 1415248 | |
(Ross, 1961) | Ordovician Silurian |
Canada, Russia Canada, Estonia |
WoRMS 1414193 | |
(Hall, 1883) | Ordovician Silurian |
Sweden, Estonia USA |
WoRMS 1414194 | |
(Foerste, 1887) | Silurian Llandovery | USA Ohio | WoRMS 1415249 | |
Karklins, 1983 | Ordovician (Caradoc) | USA (Kentucky) | WoRMS 1409498 | |
(Ulrich, 1886) | Ordovician (Caradoc) | USA (Minnesota) | WoRMS 1414195 | |
(Eichwald, 1855) | Ordovician Sandbian-Katian | Estonia | WoRMS 1414196 | |
Ulrich, 1893 | Silurian Llandovery | USA Ohio | WoRMS 1409499 | |
(Ulrich, 1893) | Ordovician | USA, Estonia, Sweden, Poland | WoRMS 1414197 | |
(Nicholson, 1875) | Ordovician (Ashgill) | USA, Canada | WoRMS 1414198 | |
(Ulrich, 1890) | Ordovician (Ashgill) | USA (Illinois) | WoRMS 1415250 | |
(Ulrich, 1886) | Ordovician (Caradoc) | USA Minnesota | WoRMS 1414199 | |
Bassler, 1906 | Silurian Wenlock | Canada | WoRMS 1415103 | |
(Ulrich, 1890) | Ordovician (Ashgill) | USA (Illinois) | WoRMS 1414200 | |
Coryell, 1921 | Ordovician (Caradoc) | USA (Tennessee) | WoRMS 1409500 | |
(Foerste, 1887) | Silurian (Llandovery) | USA (Ohio) | WoRMS 1414201 | |
(Ulrich, 1886) | Ordovician (Caradoc) | USA (Minnesota) | WoRMS 1414202 | |
Ernst & Carrera, 2012 | Late Ordovician Sandbian | Argentina | WoRMS 1409501 | |
(Ulrich, 1890) | Ordovician | USA (Minnesota), Russia | WoRMS 1414203 | |
(Ulrich, 1890) | Ordovician (Caradoc) | Canada | WoRMS 1414204 | |
(Foerste, 1887) | Silurian (Llandovery) | USA (Ohio) | WoRMS 1414205 |
This information is based upon various sources, but no personal knowledge. I am indebted to the late Alan Horowitz for his compilation, and to Dr. J. Pachut.
I would be grateful for corrections to, or critical reviews of this information. This is not a 'final' version (an impossible ideal), but a working document.