{"id":4399,"date":"2014-01-07T18:14:35","date_gmt":"2014-01-07T23:14:35","guid":{"rendered":"http:\/\/www.ordovicianatlas.org\/?page_id=4399"},"modified":"2016-09-07T13:56:46","modified_gmt":"2016-09-07T17:56:46","slug":"trochonematidae","status":"publish","type":"page","link":"https:\/\/www.ordovicianatlas.org\/atlas\/mollusca\/gastropoda\/murchisoniina\/trochonematidae\/","title":{"rendered":"Trochonematidae"},"content":{"rendered":"<div align=\"left\">\n<div style=\"height: 250px;\" align=\"center\">\n<div style=\"border-right: 20px solid white; float: left; width: 250px;\"><img data-recalc-dims=\"1\" decoding=\"async\" src=\"https:\/\/i0.wp.com\/www.ordovicianatlas.org\/wp-content\/uploads\/2015\/03\/trochonema-madisonensis-205-white.png?w=605&#038;ssl=1\" alt=\"\" \/><\/div>\n<div style=\"float: left; width: 500px; border-left: 50px;\">\n<p align=\"left\"><strong>Classification<\/strong><br \/>\nPhylum: <a title=\"Mollusca\" href=\" https:\/\/www.ordovicianatlas.org\/atlas\/mollusca\/\"> Mollusca <\/a><br \/>\nClass: <a title=\"Gastropoda\" href=\" https:\/\/www.ordovicianatlas.org\/atlas\/mollusca\/gastropoda\/\">Gastropoda<\/a><br \/>\nOrder: <a title=\"Murchisoniina\" href=\" https:\/\/www.ordovicianatlas.org\/atlas\/mollusca\/gastropoda\/murchisoniina\/\"> Murchisoniina<\/a><br \/>\nFamily: Trochonematidae (von Zittel, 1895)<br \/>\nCincinnatian Genera: <em> <a title=\"Trochonema\" href=\"https:\/\/www.ordovicianatlas.org\/atlas\/mollusca\/gastropoda\/murchisoniina\/trochonematidae\/trochonema\/ \"> Trochonema<\/a><br \/>\n<\/em><\/p>\n<\/div>\n<\/div>\n<p><strong>Geologic Range<\/strong><br \/>\nMiddle Ordovician &#8211; Middle Permian<\/p>\n<p><strong>Common Paleoecology<\/strong><br \/>\nTrochonematidae is an extinct family of facultatively mobile epifaunal suspension feeders<\/p>\n<p><strong>Description of the Family<\/strong><\/p>\n<ul>\n<li>Turbiniform shell<\/li>\n<li>Perforate or imperforate<\/li>\n<li>Surface of shell exhibits several strong revolving ridges or numerous spiral striae<\/li>\n<li>Shell has nacreous lining<\/li>\n<\/ul>\n<div style=\"clear: both;\">[accordions title=&#8221;&#8221; disabled=&#8221;false&#8221; active=&#8221;1&#8243; autoheight=&#8221;false&#8221; collapsible=&#8221;true&#8221;] [accordion title=&#8221;Published Descriptions&#8221;]<br \/>\n<em>Treatise on Invertebrate Paleontology, Part I (1960) (Same as Superfamily Trochonematacea)<\/em>:<\/p>\n<ul>\n<li>Turbiniform, with channel at labrum within a spiral angulation about midway between sutures or higher on whorl, or with shallow sinus at about the same position; ornament spiral angulations, threads or cords, or rows of nodes, with collabral threads or growth lines; shell with nacreous lining.<\/li>\n<\/ul>\n<p><em>Ulrich &amp; Scofield (1897)<\/em>:<\/p>\n<ul>\n<li>Shells trochoid, turbiniform or somewhat planorbiform, perforate or imperforate; margin of aperture entire, simple, rarely trumpet-shaped, sometimes with a wide angled notch and carina in the upper or outer part; no slit nor distinguishable band; surface with several strong revolving ridges or more numerous spiral striae; test very slightly or not at all nacreous. Operculum unknown, probably incapable of preservation.<\/li>\n<\/ul>\n<p>[\/accordion] [\/accordions]<\/p>\n<div align=\"center\">\n<div style=\"height: 300px; width: 800px;\" align=\"center\">\n<div style=\"border-right: 15px solid white; float: left; width: 250px;\">\n<p align=\"center\"><em>Trochonema<\/em><\/p>\n<p><a href=\"https:\/\/www.ordovicianatlas.org\/atlas\/mollusca\/gastropoda\/murchisoniina\/trochonematidae\/trochonema\/\"> <img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" src=\"https:\/\/i0.wp.com\/www.ordovicianatlas.org\/wp-content\/uploads\/2015\/03\/trochonema-madisonensis-250-black.png?resize=250%2C250&#038;ssl=1\" alt=\"\" width=\"250\" height=\"250\" \/><br \/>\n<\/a><\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Classification Phylum: Mollusca Class: Gastropoda Order: Murchisoniina Family: Trochonematidae (von Zittel, 1895) Cincinnatian Genera: Trochonema Geologic Range Middle Ordovician &#8211; Middle Permian Common Paleoecology Trochonematidae is an extinct family of facultatively mobile epifaunal suspension feeders Description of the Family Turbiniform &hellip;<\/p>\n<p class=\"read-more\"> <a class=\"more-link\" href=\"https:\/\/www.ordovicianatlas.org\/atlas\/mollusca\/gastropoda\/murchisoniina\/trochonematidae\/\"> <span class=\"screen-reader-text\">Trochonematidae<\/span> Read More &raquo;<\/a><\/p>\n","protected":false},"author":2,"featured_media":0,"parent":2703,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"full-width-page.php","meta":{"jetpack_post_was_ever_published":false,"footnotes":""},"class_list":["post-4399","page","type-page","status-publish","hentry"],"jetpack_sharing_enabled":true,"jetpack_shortlink":"https:\/\/wp.me\/P3T22h-18X","_links":{"self":[{"href":"https:\/\/www.ordovicianatlas.org\/wp-json\/wp\/v2\/pages\/4399","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.ordovicianatlas.org\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.ordovicianatlas.org\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.ordovicianatlas.org\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.ordovicianatlas.org\/wp-json\/wp\/v2\/comments?post=4399"}],"version-history":[{"count":7,"href":"https:\/\/www.ordovicianatlas.org\/wp-json\/wp\/v2\/pages\/4399\/revisions"}],"predecessor-version":[{"id":13366,"href":"https:\/\/www.ordovicianatlas.org\/wp-json\/wp\/v2\/pages\/4399\/revisions\/13366"}],"up":[{"embeddable":true,"href":"https:\/\/www.ordovicianatlas.org\/wp-json\/wp\/v2\/pages\/2703"}],"wp:attachment":[{"href":"https:\/\/www.ordovicianatlas.org\/wp-json\/wp\/v2\/media?parent=4399"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}