Their patron is the wealthy Lord Batterstone, a high-society phrenologist obsessed with expanding his anatomical collection.
The nude of the 19th century was often a tool for anatomical study: an intellectualized and idealized approach to physiognomy.
And there, [in his hand is] another piece of an anatomical joint.
anatomical an·a·tom·i·cal (ān'ə-tŏm'ĭ-kəl) or an·a·tom·ic (-tŏm'ĭk)
Concerned with anatomy.
Concerned with dissection.
Related to the structure of an organism.