{"product_id":"lg-venice-hemipristis-1-82","title":"Lg Venice Hemipristis  1.82\"","description":"\u003cp\u003e\u003cspan\u003eThis large Hemi is in near perfect condition with minor enamel chipping and natural feeding wear, featuring classic Venice beach coloring, with a dark, solid root. It also phosphoresces under UV light due to high concentrations of phosphatic minerals and trace elements, which absorb UV energy and re-release it as visible light.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3 data-section-id=\"1nrjzdz\" data-start=\"0\" data-end=\"44\"\u003eWhy are they called snaggletooth sharks?\u003c\/h3\u003e\n\u003cp data-start=\"46\" data-end=\"308\"\u003eThe name “snaggletooth” comes from the unusual shape of their teeth. In sharks like the extinct \u003cstrong data-start=\"142\" data-end=\"183\"\u003e\u003cspan class=\"hover:entity-accent entity-underline inline cursor-pointer align-baseline\"\u003e\u003cspan class=\"whitespace-normal\"\u003eHemipristis serra\u003c\/span\u003e\u003c\/span\u003e\u003c\/strong\u003e and the living \u003cstrong data-start=\"199\" data-end=\"240\"\u003e\u003cspan class=\"hover:entity-accent entity-underline inline cursor-pointer align-baseline\"\u003e\u003cspan class=\"whitespace-normal\"\u003eHemipristis elongata\u003c\/span\u003e\u003c\/span\u003e\u003c\/strong\u003e, the teeth don’t form a uniform cutting edge like in most sharks.\u003c\/p\u003e\n\u003cp data-start=\"310\" data-end=\"527\"\u003eInstead, each tooth has \u003cstrong data-start=\"334\" data-end=\"428\"\u003eone side with large, coarse serrations and the other side nearly smooth or finely serrated\u003c\/strong\u003e. This asymmetry gives the teeth a jagged, uneven appearance, which led to the name \u003cem data-start=\"512\" data-end=\"526\"\u003esnaggletooth\u003c\/em\u003e.\u003c\/p\u003e\n\u003ch3 data-section-id=\"178lxwy\" data-start=\"534\" data-end=\"554\"\u003e\u003cbr\u003e\u003c\/h3\u003e\n\u003ch3 data-section-id=\"178lxwy\" data-start=\"534\" data-end=\"554\"\u003eDiet and habitat\u003c\/h3\u003e\n\u003cp data-start=\"556\" data-end=\"802\"\u003eSnaggletooth sharks were active marine predators that lived in \u003cstrong data-start=\"619\" data-end=\"649\"\u003ewarm, shallow coastal seas\u003c\/strong\u003e. Fossils of \u003ca href=\"https:\/\/shark-references.com\/species\/view\/Hemipristis-serra\"\u003e\u003cstrong data-start=\"662\" data-end=\"703\"\u003e\u003cspan class=\"hover:entity-accent entity-underline inline cursor-pointer align-baseline\"\u003e\u003cspan class=\"whitespace-normal\"\u003eHemipristis serra\u003c\/span\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/a\u003e are especially common in \u003ca href=\"https:\/\/en.wikipedia.org\/wiki\/Miocene\"\u003eMiocene\u003c\/a\u003e deposits, where marine ecosystems supported a wide range of prey.\u003c\/p\u003e\n\u003cp data-start=\"804\" data-end=\"831\"\u003eTheir diet likely included:\u003c\/p\u003e\n\u003cul data-start=\"833\" data-end=\"898\"\u003e\n\u003cli data-section-id=\"1bredxp\" data-start=\"833\" data-end=\"854\"\u003eMedium-sized \u003ca href=\"https:\/\/en.wikipedia.org\/wiki\/Category:Miocene_fish_of_North_America\"\u003efish\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"l9vrow\" data-start=\"855\" data-end=\"873\"\u003eSmaller \u003ca href=\"https:\/\/en.wikipedia.org\/wiki\/Category:Miocene_sharks\"\u003esharks\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1e9pnqd\" data-start=\"874\" data-end=\"898\"\u003eOther \u003ca href=\"https:\/\/pmc.ncbi.nlm.nih.gov\/articles\/PMC3953850\/\"\u003emarine animals\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"900\" data-end=\"1019\"\u003eTheir tooth design suggests a \u003cstrong data-start=\"930\" data-end=\"962\"\u003egrip-and-slice feeding style\u003c\/strong\u003e, allowing them to seize prey and tear flesh efficiently.\u003c\/p\u003e\n\u003cp data-start=\"1021\" data-end=\"1155\"\u003eThe modern \u003cstrong data-start=\"1032\" data-end=\"1073\"\u003e\u003cspan class=\"hover:entity-accent entity-underline inline cursor-pointer align-baseline\"\u003e\u003cspan class=\"whitespace-normal\"\u003eHemipristis elongata\u003c\/span\u003e\u003c\/span\u003e\u003c\/strong\u003e lives in similar environments today, favoring coastal waters in the \u003ca href=\"https:\/\/www.britannica.com\/place\/Indo-Pacific\"\u003eIndo-Pacific\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3 data-section-id=\"ejyk03\" data-start=\"1162\" data-end=\"1180\"\u003e\u003cbr\u003e\u003c\/h3\u003e\n\u003ch3 data-section-id=\"ejyk03\" data-start=\"1162\" data-end=\"1180\"\u003eModern species\u003c\/h3\u003e\n\u003cp data-start=\"1182\" data-end=\"1274\"\u003eToday, the snaggletooth lineage is represented by \u003ca href=\"https:\/\/www.shark-references.com\/species\/view\/Hemipristis-elongata\"\u003e\u003cstrong data-start=\"1232\" data-end=\"1273\"\u003e\u003cspan class=\"hover:entity-accent entity-underline inline cursor-pointer align-baseline\"\u003e\u003cspan class=\"whitespace-normal\"\u003eHemipristis elongata\u003c\/span\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp data-start=\"1276\" data-end=\"1291\"\u003eIt is found in:\u003c\/p\u003e\n\u003cul data-start=\"1293\" data-end=\"1385\"\u003e\n\u003cli data-section-id=\"f0l7vj\" data-start=\"1293\" data-end=\"1320\"\u003eThe Indo-Pacific region\u003c\/li\u003e\n\u003cli data-section-id=\"1tx79fi\" data-start=\"1321\" data-end=\"1385\"\u003eCoastal waters of Southeast Asia, Australia, and East Africa\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1387\" data-end=\"1523\"\u003eWhile smaller than \u003cstrong data-start=\"1406\" data-end=\"1447\"\u003e\u003cspan class=\"hover:entity-accent entity-underline inline cursor-pointer align-baseline\"\u003e\u003cspan class=\"whitespace-normal\"\u003eHemipristis serra\u003c\/span\u003e\u003c\/span\u003e\u003c\/strong\u003e, it still retains the same distinctive\u003ca href=\"https:\/\/shark-references.com\/post\/521\"\u003e tooth design\u003c\/a\u003e that defines the group.\u003c\/p\u003e\n\u003ch3 data-section-id=\"mklc60\" data-start=\"1530\" data-end=\"1575\"\u003e\u003cbr\u003e\u003c\/h3\u003e\n\u003ch3 data-section-id=\"mklc60\" data-start=\"1530\" data-end=\"1575\"\u003eTooth morphology compared to other sharks\u003c\/h3\u003e\n\u003cp data-start=\"1577\" data-end=\"1729\"\u003eSnaggletooth shark teeth are highly specialized and show a clear distinction between \u003cstrong data-start=\"1662\" data-end=\"1693\"\u003eupper teeth and lower teeth\u003c\/strong\u003e, each serving a different function.\u003c\/p\u003e\n\u003cp data-start=\"1731\" data-end=\"1747\"\u003e\u003cstrong data-start=\"1731\" data-end=\"1747\"\u003eUpper teeth:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1748\" data-end=\"1943\"\u003e\n\u003cli data-section-id=\"1x5vbxw\" data-start=\"1748\" data-end=\"1772\"\u003eBroad and triangular\u003c\/li\u003e\n\u003cli data-section-id=\"knqxb5\" data-start=\"1773\" data-end=\"1798\"\u003eStrongly asymmetrical\u003c\/li\u003e\n\u003cli data-section-id=\"1j2l5yt\" data-start=\"1799\" data-end=\"1840\"\u003eOne edge has large, coarse serrations\u003c\/li\u003e\n\u003cli data-section-id=\"8oggyg\" data-start=\"1841\" data-end=\"1893\"\u003eThe opposite edge is smoother or finely serrated\u003c\/li\u003e\n\u003cli data-section-id=\"wy0bas\" data-start=\"1894\" data-end=\"1943\"\u003eBuilt primarily for slicing and tearing flesh\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1945\" data-end=\"1961\"\u003e\u003cstrong data-start=\"1945\" data-end=\"1961\"\u003eLower teeth:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1962\" data-end=\"2127\"\u003e\n\u003cli data-section-id=\"13d8vn1\" data-start=\"1962\" data-end=\"1993\"\u003eNarrower and more elongated\u003c\/li\u003e\n\u003cli data-section-id=\"zb9hb4\" data-start=\"1994\" data-end=\"2028\"\u003eOften more curved or hook-like\u003c\/li\u003e\n\u003cli data-section-id=\"1nr8vro\" data-start=\"2029\" data-end=\"2079\"\u003eSerrations are smaller, finer, or more uniform\u003c\/li\u003e\n\u003cli data-section-id=\"vtpaov\" data-start=\"2080\" data-end=\"2127\"\u003eBetter suited for gripping and holding prey\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2129\" data-end=\"2255\"\u003eThis combination creates an effective feeding system where \u003cstrong data-start=\"2188\" data-end=\"2254\"\u003elower teeth secure prey and upper teeth do most of the cutting\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-start=\"2257\" data-end=\"2282\"\u003eCompared to other sharks:\u003c\/p\u003e\n\u003cul data-start=\"2284\" data-end=\"2502\"\u003e\n\u003cli data-section-id=\"fhcylm\" data-start=\"2284\" data-end=\"2396\"\u003e\n\u003cstrong data-start=\"2286\" data-end=\"2327\"\u003e\u003cspan class=\"hover:entity-accent entity-underline inline cursor-pointer align-baseline\"\u003e\u003cspan class=\"whitespace-normal\"\u003eCarcharodon carcharias\u003c\/span\u003e\u003c\/span\u003e\u003c\/strong\u003e has more uniform, triangular teeth designed for consistent slicing\u003c\/li\u003e\n\u003cli data-section-id=\"zbmssn\" data-start=\"2397\" data-end=\"2502\"\u003e\n\u003cstrong data-start=\"2399\" data-end=\"2440\"\u003e\u003cspan class=\"hover:entity-accent entity-underline inline cursor-pointer align-baseline\"\u003e\u003cspan class=\"whitespace-normal\"\u003eOtodus megalodon\u003c\/span\u003e\u003c\/span\u003e\u003c\/strong\u003e has large, symmetrical teeth built for cutting and crushing\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2504\" data-end=\"2651\"\u003eSnaggletooth sharks stand out because of their \u003cstrong data-start=\"2551\" data-end=\"2619\"\u003easymmetry and division of function between upper and lower teeth\u003c\/strong\u003e, making them easy to recognize.\u003c\/p\u003e\n\u003ch3 data-section-id=\"rmmfa7\" data-start=\"2658\" data-end=\"2700\"\u003e\u003cbr\u003e\u003c\/h3\u003e\n\u003ch3 data-section-id=\"rmmfa7\" data-start=\"2658\" data-end=\"2700\"\u003eWhy snaggletooth teeth are collectible\u003c\/h3\u003e\n\u003cp data-start=\"2702\" data-end=\"2815\"\u003eTeeth from \u003cstrong data-start=\"2713\" data-end=\"2754\"\u003e\u003cspan class=\"hover:entity-accent entity-underline inline cursor-pointer align-baseline\"\u003e\u003cspan class=\"whitespace-normal\"\u003eHemipristis serra\u003c\/span\u003e\u003c\/span\u003e\u003c\/strong\u003e are especially popular among collectors for several reasons:\u003c\/p\u003e\n\u003cul data-start=\"2817\" data-end=\"3247\"\u003e\n\u003cli data-section-id=\"2wavva\" data-start=\"2817\" data-end=\"2923\"\u003e\n\u003cstrong data-start=\"2819\" data-end=\"2845\"\u003eDistinctive appearance\u003c\/strong\u003e – The uneven serrations make them instantly recognizable, even to beginners\u003c\/li\u003e\n\u003cli data-section-id=\"11c98rz\" data-start=\"2924\" data-end=\"3035\"\u003e\n\u003cstrong data-start=\"2926\" data-end=\"2937\"\u003eVariety\u003c\/strong\u003e – Upper and lower teeth look noticeably different, giving collectors multiple forms to seek out\u003c\/li\u003e\n\u003cli data-section-id=\"23zgc5\" data-start=\"3036\" data-end=\"3126\"\u003e\n\u003cstrong data-start=\"3038\" data-end=\"3054\"\u003eSharp detail\u003c\/strong\u003e – Well-preserved specimens can retain crisp serrations and fine edges\u003c\/li\u003e\n\u003cli data-section-id=\"1b47722\" data-start=\"3127\" data-end=\"3247\"\u003e\n\u003cstrong data-start=\"3129\" data-end=\"3149\"\u003eHistorical range\u003c\/strong\u003e – They come from rich Miocene deposits, tying them to a well-known prehistoric marine ecosystem\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"3249\" data-end=\"3431\"\u003eAlthough they are found in multiple localities, truly high-quality examples—with sharp serrations, intact tips, and minimal wear—are much harder to come by and are especially valued.\u003c\/p\u003e\n\u003ch3 data-section-id=\"1f9og8h\" data-start=\"3438\" data-end=\"3474\"\u003e\u003cbr\u003e\u003c\/h3\u003e\n\u003ch3 data-section-id=\"1f9og8h\" data-start=\"3438\" data-end=\"3474\"\u003eEvolutionary success and decline\u003c\/h3\u003e\n\u003cp data-start=\"3476\" data-end=\"3627\"\u003eThe snaggletooth lineage was highly successful during the Miocene, with \u003cstrong data-start=\"3548\" data-end=\"3589\"\u003e\u003cspan class=\"hover:entity-accent entity-underline inline cursor-pointer align-baseline\"\u003e\u003cspan class=\"whitespace-normal\"\u003eHemipristis serra\u003c\/span\u003e\u003c\/span\u003e\u003c\/strong\u003e acting as a capable coastal predator.\u003c\/p\u003e\n\u003cp data-start=\"3629\" data-end=\"3888\"\u003eOver time, environmental changes and competition likely contributed to its decline. The modern \u003cstrong data-start=\"3724\" data-end=\"3767\"\u003e\u003cspan class=\"hover:entity-accent entity-underline inline cursor-pointer align-baseline\"\u003e\u003cspan class=\"whitespace-normal\"\u003eHemipristis elongata\u003c\/span\u003e\u003c\/span\u003e\u003c\/strong\u003eis the last surviving representative, preserving the same unique tooth design that made its ancestors effective hunters.\u003c\/p\u003e\n\u003c!----\u003e","brand":"Fossils Online","offers":[{"title":"Default Title","offer_id":47710629625996,"sku":"3953","price":89.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0621\/3697\/5500\/files\/Untitled-37.jpg?v=1776788672","url":"https:\/\/fossilsonline.com\/products\/lg-venice-hemipristis-1-82","provider":"Fossils Online","version":"1.0","type":"link"}