Part 1. Results of a survey for people with the Simian Line. See results here.
Part 2. Pictures of simian lines so you can compare your hands. The links to the pictures are below.
Twenty Simian lines from around the world, Page 1 (1-1 to 1-20)
Twenty Simian lines from around the world, Page 2 (2-1 to 2-20)
Twenty Simian lines from around the world, Page 3 (3-1 to 3-20)
Twenty Simian lines from around the world, Page 4 (4-1 to 4-20)
Many thanks to the volunteers who graciously sent their hand images. No analysis is made or intended. The pictures are there just to show the different types of simian lines in case you are wondering if you have a real simian line.
