conocardium fusiforme is a fossil species of a rostroconchian mollusk, an extinct group of marine invertebrates - 歪嘴蠣化石 幅插畫檔、美工圖案、卡通及圖標
exogyra is an extinct genus of fossil marine oysters in the family gryphaeidae, the foam oysters or honeycomb oysters - 歪嘴蠣化石 幅插畫檔、美工圖案、卡通及圖標
spirifer speciosus spiriferida is an order of extinct articulate brachiopod fossils which are known for their long hinge-line, which is often the widest part of the shell - 歪嘴蠣化石 幅插畫檔、美工圖案、卡通及圖標
productus semireticulatus is an extinct species of inarticulate brachiopod from the carboniferous period - 歪嘴蠣化石 幅插畫檔、美工圖案、卡通及圖標雕刻圖像
actinocrinus pyriformis was a type of fossil crinoid, sometimes referred to as a sea lily - 歪嘴蠣化石 幅插畫檔、美工圖案、卡通及圖標
fenestella is a genus of bryozoans or moss animals, forming fan–shaped colonies with a netted appearance - 歪嘴蠣化石 幅插畫檔、美工圖案、卡通及圖標
productus horridus is an outdated name for a brachiopod species now classified as horridonia horrida ,it is a fossil found in permian rock formations, particularly in the zechstein deposits - 歪嘴蠣化石 幅插畫檔、美工圖案、卡通及圖標
spirifer is a genus of marine brachiopods belonging to the order spiriferida and family spiriferidae - 歪嘴蠣化石 幅插畫檔、美工圖案、卡通及圖標
arca striata is a species of bivalve mollusk, specifically belonging to the family arcidae - 歪嘴蠣化石 幅插畫檔、美工圖案、卡通及圖標
spiriferida (spirigera concentrica) is an order of extinct articulate brachiopod fossils which are known for their long hinge-line, which is often the widest part of the shell - 歪嘴蠣化石 幅插畫檔、美工圖案、卡通及圖標
spiriferida (merista herculea) is an order of extinct articulate brachiopod fossils which are known for their long hinge-line, which is often the widest part of the shell - 歪嘴蠣化石 幅插畫檔、美工圖案、卡通及圖標
spiriferida (spirigera concentrica) is an order of extinct articulate brachiopod fossils which are known for their long hinge-line, which is often the widest part of the shell - 歪嘴蠣化石 幅插畫檔、美工圖案、卡通及圖標
platycrinus trigintadactylus is a fossil organism, likely a crinoid or "sea lily," that was found in the carboniferous period - 歪嘴蠣化石 幅插畫檔、美工圖案、卡通及圖標