{"id":{"repo_id":"utc","oai_identifier":"oai:scholar.utc.edu:theses-1357"},"canonical_url":"https://search.dev.ndltd.org/etd/utc/oai:scholar.utc.edu:theses-1357","repository":{"repo_id":"utc","name":"University of Tennessee - Chattanooga","base_url":"https://scholar.utc.edu/do/oai/"},"display":{"title":"The phylogeography of the short-tailed shrews (genus Blarina) of southeast Tennessee","abstract":"Understanding the distributions of organisms is key to deciphering their biogeography. Shrews of the genus Blarina are some of the most common and abundant mammals in this region. Two species are found in southeast Tennessee: Blarina brevicauda and Blarina carolinensis. To clarify their geographic ranges, Blarina vouchers were collected throughout the study area and mitochondrial DNA cytochrome b genes were isolated and sequenced. I collected and compared 53 DNA sequences from shrews throughout southeast Tennessee and southwest North Carolina to 101 samples obtained from Genbank. Results indicate Blarina brevicauda is found in areas north and west of the Tennessee River and Blarina carolinensis is found in most areas south and east of the Tennessee River. B. brevicauda specimens fell into a monophyletic B. brevicauda clade, resolving with Genbank sequence data into haplotypes classified as either 'Appalachian’ or ‘East-Central’. B. carolinensis specimens were monophyletic, resolving into an ‘Eastern’ haplotype.","abstract_html":"Understanding the distributions of organisms is key to deciphering their biogeography. Shrews of the genus Blarina are some of the most common and abundant mammals in this region. Two species are found in southeast Tennessee: Blarina brevicauda and Blarina carolinensis. To clarify their geographic ranges, Blarina vouchers were collected throughout the study area and mitochondrial DNA cytochrome b genes were isolated and sequenced. I collected and compared 53 DNA sequences from shrews throughout southeast Tennessee and southwest North Carolina to 101 samples obtained from Genbank. Results indicate Blarina brevicauda is found in areas north and west of the Tennessee River and Blarina carolinensis is found in most areas south and east of the Tennessee River. B. brevicauda specimens fell into a monophyletic B. brevicauda clade, resolving with Genbank sequence data into haplotypes classified as either 'Appalachian’ or ‘East-Central’. B. carolinensis specimens were monophyletic, resolving into an ‘Eastern’ haplotype.","abstract_has_math":false,"creators":["Carpenter, Casey Lee"],"institution":"University of Tennessee at Chattanooga","degree_name":null,"degree_level":null,"degree_discipline":null,"degree_department":null,"school":null,"contributors":["Gaudin, Tim; Shaw, Joey","Wilson, Thomas","College of Arts and Sciences"],"advisors":[],"committee_chairs":[],"committee_members":[],"year":null,"date_issued":"","date_published":null,"updated_at":"2026-07-24T05:46:11Z","subjects":["Shrews"],"languages":["English","eng"],"rights":[],"rights_urls":["https://rightsstatements.org/page/InC/1.0/?language=en"],"identifier_entries":[]},"links":{"outbound_url":"https://scholar.utc.edu/theses/217","outbound_label":"Repository record","outbound_source":"dc:identifier"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:contributor","label":"Contributor","values":["Gaudin, Tim; Shaw, Joey","Wilson, Thomas","College of Arts and Sciences"]},{"key":"dc:creator","label":"Author","values":["Carpenter, Casey Lee"]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:date","label":"Dc Date","values":["2013-05-01T07:00:00Z"]},{"key":"dc:publisher","label":"Institution","values":["University of Tennessee at Chattanooga","Chattanooga (Tenn.)"]},{"key":"dc:relation","label":"Dc Relation","values":["Masters Theses and Doctoral Dissertations"]},{"key":"dc:type","label":"Dc Type","values":["Masters theses","Text"]}]},{"id":"subjects_keywords","label":"Subjects and Keywords","entries":[{"key":"dc:subject","label":"Dc Subject","values":["Shrews"]}]},{"id":"language_rights","label":"Language and Rights","entries":[{"key":"dc:language","label":"Dc Language","values":["English","eng"]},{"key":"dc:rights","label":"Dc Rights","values":["https://rightsstatements.org/page/InC/1.0/?language=en"]}]},{"id":"identifiers","label":"Identifiers","entries":[{"key":"dc:identifier","label":"Identifier","values":["https://scholar.utc.edu/theses/217"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description","label":"Description","values":["Dept. of Biological and Environmental Sciences","M. S.; A thesis submitted to the faculty of the University of Tennessee at Chattanooga in partial fulfillment of the requirements of the degree of Master of Science."]},{"key":"dc:description.abstract","label":"Abstract","values":["Understanding the distributions of organisms is key to deciphering their biogeography. Shrews of the genus Blarina are some of the most common and abundant mammals in this region. Two species are found in southeast Tennessee: Blarina brevicauda and Blarina carolinensis. To clarify their geographic ranges, Blarina vouchers were collected throughout the study area and mitochondrial DNA cytochrome b genes were isolated and sequenced. I collected and compared 53 DNA sequences from shrews throughout southeast Tennessee and southwest North Carolina to 101 samples obtained from Genbank. Results indicate Blarina brevicauda is found in areas north and west of the Tennessee River and Blarina carolinensis is found in most areas south and east of the Tennessee River. B. brevicauda specimens fell into a monophyletic B. brevicauda clade, resolving with Genbank sequence data into haplotypes classified as either 'Appalachian’ or ‘East-Central’. B. carolinensis specimens were monophyletic, resolving into an ‘Eastern’ haplotype."]},{"key":"dc:title","label":"Title","values":["The phylogeography of the short-tailed shrews (genus Blarina) of southeast Tennessee"]}]}],"canonical_facts":{"dc:contributor":["Gaudin, Tim; Shaw, Joey","Wilson, Thomas","College of Arts and Sciences"],"dc:creator":["Carpenter, Casey Lee"],"dc:date":["2013-05-01T07:00:00Z"],"dc:description":["Dept. of Biological and Environmental Sciences","M. S.; A thesis submitted to the faculty of the University of Tennessee at Chattanooga in partial fulfillment of the requirements of the degree of Master of Science."],"dc:description.abstract":["Understanding the distributions of organisms is key to deciphering their biogeography. Shrews of the genus Blarina are some of the most common and abundant mammals in this region. Two species are found in southeast Tennessee: Blarina brevicauda and Blarina carolinensis. To clarify their geographic ranges, Blarina vouchers were collected throughout the study area and mitochondrial DNA cytochrome b genes were isolated and sequenced. I collected and compared 53 DNA sequences from shrews throughout southeast Tennessee and southwest North Carolina to 101 samples obtained from Genbank. Results indicate Blarina brevicauda is found in areas north and west of the Tennessee River and Blarina carolinensis is found in most areas south and east of the Tennessee River. B. brevicauda specimens fell into a monophyletic B. brevicauda clade, resolving with Genbank sequence data into haplotypes classified as either 'Appalachian’ or ‘East-Central’. B. carolinensis specimens were monophyletic, resolving into an ‘Eastern’ haplotype."],"dc:identifier":["https://scholar.utc.edu/theses/217"],"dc:language":["English","eng"],"dc:publisher":["University of Tennessee at Chattanooga","Chattanooga (Tenn.)"],"dc:relation":["Masters Theses and Doctoral Dissertations"],"dc:rights":["https://rightsstatements.org/page/InC/1.0/?language=en"],"dc:subject":["Shrews"],"dc:title":["The phylogeography of the short-tailed shrews (genus Blarina) of southeast Tennessee"],"dc:type":["Masters theses","Text"]},"updated_at":"2026-07-24T05:46:11Z"}