perekond

Heckerocrinus Doweld, 2012

Valik taksonit käsitlevast teaduskirjandusest

Kõrts, A. 1989. Brachiolar plates of Bockia (Eocrinoidea) from the Middle Ordovician of Estonia and Leningrad Region. Fossil and Recent Echinoderm researches, pp. 34-37. Academy of Sciences of the Estonian SSR Institute of Geology.

Bockelie, J. F. 1981. The Middle Ordovician of the Oslo Region, Norway: 30. The eocrinoid genera Cryptocrinites, Rhipidocystis and Bockia. Norsk Geologisk Tidsskrift 61, 2, 123-147.

Rõõmusoks, A. 1970. Stratigraphy of the Viruan Series (Middle Ordovician) in Northern Estonia, I. pp. 1-346. Valgus.

Hecker, R. F. 1940. Nižnesilurijskie i devonskie iglokožie. Carpoidea, Eocrinoidea i Ophiocistia nižnego silura Leningradskoj oblasti i Èstonii. Transactions of the Paleontological Institute (PIN) 9, 4, 5-82.

Hecker, R. F. 1938. New data on Rhipidocystis Jkl (Oder Digitata n. o., class Carpoidea Jkl) and on a new Genus Bockia (subclass Eocrinoidea Jkl, class Crinoidea Mill.) from the Ordovician of Leningrad province, USSR, and Estonia. Doklady Akademii Nauk SSSR 19, 5, 421-425.

Leitud liigid

1. Heckerocrinus cucumis (Hecker, 1938) | Idavere alamlade

2. Heckerocrinus grava (Bockelie, 1981) | Ordoviitsium

3. Heckerocrinus heintzi (Bockelie, 1981) | Darriwili lade

4. Heckerocrinus laevis (Hecker, 1938) | Kukruse lade→Idavere alamlade

5. Heckerocrinus mirabilis (Bockelie, 1981) | Alam-Ordoviitsium

6. Heckerocrinus neglecta (Hecker, 1938) | Volhovi lade→Uhaku lade

7. Heckerocrinus skulptus (Hecker, 1938) | Kunda lade→Aseri lade

Klassifikatsioon

organismirühm	Biota
riik	Animalia
hõimkond	Echinodermata
alamhõimkond	Blastozoa
klass	Eocrinoidea
selts	Trachelocrinida
sugukond	Heckerocrinidae
perekond	Bockia
	Heckerocrinus
liik	cucumis
	grava
	heintzi
	laevis
	mirabilis
	neglecta
	skulptus