Basic info Taxonomic history Classification Relationships
Morphology Ecology and taphonomy External Literature Search Age range and collections


Actinopteri -

Synonymy list
YearName and author
1844Chondrostei Müller
1898Chondrostei Gadow p. 8
1902Chondrostei Hay p. 365
1934Chondrostei Heintz p. S187
1946Chondrostei Dunkle p. 402
1963Chondrostei Jordan p. 611
1970Chondrostei Applegate p. 398
1973Chondrostei Daly p. 564
1981Chondrostei Thurmond and Jones p. 80
2002Chondrostei Grande et al.
2006Chondrostei Grande and Hilton p. 5
2006Chondrostei Nelson
2011Chondrostei Long p. 242
2012Chondrostei Fierstine et al. p. 11
2013Chondrostei Betancur-R. et al.
2018Chondrostei Carnevale and Godfrey p. 163

Is something missing? Join the Paleobiology Database and enter the data

phylumChordataHaeckel 1847
superclassActinopterygii(Cope 1887)
subclassChondrostei(Müller 1844)
subclassChondrostei(Müller 1844)

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.

No diagnoses are available
No measurements are available
Composition: phosphaticsubp
Environment: marinesubp
Locomotion: actively mobilec
Created: 2004-08-17 14:52:40
Modified: 2009-07-20 23:50:42
Source: c = class, subp = subphylum
Reference: Carroll 1988

Age range

Maximum range based only on fossils: base of the Frasnian to the top of the Holocene or 382.70000 to 0.00000 Ma
Minimum age of oldest fossil (stem group age): 382.4 Ma

Collections (896 total)

Oldest occurrences

Time interval Ma Country or state Original ID and collection number
Early/Lower Frasnian383.7 - 382.4Russian Federation Palaeoniscidae indet. (90343)
Frasnian382.7 - 372.2Canada (Quebec) Cheirolepis canadensis (179176)
Kinderhookian360.7 - 353.8USA (Indiana) Rhadinichthys sp. (6730)
Tournaisian358.9 - 346.7Ireland Acrolepis sp. (76515)
Mississippian358.9 - 323.2United Kingdom Acrolepis hopkinsi, Chirodus pesranae (132729) Rhadinichthys elegantulus, Rhadinichthys angustulus, Phanerosteon mirabile, Elonichthys pulcherrimus, Elonichthys serratus, Holurus parki (140941)
Arundian345.0 - 342.8United Kingdom (Scotland) Canobius ramseyi, Paramesolepis tuberculata, Paramesolepis rhombus, Rhadinichthys tuberculatus, Rhadinichthys fusiformis, Rhadinichthys formosus, Rhadinichthys canobiensis, Styracopterus fulcratus, Mesopoma politum, Mesopoma crassum, Mesopoma macrocephallum, Canobius elegantulus, Cycloptychius concentricus, Rhadinichthys macconochii, Phanerosteon mirabile, Elonichthys pulcherrimus, Elonichthys serratus, Acrolepis ortholepis, Holurus parki, Platysomus superbus, Mesopoma pulchellum (90682)
Holkerian - Asbian342.8 - 336.0United Kingdom (Scotland) Rhadinichthys ornatissimus, Rhadinichthys carinatus, Rhadinichthys brevis (140937)
Asbian339.4 - 336.0USA (Iowa) Palaeoniscoidei indet. (68318)
Arnsbergian326.4 - 318.1USA (Montana) Cyranorhis bergeraci (116658) Wendyichthys dicksoni (116655 116656 116659 116660 116762 116763) Wendyichthys dicksoni, Cyranorhis bergeraci (90681 116764) Wendyichthys dicksoni, Wendyichthys lautreci, Cyranorhis bergeraci (116654)
Arnsbergian326.4 - 318.1United Kingdom (England) Elonichthys sp. (8255 8256 8257) Palaeoniscidae indet. (8424 8443 8444 8453 8454 8456 8612) Rhadinichthys sp., Palaeoniscidae indet. (8428)
Pendleian326.4 - 318.1United Kingdom (Scotland) Mesopoma carricki (195566)
Pendleian - Yeadonian326.4 - 314.6United Kingdom (England) Acrolepis sp. (41198 41221 41224 41225 41259)
Bashkirian323.2 - 315.2United Kingdom (England) Gyrolepis rankinii, Platysomus parvulus (132670)
Pennsylvanian323.2 - 298.9United Kingdom Isodus leptognathus (132780) Rhadinichthys carinatus, Eurynotus crenatus (140939) Rhadinichthys ornatissimus, Elonichthys striatus, Elonichthys bucklandi, Eurynotus crenatus (140938) Rhadinichthys ornatissimus, Elonichthys striatus, Elonichthys robisoni, Elonichthys bucklandi, Eurynotus crenatus (140936)
Westphalian - Vereian318.1 - 313.8United Kingdom (Wales) Rhadinichthys sp. (8228)
Moscovian315.2 - 307.0Greenland Acrolepis sp. (90249)
Moscovian315.2 - 307.0USA (New Mexico) Palaeonisciformes indet. (149386)
Moscovian315.2 - 307.0USA (Illinois) Elonichthys peltigerus, Elonichthys perpennatus (132078)
Moscovian315.2 - 307.0United Kingdom Cycloptychius carbonarius (137310)
Westphalian D311.45 - 306.95USA (Illinois) Elonichthys perpennatus, Elonichthys disjunctus, Platysomus circularis, Platysomus orbicularis (112630)