An Example of Phylum Mollusca: Chiton.
Polyplacophora synonyms, Polyplacophora pronunciation, Polyplacophora translation, English dictionary definition of Polyplacophora. Noun 1. Polyplacophora - small class of marine mollusks comprising the chitons; sometimes considered an order of the subclass Amphineura class.
Monoplacophoran, (class Tryblidia), any of a group of primitive marine mollusks characterized by a single, cap-shaped shell and bilateral symmetry. The term Tryblidia is preferred over Monoplacophoran and Galeroconcha, because both latter terms are taken to include several fossil groups of.
Define class Polyplacophora. class Polyplacophora synonyms, class Polyplacophora pronunciation, class Polyplacophora translation, English dictionary definition of class Polyplacophora. Noun 1. class Polyplacophora - small class of marine mollusks comprising the chitons; sometimes considered an order of the subclass Amphineura. Class Polyplacophora - definition of class Polyplacophora by The.
Modern systematic research has borne out the idea of Monoplacophora being the basal member of the Mollusca clade. Their morphology then, proves to be remarkably important in understanding what the first molluscs may have looked like, as well as how the other major groups such as bivalves and gastropods may have evolved. As only a few species of living monoplacophorans are known, and all being.
Descriptions, images and identification tools for marine species.
Polyplacophora. They have a segmented shell. They are marine animals. They roll up into a ball for self defense. They hav a reduced head and no eyes. They have broad foot for movement. Share this: Twitter; Facebook; Like this: Terms. Marine animals; organisms that live in the salt water of the sea or ocean; Freshwater animals; organisms that live in the sweet water of rivers, lakes etc.
Habitat: The Class Polyplacophora contains the Chitons. Chitons live on hard substrates in shallow marine water. Early Native Americans ate Chitons. Chitons have a fishy flavor. But they are touch to chew and difficult to collect. Body Parts: Chitons have a reduced head, a flattened foot, and a shell. Shell divides extends beyond the margins of.