nuclearia nuclearia nuclearia is a nucleariid genus. nuclearia nuclearia thermophila scientific classification domain: eukaryota (unranked): opisthokonta (unranked): holomycota class: cristidiscoidea order: nucleariida family: nucleariidae genus: nucleariacienkowsky, 1865 type species nuclearia simplexcienkowsky 1865 synonyms astrodisculus greeff 1869 heliosphaerium frenzel 1897 nuclearella frenzel 1897 nuclearina frenzel 1897 nucleosphaerium cann & page 1979 species include: species ?astrodisculus affinis schouteden 1905 species ?astrodisculus araneiformis schewiakoff 1893 species ?astrodisculus laciniatus penard 1904 species ?astrodisculus marinus kufferath 1952 species ?astrodisculus minutus greeff 1869 species ?heliophrys variabilis species ?nuclearina similis species ?n. amphizonellae penard 1917 species ?n. conspicua west 1903 species ?n. delicatula cienkowsky 1865 species ?n. lohmanni kufferath 1952 species ?n. pseudotenelloides species n. flavescens (greef 1869) patterson 1984 species n. flavocapsulata (greef 1869) patterson 1984 species n. leuckarti (frenzel 1897) patterson 1984 species n. moebiusi frenzel 1897 species n. pattersoni dyková et al. 2003 species n. polypodia schewiakoff 1863 species n. radians (greef 1869) patterson 1984 species n. simplex cienkowsky 1865 species n. thermophila yoshida, nakayama & inouye 2009 species n. rubra (greef 1869) patterson 1984