lamprey, name for several primitive marine and freshwater jawless fishes of the order Petromyzontiformes. As in the other jawless fish, the hagfish , the adult lamprey retains the notochord , the supporting structure that in higher vertebrates is found only in the embryo. Nov 21, 2017 · Lamprey ammocoetes larva. Lamprey larvae are called ammocoetes. The larvae look very different from the adults, and originally they were described as different species -- that's why they have a latin-sounding name. While an adult lampreys may range in size from 10 to 100 cm long, the ammocoetes is only 1-2 cm long.
Feb 21, 2011 · Adult Chestnut Lamprey It can be confusing here and there when it comes to lampreys. People talk about sea lampreys and freshwater lampreys, and may often simply think they are just different animals with certain similarities. Actually, in a very Reviews: 1. Start studying bio lab final. Learn vocabulary, terms, and more with flashcards, games, and other study tools. Search. Do adult lampreys feed the same way that juvenile lampreys do? Explain. no juvenile lamprey feel by burrowing in silt and mud and filter microorganisms, Adults latch onto.