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

Actinopterygii (ray-finned fish)

Actinopterygii was named by Cope (1887). It is extant.

It was reranked as the order Actinopterygii by Gadow (1898), Woodward (1902) and Lambe (1908); it was reranked as the class Actinopterygii by Andrews (1906), Woodward (1916), Daly (1973), Schaeffer and Dalquest (1978), Thurmond and Jones (1981), Kumar and Loyal (1987), Case and Schwimmer (1988), Ahlberg (1991), Cvancara and Hoganson (1993), Weems (1999), Grande and Hilton (2006) and Poyato-Ariza (2010); it was reranked as the unranked clade Actinopterygii by Delsate (1997), Cartanyá (1999) and Delsate (2003); it was reranked as the superclass Actinopterygii by Betancur-R et al. (2013); it was reranked as the subclass Actinopterygii by Casier (1966), Miles (1977), Domning and Clark (1993), Carnevale (2007), Long et al. (2008), Choo (2012), Denton (2013) and Carnevale and Godfrey (2018).

It was assigned to Teleostomi by Andrews (1906) and Woodward (1916); to Pisces by Lambe (1908) and Delsate (1997); to Teleostomi by Gadow (1898), Woodward (1902), Miles (1977) and Zalohar et al. (2009); to Osteichthyes by Delsate (2003), Long (2011) and Betancur-R et al. (2013); to Chordata by Fourriére et al. (2014); and to Osteichthyes by Casier (1966), Daly (1973), Schaeffer and Dalquest (1978), Thurmond and Jones (1981), Kumar and Loyal (1987), Case and Schwimmer (1988), Ahlberg (1991), Domning and Clark (1993), Cvancara and Hoganson (1993), Cartanyá (1999), Weems (1999), Meyer and Zardoya (2003), Grande and Hilton (2006), Carnevale (2007), Long et al. (2008), Poyato-Ariza (2010), Choo (2012), Denton (2013) and Carnevale and Godfrey (2018).

Sister taxa
Actinopteri, Cladistia

View classification of included taxa

Synonymy list
YearName and author
1839Lepidotus trotti Balsamo-Crivelli p. 427
1857Pholidophorus lepturus Bellotti
1857Semionotus dubius Bellotti
1857Lepidotus pectoralis Bellotti p. 420
1857Semionotus brevis Bellotti p. 422
1857Pholidophorus rueppelli Bellotti p. 428
1876Semionotus inornatus Henry p. 417 figs. Pl 2, fig 23
1885Semionotus mendozaensis Geinitz
1887Actinopterygii Cope
1890Palaeoniscoidae Rohon
1895Ophiopsis lepturus Woodward p. 172
1895Heterolepidotus pectoralis Woodward p. 312
1895Allolepidotus rueppelli Woodward p. 315
1898Actinopterygii Gadow p. 7
1902Actinopterygii Woodward p. 3
1906Actinopterygii Andrews p. 313
1908Actinopterygii Lambe
1910Ophiopsis lepturus de Alessandri p. 87 figs. Pl 3, fig 4
1910Ophiopsis lariensis de Alessandri p. 89 figs. Pl 3, figs 5,6
1910Eugnathus trottii de Alessandri p. 97 figs. Pl 5, fig 3
1910Heterolepidotus pectoralis de Alessandri p. 100 figs. Pl 5, fig 4; pl 6, fig 1; pl 7, fig 1
1910Heterolepidotus brevis de Alessandri p. 107 figs. Pl 7, fig 2
1910Allolepidotus rueppelli de Alessandri p. 118 figs. Pl 8, figs 3,4
1910Eugnathus trottii de Allessandri p. 97 figs. Pl 5, fig 3
1916Actinopterygii Woodward p. 23
1944Gyrolepidoides cuyanus Cabrera
1946Palaeoniscoidea Dunkle p. 402
1946Cenechoia paramillensis Rusconi
1946Eurynotus uspallatensis Rusconi
1946Pholidophorus dentatus Rusconi
1946Semionotus unicristatus Rusconi
1947Cenechoia sulcata Rusconi
1947Pholidophorus vallejensis Rusconi
1948Gyrolepidoides multistriatus Rusconi
1950Semionotus vallejensis Rusconi
1952Neochallaia leonensis Rusconi
1960Palaeoniscoidea Gardiner p. 241
1966Actinopterygii Casier p. 103
1973Actinopterygii Daly p. 564
1977Actinopterygii Miles
1978Actinopterygii Schaeffer and Dalquest p. 8
1981Actinopterygii Thurmond and Jones p. 80
1987Actinopterygii Kumar and Loyal p. 68
1988Actinopterygii Case and Schwimmer p. 297
1991Actinopterygii Ahlberg p. 280
1993Actinopterygii Cvancara and Hoganson p. 13
1993Actinopterygii Domning and Clark p. 413
1995Ophiopsis lepturus Bürgin p. 818 figs. 12-14
1995Palaeoniscimorpha Lund et al. pp. 215-220
1997Actinopterygii Delsate p. 129
1999Actinopterygii Cartanyá p. 540
1999Actinopterygii Weems p. 32
2001Furo trottii Lombardo p. 355 figs. 7-9; pl 2A
2002Palaeoniscimorpha Poplin and Lund
2003Actinopterygii Delsate p. 17
2003Actinopterygii Meyer and Zardoya
2004Palaeoniscimorpha Prokofiev
2006Actinopterygii Grande and Hilton p. 5
2007Actinopterygii Carnevale p. 8
2008Actinopterygii Long et al.
2009Palaeonisci Minikh and Minikh p. 144
2009Actinopterygii Zalohar et al. p. 80
2010Actinopterygii Poyato-Ariza p. 651
2011Actinopterygii Long p. 242
2012Actinopterygii Choo
2013Actinopterygii Betancur-R. et al.
2013Actinopterygii Denton p. 786
2014Actinopterygii Fourriére et al. p. 380
2018Actinopterygii Carnevale and Godfrey p. 163

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

phylumChordataHaeckel 1874
superclassActinopterygii(Cope 1887)
superclassActinopterygii(Cope 1887)

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