Even though recognised in the Mediterranean Sea, the Macropodia czernjawskii spider crab was ignored by scientists (even by its namesake Vladimir Czernyavsky) in the regional faunal accounts of the Black Sea for more than a century. At the same time, although other species of the genus have been listed as Black Sea fauna, those listings are mostly wrong and occurred either due to historical circumstances or misidentifications.
Click here for original story, Notice me! Neglected for over a century, Black Sea spider crab re-described
Source: Phys.org