placoderms

常见例句

The team later discovered a placoderm of a different species but similar date, with three smaller embryos inside it.
“你们用我的名字命名如此神奇的生物，我感到万分荣幸，”艾登堡爵士向澳大利亚的古生物学家们表示。
It is a new species of placoderm, the type of armour-plated fish that dominated the Devonian oceans for 70m years.
它是盾皮鱼中的新种类。盾皮鱼身上覆有盔甲，统治泥盆纪海洋达7000万年。
Some male placoderm fossils show evidence of “graspers” that held the female fish during copulation.
一些雄性盾皮鱼化石显示出在交配期间用来抓住雌鱼的“紧握器”的证据。
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，两条盾皮鱼正在刮取食物。在右侧的河底，一条装甲的无颌鱼形动物正在享受它们最后的时光，它们看起来确实很像鱼类，但它们没有可以自由开合的口。
” Some male placoderm fossils show evidence of “graspers” that held the female fish during copulation.
一些雄性盾皮鱼化石显示出在交配期间用来抓住雌鱼的“紧握器”的证据。