The classes are: 1. Class # 1. Cephalopoda. Examples of cephalopod molluscs include squid, octopus, cuttlefish, and nautilus (Fig. Gastropoda 4. In: Fauna Iberica, Cephalopods are mollusks (Cephalopoda), a class which includes octopuses, squid, cuttlefish, and nautilus. But the giant octopus (Enteroctopus sp. The class Cephalopoda comprises two sub-classes: ... tebrate medicine that includes a chapter on cephalopods ... Guerra, A. alternatives . Monoplacophora 2. Their mantle is modified into a siphon for movement via jet-propulsion, and their highly developed nervous and sensory systems include complex eyes and a centralized brain. Cephalopods . 3.65). Bivalves. Complete the template below by selecting a species within each of the classes Bivalvia, Gastropoda, and Cephalopoda. Class Gastropoda . The single dorsal shell is thin and sub […] Cephalopods. Monoplacophora: 1. Class Bivalvia Pelecypoda or Bivalvia or Lamellibranchiata 6. Bivalves. alternatives . 2. Which class of Mollusks include organisms that all have two shells? Bivalves . answer explanation ... Class Cephalopoda. Gastropods. Many organisms belonging to this phylum have a calciferous shell. They display vivid coloration, typically seen in squids and octopuses, which is used for camouflage. The class Cephalopoda (“head foot” animals) includes octopuses, squids, cuttlefish, and nautilus. MV Oceanography 7.1 Mollusk Comparison In this assignment you will explore the diversity of the phylum Mollusca by comparing three different species from three different classes of Mollusca. They include some of the most intelligent creatures on the planet. The cephalopods are molluscs with large heads and tentacles. answer choices . Cephalopods include shelled and reduced-shell groups. Class Polyplacophora. This class of mollusks is considered to be the most intelligent. The cephalopod clades are the monophyletic group of … Amphineura 3. These are ancient species that are found in all of the world's oceans, and are thought to have originated about 500 million years ago. answer choices . Their name, Cephalopod or "head-foot" in Greek, reflects the unique relationship between the cephalopod head and foot: the arms encircle the animals' head. The class Cephalopoda (“head foot” animals) includes octopuses, squids, cuttlefish, and nautilus. Mollusks are the second largest phylum of invertebrate animals after the Arthropoda. The bodies are generally very soft and are covered by the hard exoskeleton.They can be found in terrestrial regions as well as in the depths of the seas.You will be amazed to know that the size of the molluscans can range from 20 metres to one millimetre, with a few microscopic animals too. Cephalopoda is a very ancient and successful class of mollusk presently having two groups named the Nautiloidea and the Coleoidea. Most cephalopods are relatively small. Gastropods. Phylum Mollusca. The body is bilaterally symmetrical and covered by a mantle. Which class of Mollusks include squid, cuttlefish and octopus? Cephalopods include shelled and reduced-shell groups. They display vivid coloration, typically seen in squids and octopuses, which is used for camouflage. Scaphopoda 5. Gastropods . Class Cephalopoda. (1992) Mollusca, Cephalopoda. 9th grade. answer choices . ADVERTISEMENTS: The following points highlight the six main classes of phylum mollusca. ... What does Cephalopod mean? ), which lives along the west coast of the United States, can grow to 1.5 m or more. Mollusca QUIZ DRAFT. Ancient and successful class of mollusks is considered to be the most intelligent phylum of invertebrate after. Body is bilaterally symmetrical and covered by a mantle, squid, cuttlefish, and nautilus (.. The classes Bivalvia, Gastropoda, and Cephalopoda octopuses, which is used for camouflage phylum a... 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