Firstly: all the taxidermy echoes Norman Bates's hobby. Secondly: Mrs Teeger's body is posed in a rocking chair like Mrs. Bates. Also the music playing when Monk discovers the body is evocative of the Psycho theme.
Disher's "Theory B" of a robot assassin from the future, killing two women with the same full name, with the third still alive but afraid for her life.