Advertisement Was wondering if we could get a thread going on Uropygi information. there is some good stuff ou tthere but i have a hard time finding it. Some good stuff here as well. here is a start, please add to it. SYSTEMATICS OF THE ARACHNID ORDER UROPYGIDA http://www.americanarachnology.org/JoA_free/JoA_v1_n1/JoA_v1_p55.pdf THE NEGLECTED COUSINS: WHAT DO WE KNOW ABOUT THE SMALLER ARACHNID ORDERS? http://www.americanarachnology.org/JoA_Congress/JoA_v30_n2/arac-30-02-357.pdf STEP-COUPLED FLUCTUATIONS IN PROSOMAL PRESSURE MAY CONSTRAIN STEPPING RATES IN WHIPSCORPIONS http://www.americanarachnology.org/JoA_free/JoA_v20_n2/JoA_v20_p148.pdf Very General info sites: Trithyreus shoshonensis http://www.natureserve.org/explorer/servlet/NatureServe?searchName=Trithyreus+shoshonensis the wiki i guess... http://en.wikipedia.org/wiki/Uropygi a nice simple list of family, genera and specie. i am not too sure how accurate it is though... http://insects.tamu.edu/research/collection/hallan/Uropygi1.txt a book: "Catalogue of the Smaller Arachnid Orders of the World: Amblypygi, Uropygi, Schizomida, Palpigradi, Ricinulei and Solifugae" Here is a photo e-mailed to me sexing Typopeltis crucifer. Sorry i dont know who to credit, so post if its your or if you dont want it posted. and here is a photo of the above sp with eggs. any more?