157218
In his biological work , Willis Blatchley made contributions to the study of Coleoptera , Orthoptera , Hemiptera , and the freshwater molluscs of Indiana .
 Willis Blatchley, Indiana
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Willis Blatchley, Indiana