魚の分類（５）Regan (1906)

　
ベルグが４番目に示したのがレーガン, C. T. (Regan, 1906)の分類です．
レーガンの分類は，現生種の骨学的研究に基づくものです．
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C. T . Regan, 1906, A classification of the Selachian fishes. Proc. Zool. Soc. London, 1906, pp. 722-768.
C. T . Regan, 1909, The classification of Teleostean fishes. Ann. Mag. Nat. Hist. (8), III, 1909, pp. 75-86.
C. T . Regan, 1928, The skeleton of Lepidosteus, with remarks on the origin and evolution of the lower Neopterygian fishes. Proc. Zool. Soc. London, 1928, pp. 445-461.
C. T . Regan, 1929, Fishes. Encycl. Britan., 14 ed., IX, 1929, pp. 806-828.

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class MARSIPOBRANCHII
　order HYPEROTRETI
　order HYPEROARTII
class SELACHII
　subclass TREMATOPNEA
　　order PLEUROTREMATA (NOTIDANOIDEI, GALEOIDEI, SQUALOIDEI)
　　order HYPOTREMATA (NARCOBATOIDEI, BATOIDEI)
　subclass CHASMATOPNEA
　　order HOLOCEPHALI
class PISCES
　subclass PALAEOPTERYGII
　　order † ARCHISTIA (PALAEONISCIDAE, PLATYSOMIDAE, CATOPTERIDAE)
　　order † BELONORHYNCHII
　　order CHONDROSTEI
　　order CLADISTIA (POLYPTERIDAE)
　subclass NEOPTERYGII
　　ordor PROTOSPONDYLI (AMIIDAE etc. † )
　　order GINGLYMODI (LEPIDOSTEIDAE)
　　order † HALECOSTOMI
　　order ISOSPONDYLI
　　order HAPLOMI
　　order INIOMI
　　order GIGANTUROIDEA
　　order LYOMERI
　　order OSTARIOPHYSI
　　order APODES
　　order HETEROMI
　　order SYNENTOGNATHI
　　order MICROCYPRINI
　　order SALMOPERCAE
　　order SOLENICHTHYES
　　order ANACANTHINI
　　order ALLOTRIOGNATHI
　　order BERYCOMORPHI
　　order ZEOMORPHI
　　order PERCOMORPHI
　　order SCLEROPAREI
　　order HYPOSTOMIDES
　　order HETEROSOMATA
　　order DISCOCEPHALI
　　order PLECTOGNATHI
　　order MALACICHTHYES
　　order XENOPTERYGII
　　order HAPLODOCI
　　order PEDICULATI
　　order OPISTHOMI
　　order SYMBRANCHII
subclass CROSSOPTERYGII
　ordor † RHIPIDISTIA
　order † ACTINISTIA
　order DIPNEUSTI