{"id":6648,"date":"2026-09-25T16:03:45","date_gmt":"2026-09-25T13:03:45","guid":{"rendered":"https:\/\/dev.artefactumgallery.com\/catalog\/crinoid-fossil-plate-with-articulated-sea-lilies\/"},"modified":"2026-10-13T10:13:22","modified_gmt":"2026-10-13T07:13:22","slug":"crinoid-fossil-plate-with-articulated-sea-lilies","status":"publish","type":"product","link":"https:\/\/artefactumgallery.com\/en-hk\/catalog\/crinoid-fossil-plate-with-articulated-sea-lilies\/","title":{"rendered":"Crinoid Fossil Slab with Articulated Sea Lilies"},"content":{"rendered":"<p><strong>Rarity and Value<\/strong><br \/>These crinoid fossil slab preserve exceptionally detailed remains of ancient marine echinoderms commonly referred to as sea lilies. Visible within the matrix are articulated crowns, segmented stems, columnals, and portions of feather-like feeding arms characteristic of stalked crinoids. Such preservation is biologically significant because crinoid skeletons typically disarticulate rapidly after death due to the fragile articulation between calcitic skeletal slabs. The fossils display complex radial arm structures and densely packed calyx elements, providing valuable information about the anatomy and feeding adaptations of Palaeozoic marine echinoderms. Fossil slabs preserving multiple articulated individuals are comparatively rare and highly important for palaeontological research focused on marine biodiversity, echinoderm evolution, and the ecological structure of ancient seafloor communities.<\/p>\n<p><strong>Discovery<\/strong><br \/>Crinoids inhabited shallow marine environments where they attached themselves to the substrate using elongated segmented stems anchored to the seafloor. Their numerous feather-like arms functioned as highly specialised filtration systems capable of capturing plankton and suspended organic particles from ocean currents. The arrangement of articulated stems and crowns visible within these slabs suggests rapid burial within fine marine sediment, preventing decomposition and scavenging while preserving delicate biological structures. Crinoid assemblages such as these provide important insight into ancient benthic ecosystems and environmental conditions within Palaeozoic seas. The preserved anatomy demonstrates the radial body organisation characteristic of echinoderms and reveals the complex feeding morphology that allowed crinoids to dominate many prehistoric marine habitats for millions of years.<\/p>\n<p><strong>Preservation<\/strong><br \/>These fossil slabs preserve remarkable anatomical detail, including segmented stems, branching arms, calyx structures, and calcitic skeletal slabs embedded within the surrounding sedimentary matrix. Fine surface textures and articulated biological structures remain visible due to mineral stabilisation during fossilisation. The contrast between the darker fossilised remains and the reddish-brown matrix enhances visibility of the preserved morphology while reflecting natural mineral replacement processes occurring over geological timescales. The articulated preservation of crowns and stems allows detailed examination of crinoid skeletal organisation and feeding adaptations. These specimens serve both scientific and educational purposes, preserving a direct biological record of ancient marine life and illustrating the extraordinary diversity of Palaeozoic echinoderm ecosystems.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Rarity and ValueThese crinoid fossil slab preserve exceptionally detailed remains of ancient marine echinoderms commonly referred to as sea lilies. Visible within the matrix are articulated crowns, segmented stems, columnals, and portions of feather-like feeding arms characteristic of stalked crinoids. Such preservation is biologically significant because crinoid skeletons typically disarticulate rapidly after death due to [&hellip;]<\/p>\n","protected":false},"featured_media":2918,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false},"animal":[],"family":[],"frame_color":[],"genus":[211],"kind":[1631],"material":[],"period":[],"artifact_type":[],"type_of_rug":[],"view":[],"product_brand":[],"product_cat":[1239],"product_tag":[],"class_list":["post-6648","product","type-product","status-publish","has-post-thumbnail","genus-crinoidea-sea-lilies","kind-fragment","product_cat-fossils","first","instock","sold-individually","shipping-taxable","purchasable","product-type-simple"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.6 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Crinoid Slab, Articulated Sea Lilies, 17 x 22 cm | Hong Kong<\/title>\n<meta name=\"description\" content=\"Crinoid fossil slab with articulated sea lilies, approx. 300\u2013400 million years old, 17 x 22 cm, dark fossils in a reddish-brown sedimentary matrix.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/artefactumgallery.com\/en-hk\/catalog\/crinoid-fossil-plate-with-articulated-sea-lilies\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Crinoid Slab, Articulated Sea Lilies, 17 x 22 cm | Hong Kong\" \/>\n<meta property=\"og:description\" content=\"Crinoid fossil slab with articulated sea lilies, approx. 300\u2013400 million years old, 17 x 22 cm, dark fossils in a reddish-brown sedimentary matrix.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/artefactumgallery.com\/en-hk\/catalog\/crinoid-fossil-plate-with-articulated-sea-lilies\/\" \/>\n<meta property=\"og:site_name\" content=\"Artefactum Gallery\" \/>\n<meta property=\"article:modified_time\" content=\"2026-10-13T07:13:22+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/artefactumgallery.com\/wp-content\/uploads\/2026\/09\/16-4-1024x1024.webp\" \/>\n\t<meta property=\"og:image:width\" content=\"1024\" \/>\n\t<meta property=\"og:image:height\" content=\"1024\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/webp\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data1\" content=\"2 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/artefactumgallery.com\\\/en-hk\\\/catalog\\\/crinoid-fossil-plate-with-articulated-sea-lilies\\\/\",\"url\":\"https:\\\/\\\/artefactumgallery.com\\\/en-hk\\\/catalog\\\/crinoid-fossil-plate-with-articulated-sea-lilies\\\/\",\"name\":\"Crinoid Slab, Articulated Sea Lilies, 17 x 22 cm | Hong Kong\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/artefactumgallery.com\\\/en-hk\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/artefactumgallery.com\\\/en-hk\\\/catalog\\\/crinoid-fossil-plate-with-articulated-sea-lilies\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/artefactumgallery.com\\\/en-hk\\\/catalog\\\/crinoid-fossil-plate-with-articulated-sea-lilies\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/artefactumgallery.com\\\/wp-content\\\/uploads\\\/2026\\\/09\\\/16-4.webp\",\"datePublished\":\"2026-09-25T13:03:45+00:00\",\"dateModified\":\"2026-10-13T07:13:22+00:00\",\"description\":\"Crinoid fossil slab with articulated sea lilies, approx. 300\u2013400 million years old, 17 x 22 cm, dark fossils in a reddish-brown sedimentary matrix.\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/artefactumgallery.com\\\/en-hk\\\/catalog\\\/crinoid-fossil-plate-with-articulated-sea-lilies\\\/#breadcrumb\"},\"inLanguage\":\"en-HK\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/artefactumgallery.com\\\/en-hk\\\/catalog\\\/crinoid-fossil-plate-with-articulated-sea-lilies\\\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-HK\",\"@id\":\"https:\\\/\\\/artefactumgallery.com\\\/en-hk\\\/catalog\\\/crinoid-fossil-plate-with-articulated-sea-lilies\\\/#primaryimage\",\"url\":\"https:\\\/\\\/artefactumgallery.com\\\/wp-content\\\/uploads\\\/2026\\\/09\\\/16-4.webp\",\"contentUrl\":\"https:\\\/\\\/artefactumgallery.com\\\/wp-content\\\/uploads\\\/2026\\\/09\\\/16-4.webp\",\"width\":1750,\"height\":1750},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/artefactumgallery.com\\\/en-hk\\\/catalog\\\/crinoid-fossil-plate-with-articulated-sea-lilies\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/artefactumgallery.com\\\/en-hk\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Shop\",\"item\":\"https:\\\/\\\/artefactumgallery.com\\\/en-hk\\\/shop\\\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"Crinoid Fossil Slab with Articulated Sea Lilies\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/artefactumgallery.com\\\/en-hk\\\/#website\",\"url\":\"https:\\\/\\\/artefactumgallery.com\\\/en-hk\\\/\",\"name\":\"Artefactum Gallery\",\"description\":\"\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/artefactumgallery.com\\\/en-hk\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-HK\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Crinoid Slab, Articulated Sea Lilies, 17 x 22 cm | Hong Kong","description":"Crinoid fossil slab with articulated sea lilies, approx. 300\u2013400 million years old, 17 x 22 cm, dark fossils in a reddish-brown sedimentary matrix.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/artefactumgallery.com\/en-hk\/catalog\/crinoid-fossil-plate-with-articulated-sea-lilies\/","og_locale":"en_US","og_type":"article","og_title":"Crinoid Slab, Articulated Sea Lilies, 17 x 22 cm | Hong Kong","og_description":"Crinoid fossil slab with articulated sea lilies, approx. 300\u2013400 million years old, 17 x 22 cm, dark fossils in a reddish-brown sedimentary matrix.","og_url":"https:\/\/artefactumgallery.com\/en-hk\/catalog\/crinoid-fossil-plate-with-articulated-sea-lilies\/","og_site_name":"Artefactum Gallery","article_modified_time":"2026-10-13T07:13:22+00:00","og_image":[{"width":1024,"height":1024,"url":"https:\/\/artefactumgallery.com\/wp-content\/uploads\/2026\/09\/16-4-1024x1024.webp","type":"image\/webp"}],"twitter_card":"summary_large_image","twitter_misc":{"Est. reading time":"2 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/artefactumgallery.com\/en-hk\/catalog\/crinoid-fossil-plate-with-articulated-sea-lilies\/","url":"https:\/\/artefactumgallery.com\/en-hk\/catalog\/crinoid-fossil-plate-with-articulated-sea-lilies\/","name":"Crinoid Slab, Articulated Sea Lilies, 17 x 22 cm | Hong Kong","isPartOf":{"@id":"https:\/\/artefactumgallery.com\/en-hk\/#website"},"primaryImageOfPage":{"@id":"https:\/\/artefactumgallery.com\/en-hk\/catalog\/crinoid-fossil-plate-with-articulated-sea-lilies\/#primaryimage"},"image":{"@id":"https:\/\/artefactumgallery.com\/en-hk\/catalog\/crinoid-fossil-plate-with-articulated-sea-lilies\/#primaryimage"},"thumbnailUrl":"https:\/\/artefactumgallery.com\/wp-content\/uploads\/2026\/09\/16-4.webp","datePublished":"2026-09-25T13:03:45+00:00","dateModified":"2026-10-13T07:13:22+00:00","description":"Crinoid fossil slab with articulated sea lilies, approx. 300\u2013400 million years old, 17 x 22 cm, dark fossils in a reddish-brown sedimentary matrix.","breadcrumb":{"@id":"https:\/\/artefactumgallery.com\/en-hk\/catalog\/crinoid-fossil-plate-with-articulated-sea-lilies\/#breadcrumb"},"inLanguage":"en-HK","potentialAction":[{"@type":"ReadAction","target":["https:\/\/artefactumgallery.com\/en-hk\/catalog\/crinoid-fossil-plate-with-articulated-sea-lilies\/"]}]},{"@type":"ImageObject","inLanguage":"en-HK","@id":"https:\/\/artefactumgallery.com\/en-hk\/catalog\/crinoid-fossil-plate-with-articulated-sea-lilies\/#primaryimage","url":"https:\/\/artefactumgallery.com\/wp-content\/uploads\/2026\/09\/16-4.webp","contentUrl":"https:\/\/artefactumgallery.com\/wp-content\/uploads\/2026\/09\/16-4.webp","width":1750,"height":1750},{"@type":"BreadcrumbList","@id":"https:\/\/artefactumgallery.com\/en-hk\/catalog\/crinoid-fossil-plate-with-articulated-sea-lilies\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/artefactumgallery.com\/en-hk\/"},{"@type":"ListItem","position":2,"name":"Shop","item":"https:\/\/artefactumgallery.com\/en-hk\/shop\/"},{"@type":"ListItem","position":3,"name":"Crinoid Fossil Slab with Articulated Sea Lilies"}]},{"@type":"WebSite","@id":"https:\/\/artefactumgallery.com\/en-hk\/#website","url":"https:\/\/artefactumgallery.com\/en-hk\/","name":"Artefactum Gallery","description":"","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/artefactumgallery.com\/en-hk\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-HK"}]}},"_links":{"self":[{"href":"https:\/\/artefactumgallery.com\/en-hk\/wp-json\/wp\/v2\/product\/6648","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/artefactumgallery.com\/en-hk\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/artefactumgallery.com\/en-hk\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/artefactumgallery.com\/en-hk\/wp-json\/wp\/v2\/comments?post=6648"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/artefactumgallery.com\/en-hk\/wp-json\/wp\/v2\/media\/2918"}],"wp:attachment":[{"href":"https:\/\/artefactumgallery.com\/en-hk\/wp-json\/wp\/v2\/media?parent=6648"}],"wp:term":[{"taxonomy":"animal","embeddable":true,"href":"https:\/\/artefactumgallery.com\/en-hk\/wp-json\/wp\/v2\/animal?post=6648"},{"taxonomy":"family","embeddable":true,"href":"https:\/\/artefactumgallery.com\/en-hk\/wp-json\/wp\/v2\/family?post=6648"},{"taxonomy":"frame_color","embeddable":true,"href":"https:\/\/artefactumgallery.com\/en-hk\/wp-json\/wp\/v2\/frame_color?post=6648"},{"taxonomy":"genus","embeddable":true,"href":"https:\/\/artefactumgallery.com\/en-hk\/wp-json\/wp\/v2\/genus?post=6648"},{"taxonomy":"kind","embeddable":true,"href":"https:\/\/artefactumgallery.com\/en-hk\/wp-json\/wp\/v2\/kind?post=6648"},{"taxonomy":"material","embeddable":true,"href":"https:\/\/artefactumgallery.com\/en-hk\/wp-json\/wp\/v2\/material?post=6648"},{"taxonomy":"period","embeddable":true,"href":"https:\/\/artefactumgallery.com\/en-hk\/wp-json\/wp\/v2\/period?post=6648"},{"taxonomy":"artifact_type","embeddable":true,"href":"https:\/\/artefactumgallery.com\/en-hk\/wp-json\/wp\/v2\/artifact_type?post=6648"},{"taxonomy":"type_of_rug","embeddable":true,"href":"https:\/\/artefactumgallery.com\/en-hk\/wp-json\/wp\/v2\/type_of_rug?post=6648"},{"taxonomy":"view","embeddable":true,"href":"https:\/\/artefactumgallery.com\/en-hk\/wp-json\/wp\/v2\/view?post=6648"},{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/artefactumgallery.com\/en-hk\/wp-json\/wp\/v2\/product_brand?post=6648"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/artefactumgallery.com\/en-hk\/wp-json\/wp\/v2\/product_cat?post=6648"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/artefactumgallery.com\/en-hk\/wp-json\/wp\/v2\/product_tag?post=6648"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}