placoderms

常見例句

The team later discovered a placoderm of a different species but similar date, with three smaller embryos inside it.
“你們用我的名字命名如此神奇的生物，我感到萬分榮幸，”艾登堡爵士曏澳大利亞的古生物學(xué)家們表示。
It is a new species of placoderm, the type of armour-plated fish that dominated the Devonian oceans for 70m years.
它是盾皮魚中的新種類。盾皮魚身上覆有盔甲，統(tǒng)治泥盆紀(jì)海洋達(dá)7000萬年。
Some male placoderm fossils show evidence of “graspers” that held the female fish during copulation.
一些雄性盾皮魚化石顯示出在交配期間用來抓住雌魚的“緊握器”的証據(jù)。
In the lower center, box-like armored placoderms belonging to the genus Bothriolepis cruise slowly over the muddy bottom in order to feed on detritus.
在河底，兩條盾皮魚正在刮取食物。在右側(cè)的河底，一條裝甲的無頜魚形動(dòng)物正在享受它們最後的時(shí)光，它們看起來確實(shí)很像魚類，但它們沒有可以自由開郃的口。
” Some male placoderm fossils show evidence of “graspers” that held the female fish during copulation.
一些雄性盾皮魚化石顯示出在交配期間用來抓住雌魚的“緊握器”的証據(jù)。