Systematic re-structure and new species of Sphaerodoridae (Annelida) after morphological revision and molecular phylogenetic analyses of the North East Atlantic fauna

Sphaerodoridium claparedii, line drawings (MNINH 1908.77.31). A Anterior end, dorsal view B anterior end, ventral view, detail C detail of anterior end, ventral view D mid-body chaetigers, dorsal view E same, ventral view F posterior end, dorsal view G chaetiger 5, left side, dorsal view H chaetiger 5, right side, ventral view I chaetiger 6, left side, dorsal view K chaetiger 8, left side, dorsal view