I have almost reached the end, and in fact I just finished reading The Best Man to Die which has among its characters a dentist named Jolyon Vigo.
I was nearly asleep, having nodded into the spine twice, when I encountered a conversation during the denouement between Wexford, Burden and Crocker (three stodgy adult males) which contains the line:
"If you were stud farming humans, wouldn't you chose Vigo as your ideal stallion?"
Close enough. I had to get up and share....