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Furthermore , the tuatara has a diapsid skull , but lacks a complete lower temporal bar , which separates it from other species as well as its acrodont dentition and overhanging pair of incisor-like teeth .
 diapsid, acrodont
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: media, plant, vehicle, astronomical object, time, disease, animal, location, person, organization, mythical figure, food, biology, geographical phenomenon, instrument, event 
Text: {0} 
Answer:
 diapsid, acrodont