{"id":{"repo_id":"uiuc","oai_identifier":"oai:www.ideals.illinois.edu:2142/87907"},"canonical_url":"https://search.dev.ndltd.org/etd/uiuc/oai:www.ideals.illinois.edu:2142/87907","repository":{"repo_id":"uiuc","name":"University of Illinois - Urbana-Champaign","base_url":"https://www.ideals.illinois.edu/oai-pmh"},"display":{"title":"Ecology and Evolution of Caste and Polymorphism in Pogonomyrmex Seed Harvester Ants","abstract":"In conclusion, the many independent origins of caste in the social insects likely resulted from variation in the proximate factors that can yield phenotypic differences (e.g., larval diet, genetic variation, social regulation) and variation in the selective pressures favoring caste differentiation (e.g., foraging, defense, storage). Caste differences were likely selected for different adaptive reasons in different taxa, and these were in turn accommodated by taxon specific mechanisms of varying developmental pathways in order to produce phenotypic variation.","abstract_html":"In conclusion, the many independent origins of caste in the social insects likely resulted from variation in the proximate factors that can yield phenotypic differences (e.g., larval diet, genetic variation, social regulation) and variation in the selective pressures favoring caste differentiation (e.g., foraging, defense, storage). Caste differences were likely selected for different adaptive reasons in different taxa, and these were in turn accommodated by taxon specific mechanisms of varying developmental pathways in order to produce phenotypic variation.","abstract_has_math":false,"creators":["Smith, Christopher R."],"institution":"University of Illinois at Urbana-Champaign","degree_name":"Ph.D.","degree_level":"Dissertation","degree_discipline":null,"degree_department":null,"school":null,"contributors":["Andrew Suarez"],"advisors":[],"committee_chairs":[],"committee_members":[],"year":2015,"date_issued":"2015-09-28T22:11:35Z","date_published":"2015-09-28T22:11:35Z","updated_at":"2026-07-22T22:26:31Z","subjects":["Biology, Entomology"],"languages":["eng"],"rights":[],"rights_urls":[],"identifier_entries":[{"key":"dc:identifier","label":"Identifier","values":["(MiAaPQ)AAI3314899"],"render_values":[{"text":"(MiAaPQ)AAI3314899","href":null,"code":true}]}]},"links":{"outbound_url":"http://hdl.handle.net/2142/87907","outbound_label":"Handle","outbound_source":"dc:identifier"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:contributor","label":"Contributor","values":["Andrew Suarez"]},{"key":"dc:creator","label":"Author","values":["Smith, Christopher R."]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:date","label":"Dc Date","values":["2015-09-28T22:11:35Z","10000-01-01","2008"]},{"key":"dc:type","label":"Dc Type","values":["text"]},{"key":"thesis:degree_level","label":"Degree Level","values":["Dissertation"]},{"key":"thesis:degree_name","label":"Degree Name","values":["Ph.D."]},{"key":"thesis:institution_name","label":"Thesis Institution Name","values":["University of Illinois at Urbana-Champaign"]}]},{"id":"subjects_keywords","label":"Subjects and Keywords","entries":[{"key":"dc:subject","label":"Dc Subject","values":["Biology, Entomology"]}]},{"id":"language_rights","label":"Language and Rights","entries":[{"key":"dc:language","label":"Dc Language","values":["eng"]}]},{"id":"identifiers","label":"Identifiers","entries":[{"key":"dc:identifier","label":"Identifier","values":["http://hdl.handle.net/2142/87907","(MiAaPQ)AAI3314899"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description","label":"Description","values":["In conclusion, the many independent origins of caste in the social insects likely resulted from variation in the proximate factors that can yield phenotypic differences (e.g., larval diet, genetic variation, social regulation) and variation in the selective pressures favoring caste differentiation (e.g., foraging, defense, storage). Caste differences were likely selected for different adaptive reasons in different taxa, and these were in turn accommodated by taxon specific mechanisms of varying developmental pathways in order to produce phenotypic variation.","Made available in DSpace on 2015-09-28T22:11:35Z (GMT). No. of bitstreams: 2 license.txt: 4848 bytes, checksum: 96035ab3f5e1c23cc7138a224ce498bd (MD5) 3314899.pdf: 1812781 bytes, checksum: 40f2b711d7f44e453b1ea214dec93fd3 (MD5) Previous issue date: 2008","Embargo set by: Seth Robbins for item 89188 Lift date: Forever Reason: Restricted to the U of I community idenfinitely during batch ingest of legacy ETDs","Restricted to the U of I community idenfinitely during batch ingest of legacy ETDs","U of I Only","103 p.","Thesis (Ph.D.)--University of Illinois at Urbana-Champaign, 2008."]},{"key":"dc:title","label":"Title","values":["Ecology and Evolution of Caste and Polymorphism in Pogonomyrmex Seed Harvester Ants"]}]}],"canonical_facts":{"dc:contributor":["Andrew Suarez"],"dc:creator":["Smith, Christopher R."],"dc:date":["2015-09-28T22:11:35Z","10000-01-01","2008"],"dc:description":["In conclusion, the many independent origins of caste in the social insects likely resulted from variation in the proximate factors that can yield phenotypic differences (e.g., larval diet, genetic variation, social regulation) and variation in the selective pressures favoring caste differentiation (e.g., foraging, defense, storage). Caste differences were likely selected for different adaptive reasons in different taxa, and these were in turn accommodated by taxon specific mechanisms of varying developmental pathways in order to produce phenotypic variation.","Made available in DSpace on 2015-09-28T22:11:35Z (GMT). No. of bitstreams: 2 license.txt: 4848 bytes, checksum: 96035ab3f5e1c23cc7138a224ce498bd (MD5) 3314899.pdf: 1812781 bytes, checksum: 40f2b711d7f44e453b1ea214dec93fd3 (MD5) Previous issue date: 2008","Embargo set by: Seth Robbins for item 89188 Lift date: Forever Reason: Restricted to the U of I community idenfinitely during batch ingest of legacy ETDs","Restricted to the U of I community idenfinitely during batch ingest of legacy ETDs","U of I Only","103 p.","Thesis (Ph.D.)--University of Illinois at Urbana-Champaign, 2008."],"dc:identifier":["http://hdl.handle.net/2142/87907","(MiAaPQ)AAI3314899"],"dc:language":["eng"],"dc:subject":["Biology, Entomology"],"dc:title":["Ecology and Evolution of Caste and Polymorphism in Pogonomyrmex Seed Harvester Ants"],"dc:type":["text"],"thesis:degree_level":["Dissertation"],"thesis:degree_name":["Ph.D."],"thesis:institution_name":["University of Illinois at Urbana-Champaign"]},"updated_at":"2026-07-22T22:26:31Z"}