Note 240 — Chapter VI · —THE THEORY OF SEXUAL INVERSION.
Reading edition
It is this fact which has caused the Italians to be shy of using the word "degeneration;" thus, Marro, in his great work, I Caratteri del Delinquenti, made a notable attempt to analyze the phenomena lumped together as degenerate into three groups: atypical, atavistic, and morbid.