{"id":2943,"date":"2013-12-06T14:05:10","date_gmt":"2013-12-06T19:05:10","guid":{"rendered":"http:\/\/www.ordovicianatlas.org\/?page_id=2943"},"modified":"2016-09-28T21:23:58","modified_gmt":"2016-09-29T01:23:58","slug":"modiolopsis","status":"publish","type":"page","link":"https:\/\/www.ordovicianatlas.org\/atlas\/mollusca\/bivalvia\/modiomorphida\/modiomorphidae\/modiolopsis\/","title":{"rendered":"Modiolopsis<\/em>"},"content":{"rendered":"
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Classification<\/strong>
\nPhylum: Mollusca <\/a>
\nClass: Bivalvia <\/a>
\nOrder: Modiomorphida <\/a>
\nFamily:Modiomorphidae<\/a>
\nGenus: Modiolopsis<\/em> Hall, 1847
\nCincinnatian Species: Modiolopsis modiolaris<\/a><\/em>, Modiolopsis versaillensis<\/a><\/em><\/p>\n<\/div>\n

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[accordions title=”” disabled=”false” active=”1″ autoheight=”false” collapsible=”true”] [accordion title=”Taxonomic Details”]
\nSynonyms<\/strong>: Corallidomus<\/em> Whitfield, 1895; Lithobia<\/em> Koken, 1902; Modiodesma<\/em> Ulrich, 1924 [objective synonym]; Orthonotella<\/em> Miller, 1882
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Geologic Range<\/strong>
\nMiddle Ordovician – Upper Ordovician<\/p>\n

Common Paleoecology<\/strong>
\nModiolopsis<\/em> is an extinct genus of stationary semi-infaunal suspension feeders<\/p>\n

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

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  • Shell thin, obliquely elongate very inequilateral, with small anterior and large posterior end.<\/li>\n
  • Valves crossed by oblique depression extending backward from anterior portion of umbo and marked by concentric lines of growth<\/li>\n
  • Characteristic anterior adductor scars large and deep and often visible in the shell, forming a little-circumscribed elevation.<\/li>\n
  • Lacking teeth<\/li>\n<\/ul>\n<\/div>\n
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    Geographic Occurrences<\/strong><\/p>\n

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