when making a taxonomic key, sometimes it is easier … making a taxonomic key, sometimes it is...

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When making a taxonomic key, sometimes it is easier to start with a spider key. Spider key For example: If you want to create a taxonomic key for 4 different kinds of candy, you start by making a… Traditional taxonomic key and then you make the… 1 a. Hard…………….…..go to 2 1 b. Soft……………….…go to 3 2 a. Round…………….…Lollipop 2 b. Not Round ………….Candy Heart 3 a. Triangle……………..Candy Corn 3 b. Not triangle…..……..Gummy Bear Candies 3a. triangle 2a. round Candy corn Lollipop Gummy bears Candy hearts 1a. hard 1b. soft 2b. not round 3b. not triangle go to next page

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When making a taxonomic key, sometimes it is easier to start with a spider key.

Spider key

For example: If you want to create a taxonomic key for 4 different kinds of candy,

you start by making a…

Traditional taxonomic key

and then you make the…

1 a. Hard…………….…..go to 2

1 b. Soft……………….…go to 3

2 a. Round…………….…Lollipop

2 b. Not Round ………….Candy Heart

3 a. Triangle……………..Candy Corn

3 b. Not triangle…..……..Gummy Bear

Candies

3a. triangle

2a. round

Candy corn

Lollipop

Gummy bears

Candy hearts

1a. hard

1b. soft

2b. not round

3b. not triangle

go to next page

Can you guess which candies are below?

Source: www.nylearns.org/FileDownloader.aspx?FID=37866 and http://biology.uta.edu/introlabs/1442/Susana%20Notes/Class%20and%20Tax.pdf

This is another example of a Candy Taxonomic (dichotomous) Key