Daily Trivia The Koala is one of the few mammals (other than primates) that have fingerprints. The Koala is one of the few mammals (other than primates)

Daily TriviaDaily Trivia The Koala is one of The Koala is one of the few mammals the few mammals (other than (other than primates) that primates) that have fingerprints. have fingerprints.

Koala fingerprints Koala fingerprints are so similar to are so similar to human fingerprints human fingerprints that even with an that even with an electron electron microscope it is microscope it is hard to tell the two hard to tell the two apart!apart!

AgendaAgenda

Daily TriviaDaily Trivia AgendaAgenda Fingerprint Sub-groupingsFingerprint Sub-groupings Fingerprint DemoFingerprint Demo Homework & 211sHomework & 211s

Arch TypesArch Types

Plain ArchPlain Arch No delta or coreNo delta or core

Tented ArchTented Arch Has a delta in the Has a delta in the

center.center.

Whorl TypesWhorl Types Plain WhorlPlain Whorl

Central PocketCentral Pocket

Double WhorlDouble Whorl

AccidentalAccidental

Developing PrintsDeveloping Prints

Latent prints cannot be seen & Latent prints cannot be seen & analyzed without being developed.analyzed without being developed.

Most common form of visualized Most common form of visualized latent prints is through dusting.latent prints is through dusting.

The print is dusted with The print is dusted with a very fine powder and a very fine powder and then pressed & lifted then pressed & lifted with clear adhesive with clear adhesive tape. tape.

HomeworkHomework Study for Quiz!Study for Quiz!