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Angelinoceras is a lituitid from the Middle Ordovician that starts off with an open spiral of about 1.5 strongly compressed whorls followed by an orthoconic section that continues to expand for a length about equal to the diameter of the coiled portion before retaining a more or less consistent diameter .
 None
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
 Entities:  
Answer:
 None