{"product_id":"fossil-sponge-astraeospongia-meniscus-419-000-000-years-old","title":"Fossil Sponge - Astraeospongia meniscus - 419,000,000 Years Old","description":"\u003cp\u003eSponges are sessile filter feeders that thrive across the world's oceans. First appearing nearly 600 million years ago, sponges are the earliest complex lifeforms on the planet.\u003cbr\u003e\u003cbr\u003eThis specimen is a complete 1.5-2\" \u003ci\u003eAstraeospongia meniscus\u003c\/i\u003e sponge fossil, preserved in beautiful detail. It was recovered on private land in Tennessee and dates to the Silurian Period over 419,000,000 years ago. Each specimen comes complete with an informational card that serves as certificate of authenticity.\u003c\/p\u003e","brand":"Mini Museum","offers":[{"title":"Default Title","offer_id":51947127275805,"sku":"80-112-0520-201-40","price":39.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0059\/0158\/2449\/files\/sponges-MAIN-002_fee0f48e-fa00-47dd-9d4d-032dace2f2be.jpg?v=1783024886","url":"https:\/\/stemcell.eco\/products\/fossil-sponge-astraeospongia-meniscus-419-000-000-years-old","provider":"Stemcell Science Shop","version":"1.0","type":"link"}