{"id":4422,"date":"2014-01-07T19:17:29","date_gmt":"2014-01-08T00:17:29","guid":{"rendered":"http:\/\/www.ordovicianatlas.org\/?page_id=4422"},"modified":"2016-09-22T09:58:07","modified_gmt":"2016-09-22T13:58:07","slug":"heterorthina","status":"publish","type":"page","link":"https:\/\/www.ordovicianatlas.org\/atlas\/brachiopoda\/rhynchonellata\/orthida\/heterorthidae\/heterorthina\/","title":{"rendered":"Heterorthina<\/em>"},"content":{"rendered":"
\n
\n
\"\"<\/div>\n
\n

Classification<\/strong>
\nPhylum:\u00a0Brachiopoda<\/a>
\nClass:\u00a0Rhynchonellata<\/a>
\nOrder:\u00a0Orthida<\/a>
\nFamily: Heterorthidae<\/a>
\nGenus: Heterorthina<\/em> Bancroft, 1928
\nSpecies: Heterorthina fairmountsis<\/em><\/a><\/p>\n<\/div>\n

\"\"<\/div>\n<\/div>\n<\/div>\n
[accordions title=”” disabled=”false” active=”1″ autoheight=”false” collapsible=”true”] [accordion title=”Taxonomic Details”]
\n[\/accordion] [\/accordions]\n<\/div>\n
\n

Geologic Range<\/strong>
\nMiddle Ordovician – Late Ordovician<\/p>\n

Common Paleoecology<\/strong>
\nHeterorthina<\/em> is an extinct genus of stationary epifaunal suspension feeder<\/p>\n

Identification in Hand Sample<\/strong>:<\/p>\n

    \n
  • Traverse, planoconvex, unisulcate<\/li>\n
  • Hinge line long, nearly planoconvex profile<\/li>\n
  • Ventral interior with cordate to bilobed muscle scar<\/li>\n
  • Dorsal interior with lobate, medially cleft, widely divergent brachiophores<\/li>\n
  • Very wide, bilobed cardinal process<\/li>\n<\/ul>\n<\/div>\n
    \n<\/div>\n
    \n

    Geographic Occurrences<\/strong><\/p>\n

    <\/div>