skeletons of various terrestrial vertebrates, wood engravings, published ca. 1890 - 四足動物 幅插畫檔、美工圖案、卡通及圖標
ring-tailed lemur (lemur catta), white-fronted lemur (lemur albifrons), and red lemur (lemur ruber) - 四足動物 幅插畫檔、美工圖案、卡通及圖標
cranial and dental anatomy of a predatory tetrapod from the northumberland coal measures - technical study of fossilized remains from anthracosaurus russelli, a large labyrinthodont amphibian - 四足動物 幅插畫檔、美工圖案、卡通及圖標
grivet monkey (cercopithecus erythraeus) and vervets (cercopithecus pygerythrus) - 四足動物 幅插畫檔、美工圖案、卡通及圖標