| HORSESHOE CRAB SHELL>LIVING TRILOBITE?>LIVING FOSSIL ! (check latest price) ![]() Shipping: Seller is located in long island, United States Seller will ship to United States Shipping Cost: $ 5.99 (Flat) | |
COMPLETE HORSESHOE CRAB SHELL FROM MOLT . FIRST APPEARED IN OCEANS IN THE UPPER SILURIAN ABOUT 400 MILLION YEARS AGO IS A LIVING FOSSIL . IN THE PHYLUM CHELICERATA ,RELATED TO INSECTS AND SPIDERS. ALTHOUGH TRILOBITES ARE EXTINCT ,HORSESHOE CRABS CLOSELY RESEMBLE TRILOBITES AND EVEN MORE SO IN THE LARVAL STAGE . LATIN NAME-Limulus polyphemus . MOST SCIENTISTS AGREE THAT HORSESHOE CRABS ARE THE CLOSEST LIVING THING TO A TRILOBITE. NO HORSESHOE CRABS WERE KILLED TO COLLECT THESE SPECIMENS . THESE ARE THE SHELLS THE ANIMAL SHEDS AS IT GROWS . THE SPECIMENS ARE AT LEAST 12" IN LENGTH . THESE PRIMITIVE MARINE ARTHROPODS INHABITED THE OCEANS WAY BEFORE MOST OF THE CREATURES THAT LIVE TODAY AND HAVE OUTLIVED MANY MORE . IMPORTANT IN MEDICAL RESEARCH FOR ITS' UNIQUE BLOOD CLOTTING AND IMMUNE SYSTEM QUALITIES ALONG WITH OTHER MEDICAL USES. THESE ARE EXCELLENT SPECIMENS FOR EDUCATIONAL USE OR JUST FOR A UNIQUE DISPLAY . "BEST SPECIMENS ON EBAY ." THIS ITEM WILL BE CAREFULLY PACKAGED AND SHIPPED PRIORITY MAIL WITH OPTIONAL INSURANCE! $1.65 per $50 coverage upon request. THANK YOU FOR LOOKING! ![]() | |

