Genus

Hemicosmites Buch, 1840

Selection of related publications

Bockelie, J. F. 1981. A re-evaluation of the Ordovician cystoid Stichocystis Jaekel and the taxonomic implications. GFF 103, 1, 51-59. DOI:10.1080/11035898109455204

Bockelie, J. F. 1979. Taxonomy, functional morphology and palaeoecology of the Ordovician cystoid family Hemicosmitidae. Palaeontology 22, 2, 363-406.

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

Regnéll, G. 1945. Non-Crinoid Pelmatozoa from the Paleozoic of Sweden. A taxonomic study. Meddelanden från Lunds Geologisk-Mineralogiska Institution 108, 1-255. Carl Bloms Boktryckeri.

Bekker, H. 1925. Lühike ülevaade Eesti geoloogiast (Eozoiline ja paleozoiline ladekond). Eesti Loodus. Äratrükk koguteosest "Eesti", pp. 31-61.

Jaekel, O. 1918. Phylogenie und System der Pelmatozoen. Paläontologische Zeitschrift 3, 1, 1-128. DOI:10.1007/BF03190413

Jaekel, O. 1899. Stammesgesihichte der Pelmatozoen. Erster Band. Thecoidea und Cystoidea. pp. 1-441. Verlag von Julius Springer.

Eichwald, E. 1856. Beitrag zur geographischen Verbreitung der fossilen Thiere Russlands. Alte Periode. (Fortsetzung). Bulletin of the Moscow Society of Naturalists. Geological series 29, 1, 88-127.

List of species

1. Hemicosmites altus Jaekel, 1918 | Keila Stage

2. Hemicosmites extraneus Eichwald, 1840 | Jõhvi Substage→Oandu Stage

3. Hemicosmites grandis Jaekel, 1899 | Porkuni Stage

4. Hemicosmites malum (Pander, 1830) | Aseri Stage→Uhaku Stage

5. Hemicosmites oblongus (Pander, 1830) | Aseri Formation→Uhaku Stage

6. Hemicosmites oelandicus Regnéll, 1945 | Sandbian

7. Hemicosmites papaveris Bockelie, 1979 | Katian

8. Hemicosmites pocillum Jaekel, 1899 | Jõhvi Substage

9. Hemicosmites porosus Eichwald, 1840 | Upper Ordovician

10. Hemicosmites pulcherrimus Jaekel, 1899 | Oandu Stage

11. Hemicosmites pyriformis Buch, 1840 | Ordovician

12. Hemicosmites rudis Jaekel, 1899 | Keila Stage

13. Hemicosmites sculptus Bockelie, 1979 | Hirnantian

14. Hemicosmites sphaericus Bockelie, 1979 | Sandbian

15. Hemicosmites variabilis Bockelie, 1979 | Katian→Hirnantian

16. Hemicosmites verrucosus Eichwald, 1856 | Harju Series

Classification

Organism group	Biota
Kingdom	Animalia
Phylum	Echinodermata
Subphylum	Blastozoa
Class	Rhombifera
Superfamily	Hemicosmitida
Family	Hemicosmitidae
Genus	Hemicosmites
Species	altus
	extraneus
	grandis
	malum
	oblongus
	oelandicus
	papaveris
	pocillum
	porosus
	pulcherrimus
	pyriformis
	rudis
	sculptus
	sphaericus
	variabilis
	verrucosus
Genus	Tricosmites