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Scaphopoda    
掘足纲; 掘足纲

掘足纲; 掘足纲

Scaphopoda
n 1: small class of bilaterally symmetrical marine forms
comprising the tooth shells [synonym: {Scaphopoda}, {class
Scaphopoda}]


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  • Tusk shell - Wikipedia
    Scaphopoda s k æ ˈ f ɒ p ə d ə (plural scaphopods ˈ s k æ f ə p ɒ d z , from Ancient Greek σκᾰ́φης skáphē "boat" and πούς poús "foot"), whose members are also known as tusk shells or tooth shells, are a class of shelled marine invertebrates belonging to the phylum Mollusca with worldwide distribution and are the
  • The Scaphopoda - University of California Museum of Paleontology
    The Scaphopoda are a distinctive group of commonly known as the "tusk shells" because their shells are conical and slightly curved to the dorsal side, making the shells look like tiny tusks (see the photos below)
  • The Class Scaphopoda (Tusk Shells) Information - Earth Life
    The Scaphopoda are small but interesting class of molluscs Their common name is Tusk Shells because the curved, hollow and cylindrical shells resemble small tusks One of the most distinctive aspect of the Scaphopodan shell is that it is a cylinder and open at both ends
  • ADW: Scaphopoda: INFORMATION
    Scaphopods are all ma­rine species whose habi­tat ranges from shal­low sub-lit­toral areas up to wa­ters that are 4570 m deep Most scaphopods are found in wa­ters greater than 6 m Scaphopods bur­row in sed­i­ments rang­ing from muds to medium-coarse gravel The two or­ders of this group may have slightly dif­fer­ing bur­row­ing be­hav­iors
  • Tusk shell | Marine, Gastropod, Chitin | Britannica
    tusk shell, any of several marine mollusks of the class Scaphopoda There are four genera of tusk shells (Dentalium is typical and most common) and more than 350 species
  • The scaphopoda - ScienceDirect
    The Scaphopoda are marine infaunal carnivores that feed on foraminiferans and other microorganisms selected and manipulated by their unique feeding tentacles or captacula Their tusk-like shell is open at both ends; the burrowing foot and captacula protrude anteriorly, while respiratory currents pass through the posterior opening
  • Scaphopoda (Tusk Shells) - Encyclopedia. com
    Single-shelled tusk-shaped mollusks, ranging from about an eighth of an inch (a few mm) to 7 8 in (20 cm) in length Burrow into exclusively marine sediments with a muscular foot; feed on microorganisms with thin tentacular captacula (threadlike cilia-bearing organs)
  • Palaeos Mollusca: Scaphopoda
    Scaphopods are a small group of mostly small, infaunal or semi-infaunal, marine mollusks There are an estimated 500 extant species known They are fairly common in deeper water environments (being found at depths from 6 to 1,830 meters), and only a few species live nearshore
  • Scaphopoda (Phylum Mollusca) - Man and Mollusc
    Scaphoda live all their lives head down or in other words, upside down! The Scaphopods (Class Scaphopoda) are a small but interesting class of Molluscs Often called
  • Polyplacophora (chitons), Scaphopoda (tusk shells), Chaetodermomorpha . . .
    The Scaphopoda are the Class with the smallest number of species in the Mollusca They are from 2 - 250mm long and are entirely marine, found in shallow to deep waters; there are about 550 species These molluscs have a long cylindrical shell, narrower at one end, and open at both ends





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