info:oai:utas.edu.au:6449info:ofi/fmt:xml:xsd:journalDoubledayZADoubleday, ZASemmensJMSemmens, JMPeclGTPecl, GTJacksonGDJackson, GD1338October 2006Assessing the validity of stylets as ageing tools in Octopus pallidusJournal of Experimental Marine Biology and Ecology35-42article