33946
Gymnosperm taxa like Bennettitales and Hirmeriella died out before the end of the period .
 Bennettitales, Hirmeriella
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Bennettitales, Hirmeriella