Hayward, B.W.; Le Coze, F.; Vachard, D.; Gross, O. (2024). World Foraminifera Database. Ophthalmidium bolgradense (N. Ivanova & Dain in Danich, 1971) †. Accessed at: https://marinespecies.org/foraminifera/aphia.php?p=taxdetails&id=1557529 on 2024-09-10
original description(ofSpirophthalmidium bolgradensis N. Ivanova & Dain in Danich, 1971 †)Danich, M. M. (1971). Miliolida. In: Romanov, L. F.; Danich, M. M.: Моллюски и фораминиферы мезозоя Днестровско-Прутскоrо междуречья - Molluscs and foraminifers of the Mesozoic Dniestr-Prut interflow. <em>Кишинев: изд-во АН МССР - Chisinau: Publishing House of the Academy of Sciences of the MSSR.</em> 85-162., available online athttps://www.geokniga.org/books/36179[details] Available for editors [request]