{"id":2580,"date":"2013-11-22T16:06:49","date_gmt":"2013-11-22T21:06:49","guid":{"rendered":"http:\/\/www.ordovicianatlas.org\/?page_id=2580"},"modified":"2016-10-10T12:17:40","modified_gmt":"2016-10-10T16:17:40","slug":"hebertella","status":"publish","type":"page","link":"https:\/\/www.ordovicianatlas.org\/atlas\/brachiopoda\/rhynchonellata\/orthida\/plectorthidae\/hebertella\/","title":{"rendered":"Hebertella<\/em>"},"content":{"rendered":"
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Classification<\/strong>
\nPhylum: Brachiopoda<\/a>
\nClass: Rhynchonellata<\/a>
\nOrder: Orthida<\/a>
\nFamily: Plectorthidae<\/a>
\nGenus: Hebertella<\/em> Hall & Clarke, 1892
\nCincinnatian Species: Hebertella alveata<\/a><\/em>, Hebertella frankfortensis<\/a><\/em>,
\nHebertella occidentalis<\/a><\/em><\/p>\n<\/div>\n

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Geologic Range<\/strong>
\nUpper Ordovician (Caradoc -Ashgill)<\/p>\n

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

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

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  • Subquadrate and concavoconvex profile<\/li>\n
  • Much wider than long, with straight hinge line<\/li>\n
  • Many fine ribs radiate from the umbones<\/li>\n
  • Multicostellate with aditicules<\/li>\n
  • Typically wide median sulcus<\/li>\n
  • Large ventral interarea<\/li>\n
  • Obcordate ventral muscle scars with thickened margins and adductor scars tracks raised on a double median ridge<\/li>\n<\/ul>\n<\/div>\n
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    Geographic Occurrences<\/strong><\/p>\n

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