plesiosaur, marine reptile, jurassic period, wood engraving, published in 1876 - 動物骨骼 幅插畫檔、美工圖案、卡通及圖標蛇頸龍, 動物骨架, 恐龍
illustration of the different stages of landform evolution and concurrent fossilization of a triceratops dinosaur - 動物骨骼 幅插畫檔、美工圖案、卡通及圖標
carcass of a perch (perca fluviatilis), wood engraving, published 1884 - 動物骨骼 幅插畫檔、美工圖案、卡通及圖標動物骨架, 人體構造, 生理學
rugops primus dinosaurs and alanqa pterosaurs mortify a dead carcass. - 動物骨骼 幅插畫檔、美工圖案、卡通及圖標恐龍, 鱷魚, 動物骨架
vintage wildlife illustration, skull of a monkey, 19th century woodcut - 動物骨骼 幅插畫檔、美工圖案、卡通及圖標猴子, 草圖, 人體構造
illustration of ichthyostega forelimb showing phalanges, ulna, radius, humerus, carpals, metacarpals - 動物骨骼 幅插畫檔、美工圖案、卡通及圖標
