Prufrock

I grow old ... I grow old ...
I shall wear the bottoms of my trousers rolled.
 
What do you do on a wet Saturday other than write a taxonomic key to a family of springtails? 
 
Much like a second year Zoology student. 
 
Of yore. 
 
For as we know, it's very much all about the DNA barcoding now. 
 

AJC Springtails: Identification Key to the Tomoceridae 
https://collembolla.blogspot.co.uk/2018/03/identification-key-to-tomoceridae.html