olemus
papillaarkurrustiku üldkuju
=
the configuration of friction ridges

põhitüübid
- silmuskurrustik (loop)
- keerdkurrustik (whorl)
- kaarkurrustik (arch)

näiteid
https://duckduckgo.com/?q=%22fingerprint+pattern%22&t=h_&iax=images&ia=images

ülevaateid
https://www.touchngoid.com/8-common-fingerprint-patterns/

https://www.ncjrs.gov/pdffiles1/nij/225325.pdf

https://www.livingston.org/cms/lib9/NJ01000562/Centricity/Domain/781/NCIC%20Fingerprint%20Classification%2014.pdf

http://image.slidesharecdn.com/1astsection-100502095438-phpapp02/95/fingerprint-classification-loop-patterns-7-728.jpg