measurementID occurrenceID measurementOfTaxon parentMeasurementID measurementType measurementValue measurementRemarks bibliographicCitation source referenceID 1 Bryozoa TRUE http://purl.obolibrary.org/obo/UBERON_0002104 http://purl.obolibrary.org/obo/BTO_0001758 one to several photoreceptor cells Burr A.H. (1984) Evolution of Eyes and Photoreceptor Organelles in the Lower Phyla. In: Ali M.A. (eds) Photoreception and Vision in Invertebrates. NATO ASI Series (Series A: Life Sciences), vol 74. Springer, Boston, MA. https://doi.org/10.1007/978-1-4613-2743-1_5 http://summit.sfu.ca/system/files/iritems1/17014/EvolEyes%2526PRs1984.pdf 2 1 https://eol.org/schema/terms/starts_at 2060 3 Deontostoma californicum TRUE http://purl.obolibrary.org/obo/UBERON_0002104 http://purl.obolibrary.org/obo/BTO_0001758 single photoreceptor cell, with a lamellar photoreceptor organelle Burr A.H. (1984) Evolution of Eyes and Photoreceptor Organelles in the Lower Phyla. In: Ali M.A. (eds) Photoreception and Vision in Invertebrates. NATO ASI Series (Series A: Life Sciences), vol 74. Springer, Boston, MA. https://doi.org/10.1007/978-1-4613-2743-1_5 http://summit.sfu.ca/system/files/iritems1/17014/EvolEyes%2526PRs1984.pdf 4 Chromadorina bioculata TRUE http://purl.obolibrary.org/obo/UBERON_0002104 http://purl.obolibrary.org/obo/BTO_0001758 single photoreceptor cell, with a lamellar photoreceptor organelle Burr A.H. (1984) Evolution of Eyes and Photoreceptor Organelles in the Lower Phyla. In: Ali M.A. (eds) Photoreception and Vision in Invertebrates. NATO ASI Series (Series A: Life Sciences), vol 74. Springer, Boston, MA. https://doi.org/10.1007/978-1-4613-2743-1_5 http://summit.sfu.ca/system/files/iritems1/17014/EvolEyes%2526PRs1984.pdf 5 Enoplus anisospiculus TRUE http://purl.obolibrary.org/obo/UBERON_0002104 http://purl.obolibrary.org/obo/BTO_0001758 single photoreceptor cell, with a lamellar photoreceptor organelle Burr A.H. (1984) Evolution of Eyes and Photoreceptor Organelles in the Lower Phyla. In: Ali M.A. (eds) Photoreception and Vision in Invertebrates. NATO ASI Series (Series A: Life Sciences), vol 74. Springer, Boston, MA. https://doi.org/10.1007/978-1-4613-2743-1_5 http://summit.sfu.ca/system/files/iritems1/17014/EvolEyes%2526PRs1984.pdf 6 Oncholaimus vesicarius TRUE http://purl.obolibrary.org/obo/UBERON_0002104 http://purl.obolibrary.org/obo/BTO_0001758 single photoreceptor cell, wait a a cluster of modified cilia Burr A.H. (1984) Evolution of Eyes and Photoreceptor Organelles in the Lower Phyla. In: Ali M.A. (eds) Photoreception and Vision in Invertebrates. NATO ASI Series (Series A: Life Sciences), vol 74. Springer, Boston, MA. https://doi.org/10.1007/978-1-4613-2743-1_5 http://summit.sfu.ca/system/files/iritems1/17014/EvolEyes%2526PRs1984.pdf 7 Mermis nigrescens TRUE http://purl.obolibrary.org/obo/UBERON_0002104 http://purl.obolibrary.org/obo/BTO_0001060 A cylindrical pigmented region is presumed to shade the photoreceptors; positive phototaxis has been observed. Burr A.H. (1984) Evolution of Eyes and Photoreceptor Organelles in the Lower Phyla. In: Ali M.A. (eds) Photoreception and Vision in Invertebrates. NATO ASI Series (Series A: Life Sciences), vol 74. Springer, Boston, MA. https://doi.org/10.1007/978-1-4613-2743-1_5 http://summit.sfu.ca/system/files/iritems1/17014/EvolEyes%2526PRs1984.pdf