Polyodon

基本解釋

A fish of the family Polyodontidae, having a long paddle - shaped snout, especially Polyodon spathula of the Mississippi River basin.
白鱘，匙吻鱘匙吻鱘科的一種魚，有長(zhǎng)的槳狀吸盤，特別是匙吻鱘密西西比河流域的這種魚
A fish of the family Polyodontidae, having a long paddle-shaped snout, especially Polyodon spathula of the Mississippi River basin.
白鱘，匙吻鱘匙吻鱘科的一種魚，有長(zhǎng)的槳狀吸盤，特別是匙吻鱘密西西比河流域的這種魚
Shah N.1994.Status survey of southern kiang (Equus kiang polyodon) in Sikkim.Baroda Gujarat: Faculty of science,Maharaja Sayajirao University.
孫儒泳.;2001
A method of dilute alkali-enzyme hydrolysis was used to extract chondroitin sulfate from the Polyodon spashula cartilage.
以匙吻鱘的軟骨為原料,用稀堿-酶相結(jié)合的方法提取硫酸軟骨素。
Lorenzini's ampullae The mucus filled canal system opening on the snout of Elasmobranchii, Polyodon spathula and Plotosus anguillaris. May be electric, pressure or temperature receptors.
勞倫氏壺腹黏液充滿的管道系統(tǒng)，在板鰓亞綱，匙吻鱘與鰻鯰的吻部上?？赡苁请?，壓力或溫度的受器。