How do you tell if a scorpion is Male/Female

the title says it all

Look at the pectines under it. If they come to a point and touch or nearly touch it is a male, if they have a large gap and do not come close to touching then it is a female. Here is a link to my page of the photos that I saved. Great pics and easy to understand the sexing:
http://www.diversityinutah.com/scorp_sexing.html

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Determining the Sex of Scorpions