擬海百合
擬海百合(學名:Paracrinoidea),又稱擬海百合,是一類已滅絕的棘皮動物,生存於奧陶紀早期至志留紀早期。萼板(Thecal plate)排列略作兩側對稱,有2到4個似海百合的腕(Arm),具有側羽枝。種類不多,目前已知約有13~15屬。
擬海百合綱 | |
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Comarocystites punctatus | |
科學分類 | |
界: | 動物界 Animalia |
門: | 棘皮動物門 Echinodermata |
亞門: | 海百合亞門 Crinozoa |
綱: | †擬海百合綱 Paracrinoidea Regnell, 1945 |
目 | |
分類
- †目 Comarocystitida
- ?†科 Heckeritidae
- †科 Amygdalocystitidae
- †Achradocystites Volborth, 1870
- †Amygdalocystites Billings, 1854 (= Ottawacystis) (?= Billingsocystis)
- †Oklahomacystis Parsley & Mintz, 1975 (Bassler, 1943)
- †Ovulocystites Frest et al., 1980
- †科 Comarocystitidae Balther, 1899
- †Comarocystites Billings, 1854
- †Implicaticystis
- †Sinclairocystis
- †目 Platycystitida
- †科 Platycystitidae
- †亞科 Canadocystinae Frest, Strimple, & Coney, 1979
- †Canadocystis (=Sigmacystis)
- †亞科 Platycystitinae Frest, Strimple, & Coney, 1979
- †Globulocystites Frest, Strimple, & Coney, 1979
- †Globulocystites rotundatus Frest, Strimple, & Coney, 1979(模式種)
- †Globulocystites cristatus (Bassler)(Frest, Strimple, & Coney, 1979將本種歸入Globulocystites)
- †Globulocystites infundus Frest, Strimple, & McGinnis, 1977, p. 215(Frest, Strimple, & Coney, 1979將本種由Platycystites移至Globulocystites)
- †Platycystites Miller, 1889
- †Platycystites faberi Miller, 1889(模式種)
- †Platycystites ovalis Frest, Strimple, & Coney, 1979
- †Platycystites sp. Frest, Strimple, & Coney, 1979
- †Globulocystites Frest, Strimple, & Coney, 1979
- †亞科 Canadocystinae Frest, Strimple, & Coney, 1979
- †科 Malocystitidae
- †科 Bistomiacystitidae
- †科 Platycystitidae
- 目未定
- †科 Springerocystidae Bassler, 1950(最初被描述為始海百合類,Sprinkle, 1973認為本科是與Canadacystis相關的擬海百合類,但Parsley & Mintz, 1975仍將其視為始海百合類)[1]
可能為擬海百合類:[來源請求]
- †Allocystites(Sprinkle, 1973認為本屬是與Canadacystis相關的擬海百合類,但Parsley & Mintz, 1975則否)
- †Paleocystites
- †Ulrichocystis
參考文獻
- ^ †family Springerocystidae Bassler 1950. Fossilworks. [17 December 2021]. (原始內容存檔於2021-12-13).
- 張永輅 劉冠邦 邊立曾等. 古生物学(上册) (M) 1. 北京: 地質出版社. 1988: 321. ISBN 7-116-00148-4.
- 費爾布里奇 雅布隆斯基等. 古生物学百科全书(上册) (M) 1. 北京: 地質出版社. 1989: 337. ISBN 7-116-00271-5.
- Frest, T. J.; Strimple, H. L.; Coney, C. C. Paracrinoids (Platycystitidae) from the Benbolt Formation (Blackriverian) of Virginia. Journal of Paleontology. 1979, 53 (2): 380–398.
- Frest, T. J.; Strimple, H. L.; McGinnis, M. R. A new species of Platycystites (Echinodermata: Paracrinoidea) from the Middle Ordovician of Oklahoma.. Journal of the Washington Academy of Sciences. 1977, 66: 211–221.
- Limbeck, M. R. Fossil focus: Paracrinoids.. Palaeontology. 2018, 8 (9): 1–7 [2024-04-21]. (原始內容存檔於2024-04-21).
- Parsley, R. L.; Mintz, L. W. North American Paracrinoidea (Ordovician: Paracrinozoa, new, Echinodermata). Bulletins of American Paleontology. 1975, 68 (288): 1–115.
- Parsley, R. L. Systematics and functional morphology of Columbocystis, a Middle Ordovician "Cystidean" (Echinodermata) of uncertain affinities.. Bulletins of American Paleontology. 1975, 67 (287): 349–361.
- Sprinkle, J. Morphology and evolution of blastozoan echinoderms.. Harvard University Museum of Comparative Zoology Special Publication. 1973: 284.