part of part of contributes to morphology of right lung right lung accessory lobe EHDAA:4971 right lung postcaval lobe UBERON:0004890 A specialized lobe of the right lung that extends to the left side of the organism. In mouse this is sometimes divided into intermediate and diaphragmatic lobes EHDAA2:0001731 EMAPA:17981 VHOG:0000831 MA:0000427 in humans, the right lung typically has 3 lobes (superior, middle, inferior). The lobar fissures are often incomplete, making a connection between two apposed lobes. Conversely, more than the expected number of lobes may be produced by new fissures e.g. the azygous lobe of the lung. The additional lobes are termed 'accessory lobes' -- http://www.gpnotebook.co.uk/simplepage.cfm?ID=1120927803 diaphragmatic lobe intermediate lobe of right lung right lung lobe