Tony Perrottet studies the Church's ban on certain sexual positions during the middle ages. A guide to theocon heaven:
The handbooks listed recommended penance of bread, water, and abstinence for exotic congress. A consensus on the punishments included the following:
Dorsal sex (woman on top): three years
Lateral, seated, standing: 40 days
Coitus retro rear entry: 40 days
Mutual masturbation: 30 days
Inter-femural sex ejaculation between the legs: 40 days
Coitus in terga anal sex: three years (with an adult); two years (with a boy); seven years (habitual); 10 years (with a cleric)Theologians were divided on the punishment for coitus interruptus, the withdrawal method that frustrated procreation, arguing for a penance of between two and 10 years, while semenem in ore (semen in the mouth) could attract anywhere from three to 15 years.