Placodermi
Genus

Holonema Newberry, 1889

https://files.geocollections.info/large/00/38/003835cc-8ddb-4f3e-b01b-f496e1172ed8.jpghttps://files.geocollections.info/large/99/15/9915d49e-2c11-49e0-9a33-6d1ed003b93f.jpghttps://files.geocollections.info/large/85/f0/85f081e3-4906-4f02-9347-9757d8d68eb0.jpghttps://files.geocollections.info/large/ae/8f/ae8fc905-d800-48f4-a302-6422c18475a5.jpghttps://files.geocollections.info/large/65/3b/653bf45e-4b23-41cc-86d0-ce9c6c87bacd.jpghttps://files.geocollections.info/large/aa/41/aa410433-2d14-4163-8173-7f5712e2e71b.jpghttps://files.geocollections.info/large/b9/31/b931fc96-480c-4d55-aae9-5fef087d19a0.jpghttps://files.geocollections.info/large/bc/5a/bc5a0a41-0777-4c8a-9d5c-8ad6c0627fa7.jpghttps://files.geocollections.info/large/13/0c/130cb7b4-5067-4de7-bbc6-4a12460ac9a7.jpghttps://files.geocollections.info/large/80/fa/80fa2212-3516-4a70-9cdf-8458ca806bef.jpg
Aiheeseen liittyvät julkaisut
Nessov L. A., Mark-Kurik, E. 1999. Tropinema, a Middle Devonian arthrodire with high dorsal crest from east Baltic.Materials on the history of the fauna of Eurasia , pp. 58-66.
Mark-Kurik, E. 1976. Arthrodire Holonema from the Middle Devonian of Novaya Zemlya.Eesti NSV Teaduste Akadeemia Toimetised. Keemia, Geoloogia / Известия Академии наук Эстонской ССР. Химия. Геология 25 , 3,257-259. DOI:10.3176/chem.geol.1976.3.16
Mark, E. J. 1953. Holonema species from the Middle Devonian of the Estonian SSR.Loodusuurijate Seltsi Juubelikoguteos , pp. 382-396.
List of species
1. Holonema obrutshevi Mark, 1953 | Aruküla Stage
2. Holonema radiatum Obruchev, 1932 | Dubniki StageDaugava Stage
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Luokittelu
Organism groupBiota
KingdomAnimalia
PhylumChordata
SubphylumVertebrata
Organism groupGnathostomata
ClassPlacodermi
OrderArthrodira
SuborderPhlyctaenioidei
FamilyHolonematidae
GenusHolonema
Speciesarcticum
obrutshevi
radiatum
GenusRhenonema
Tropinema
Levinneisyys ja viitteet