Chiton - Wikipedia
Chitons (/ ˈ k aɪ t ən z,-t ɒ n z /) are marine molluscs of varying size in the class Polyplacophora (/ ˌ p ɒ l i p l ə ˈ k ɒ f ər ə / POL-ee-plə-KOF-ər-ə), [3] formerly known as Amphineura. [4] About 940 [5] [6] extant and 430 [7] fossil species are recognized.
Class Polyplacophora (Chitons) Information - Earth Life
2020年8月16日 · Polyplacophorans are a class of the phylum Mollusca and are commonly known as Chitons. They are easily distinguishable from the superficially similar Limpets (which are part of the Gastropoda) by the fact that their shell is composed of …
Chapter 14: Polyplacophora, Monoplacophora, and Aplacophora
Chapter 14: Polyplacophora, Monoplacophora, and Aplacophora. 14.1 Introduction. 14.2 Polyplacophora (Chitons, Placophora, Loricata, Amphineura in Part) 14.2.1 Introduction. 14.2.2 Phylogeny and Classification. 14.2.2.1 Sister Group Relationships. 14.2.3 Morphology. 14.2.3.1 Shell and Girdle. 14.2.3.2 Head-Foot, Muscles, and Mantle.
ADW: Polyplacophora: CLASSIFICATION
Confused by a class within a class or an order within an order? Please see our brief essay.
Class POLYPLACOPHORA
Polyplacophorans are bilaterally symmetrical, dorso-ventrally flattened, dorsally with eight articulating shell plates bearing sensory aesthetes, ventrally with a large foot and simple head lacking eyes and tentacles. They occur from the littoral to abyssal depths, and the majority of species live attached to solid substrates, usually rock.
Class Polyplacophora - SeaNet
Phylum Mollusca, Class Polyplacophora, Order Chitonida, Family Mopaliidae. Broadly oval 6 cm long with wide spiny girdle; highly variable in color: green with red, orange, blue or white markings. Common, on rocks in shallow subtidal. Herbivorous. Geogr. Range: Aleutian Islands to Baja, rare north of Monterey Synonyms:
28.3F: Classification of Phylum Mollusca - Biology LibreTexts
2023年10月31日 · Class Polyplacophora. Animals in the class Polyplacophora (“bearing many plates”) are commonly known as “chitons” and bear an armor-like, eight-plated dorsal shell. These animals have a broad, ventral foot that is adapted for suction to rocks and other substrates, and a mantle that extends beyond the shell in the form of a girdle.
Key to Class Polyplacophora (Chitons) - Walla Walla University
Aaron Baldwin has recently created an alternate key to polyplacophorans which I have found to be very useful, more up-to-date, and often easier to use than is the Kozloff Key. The key has many excellent photos of the distinguishing characteristics of the different chiton species.
Classes of Molluscs | Molluscs | The Diversity of Animal Life
For more than 50 years five classes of living molluscs were recognized: Amphineura, Gastropoda, Scaphopoda, Bivalvia (also called Pelecypoda), and Cephalopoda. Discovery of Neopilina in the 1950s added another class (Monoplacophora), and Hyman* contended that. Figure 16-7.
Molluscs Polyplacophora - directory.manandmollusc.net
2005年11月1日 · Class Polyplacophora. PHYLUM MOLLUSCA - Class Polyplacophora (The Chitons or Coat-of Mail Shells)A summary of the group featuresThe Polyplacophora, commonly known as chitons, are slow-moving, bilaterally symmetrical, marine molluscs. They are typically grazers living attached to rocky substrates in the intertidal and shallow sub-littoral ...