Olenidae is a family of ptychopariid trilobites. Some genera, Balnibarbi and Cloacaspis, are thought to have evolved a symbiotic relationship with sulfur-eating bacteria from which they derived nutrition.[1]
^Fortey, Richard (June 2000), "Olenid trilobites: The oldest known chemoautotrophic symbionts?", Proceedings of the National Academy of Sciences, 97 (12): 6574–6578, Bibcode:2000PNAS...97.6574F, doi:10.1073/pnas.97.12.6574, PMC 18664, PMID 10841557
Olenidae is a family of ptychopariid trilobites. Some genera, Balnibarbi and Cloacaspis, are thought to have evolved a symbiotic relationship with sulfur-eating...
scientific debate continues). Some trilobites (particularly the family Olenidae) are even thought to have evolved a symbiotic relationship with sulfur-eating...
convex body is about twice as long as wide (excluding spines). Like in all Olenidae, the headshield (or cephalon) of Triarthrus has opisthoparian sutures,...
Suborder Olenina Superfamily Olenoidea Family Ellipsocephaloididae Family Olenidae Suborder Ptychopariina Superfamily Ellipsocephaloidea Family Agraulidae...
"First occurrence of well-preserved Ordovician trilobites of the family Olenidae from Africa". Journal of Paleontology: 1–10. doi:10.1017/jpa.2023.60. Fatka...
took the dr.philos. degree in 1957 with the thesis The trilobite family Olenidae. He was the secretary-general of the International Commission on Stratigraphy...
JSTOR 27043496. Fortey, R.A. (1974). "The Ordovician Trilobites of Spitsbergen l. Olenidae". Norsk Polarinstitutt Skrifter. 160: 1–129. Archived from the original...
Ptychopariida. Superfamily Olenoidea Family Ellipsocephaloididae Family Olenidae Superfamily Incertae sedis Genus Triarthrus Wikimedia Commons has media...
the migration of a group of trilobite, family Olenidae, which had lived in deep sea environment. Olenidae trilobites migrated to shallow sea regions while...
Cambrian (Furongian) Alum Shale Formation Denmark A member of the family Olenidae. Cydonocephalus tiffanyae Sp. nov Valid Adrain & Pérez-Peris Ordovician...
"First occurrence of well-preserved Ordovician trilobites of the family Olenidae from Africa". Journal of Paleontology: 1–10. doi:10.1017/jpa.2023.60. ISSN 0022-3360...
Those with pelagic or deep water benthic life styles (such as species in Olenidae and Agnostida) died out. Also those trilobites having planktonic larvae...
(2019). A study on the phylogenetic relationships of members of the family Olenidae is published by Monti & Confalonieri (2019). A study on the phylogenetic...
Cambrian (Furongian) Alum Shale Formation Norway A member of the family Olenidae. Sudanomocarina elliptica Sp. nov Valid Yuan et al. Cambrian Changhia Formation...
on cranidial shape of Parabolinella argentinensis Kobayashi (Trilobita, Olenidae) from the Tremadocian of northwestern Argentina: taxonomic implications"...
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