10 10 264 https://wserv3.esc.cam.ac.uk/p1acollections/files/original/e73e6f884f82e196bad0397867f63fee.png b890a3d8a61915db92548a1d070eb627 https://wserv3.esc.cam.ac.uk/p1acollections/files/original/c3dca5420db5ab61867fbee57a9188df.png ed0a8549d23e4df1a66b286cb3a6cc1e Physical Object An inanimate, three-dimensional object or substance. Note that digital representations of, or surrogates for, these objects should use Moving Image, Still Image, Text or one of the other types. Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Title A name given to the resource <h2><strong>TF0110<br /></strong></h2> <h2>Lithophaga inclusa</h2> Subject The topic of the resource <h3>Age</h3> <div class="element-text">Jurassic<br /><br /><h3>Location</h3> <div class="element-text">Coral Rag, Upware</div> </div> Description An account of the resource <div class="element"> <h3>Species</h3> <div class="element-text">Lithophaga inclusa</div> </div> <div class="element"> <h3>Stratigraphic Range</h3> <div class="element-text">Jurassic<br /><br />Lithophaga: Triassic to recent</div> </div> <div class="element"> <h3>Taxonomy</h3> <div class="element-text">Phylum: Mollusca<br />Class: Bivalvia<br />Order: Mytilida<br />Family: Mytilidae</div> </div> <div class="element"> <h3>Distinctive Features</h3> <div class="element-text">Dorsoventral symmetry<br />Two valves<br />Growth lines<br />Umbo</div> </div> <div class="element"> <h3>Preservation</h3> <div class="element-text">Set 1:<br />Original shell material<br />Set 2:<br />Mould of boring in which the shell lived (can see the structure of the Coral Rag)</div> </div> <div class="element"> <h3>Advanced notes</h3> <div class="element-text"> <p><em>Lithophaga</em><span> </span>bore into hard substrates, and often preserve as the specimen from Set 2 has, as moulds of the borings they make. They lived as suspension feeders.</p> <p><em>Lithophaga </em>bore into rocks by secreting a weak acid. This dissolves calcareous substances, sometimes including other bivalve shells, into which the animal bores.</p> </div> </div> bore symmetry https://wserv3.esc.cam.ac.uk/p1acollections/files/original/533d3bc7c6e79272190ee6c9a1beae06.png 0f841787895073b5a0e31101ca7729c2 https://wserv3.esc.cam.ac.uk/p1acollections/files/original/5bdee4770eaad0a26bb49264cf2cce91.png 81dedd3cae1dc5f38e32f35e53df8f31 Physical Object An inanimate, three-dimensional object or substance. Note that digital representations of, or surrogates for, these objects should use Moving Image, Still Image, Text or one of the other types. Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Title A name given to the resource <h2><strong>TF0111<br /></strong></h2> <h2>Opis virdunensis</h2> Description An account of the resource <div class="element"> <h3>Species</h3> <div class="element-text">Opis virdunensis Buvignier</div> </div> <div class="element"> <h3>Stratigraphic Range</h3> <div class="element-text">Jurassic</div> </div> <div class="element"> <h3>Taxonomy</h3> <div class="element-text">Phylum: Mollusca<br />Class: Bivalvia<br />Order: Carditida<br />Family: Astartidae</div> </div> <div class="element"> <h3>Distinctive Features</h3> <div class="element-text">Two valves<br />Hinge<br />Adductor muscle scars<br />Dorso-ventral symmetry</div> </div> <div class="element"> <h3>Preservation</h3> <div class="element-text">Internal mould</div> </div> https://wserv3.esc.cam.ac.uk/p1acollections/files/original/6f0e00b620cedcff450eeb24b3353227.png c17c73f983d5da60b4389b3f0d0aedfa https://wserv3.esc.cam.ac.uk/p1acollections/files/original/a0a542afd484bbbed9415aa72e8d6b02.png c2725f4e72a31bb71133efca23804d9a Physical Object An inanimate, three-dimensional object or substance. Note that digital representations of, or surrogates for, these objects should use Moving Image, Still Image, Text or one of the other types. Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Title A name given to the resource <h2><strong>TF0112<br /></strong></h2> <h2>Dimyodon nilssoni</h2> Subject The topic of the resource <h3>Age</h3> <div class="element-text">Cretaceous<br /><br /><h3>Location</h3> <div class="element-text">Cambridge Greensand, Barrington</div> </div> Description An account of the resource <div class="element"> <h3>Species</h3> <div class="element-text">Dimyodon nilssoni</div> </div> <div class="element"> <h3>Stratigraphic Range</h3> <div class="element-text">Cretaceous</div> </div> <div class="element"> <h3>Taxonomy</h3> <div class="element-text">Phylum: Mollusca<br />Class: Bivalvia<br />Order: Ostreoida</div> </div> <div class="element"> <h3>Preservation</h3> <div class="element-text">Cemented onto fish vertebra</div> </div> <div class="element"> <h3>Advanced notes</h3> <div class="element-text">Identification of these as bivalves took a very long time (historically) as few features are preserved. However, knowing that these are bivalves they can be easily spotted throughout much of the Jurassic and Cretaceous, cementing to hard substrates. The shape of the valve (of which only the inner layer remains) gives probably the most distinctive feature for this kind of animal.</div> </div> cement sessile substrate https://wserv3.esc.cam.ac.uk/p1acollections/files/original/cbf9d9d28b66b02664cbccf609bf88a2.png 6ffd63b54045297134c8cec0e1652c10 https://wserv3.esc.cam.ac.uk/p1acollections/files/original/173e34aa8bf84ba5eaf7d0061154adb9.png bb0bd9269a0f03c762ef3a77f366fb99 Physical Object An inanimate, three-dimensional object or substance. Note that digital representations of, or surrogates for, these objects should use Moving Image, Still Image, Text or one of the other types. Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Title A name given to the resource <h2><strong>TF0113<br /></strong></h2> <h2>Pecten</h2> Description An account of the resource <div class="element"> <h3>Stratigraphic Range</h3> <div class="element-text">Ordovician to recent</div> </div> <div class="element"> <h3>Taxonomy</h3> <div class="element-text">Phylum: Mollusca<br />Class: Bivalvia<br />Order: Ostreoida<br />Family: Pectinidae</div> </div> <div class="element"> <h3>Distinctive Features</h3> <div class="element-text">Ribs<br />Growth lines<br />Characteristic 'fan' shape (Pecten only)</div> </div> <div class="element"> <h3>Preservation</h3> <div class="element-text">Original shell material</div> </div> <div class="element"> <h3>Advanced notes</h3> <div class="element-text"> <p><span>Pecten </span><span>can escape attention predators by swimming away. They can swim in short bursts by clapping their two valves together quickly.</span></p> <p>They live a nektobenthic lifestyle: sitting on the seafloor for the majority of the time, swimming to escape danger.</p> <p><br />Watch a <em>Pecten maximus </em>swim:<span> </span><a href="https://vimeo.com/14672545">Video</a></p> </div> </div> nektobenthic scallop https://wserv3.esc.cam.ac.uk/p1acollections/files/original/f4b1f86e836fea182847b537a161048e.png 0c5adce0aec6c88bccea21e3104c6a04 https://wserv3.esc.cam.ac.uk/p1acollections/files/original/6a164611931cf6f14791e5e9128a964a.png d722bcd322e618c4ef274b374a50f94d Physical Object An inanimate, three-dimensional object or substance. Note that digital representations of, or surrogates for, these objects should use Moving Image, Still Image, Text or one of the other types. Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Title A name given to the resource <h2><strong>TF0114<br /></strong></h2> <h2>Unio littoralis</h2> Subject The topic of the resource <h3>Location</h3> <div class="element-text">River gravels, Burwell, Cambridgeshire</div> Description An account of the resource <div class="element"> <h3>Species</h3> <div class="element-text">Unio littoralis</div> </div> <div class="element"> <h3>Taxonomy</h3> <div class="element-text">Phylum: Mollusca<br />Class: Bivalvia<br />Order: Unionata<br />Family: Unionidae</div> </div> <div class="element"> <h3>Distinctive Features</h3> <div class="element-text">Umbo<br />Two valves showing dorso-ventral symmetry<br />Growth lines<br />Adductor muscle scar<br />Palial line<br />Dentition</div> </div> <div class="element"> <h3>Preservation</h3> <div class="element-text">Original shell</div> </div> <div class="element"> <h3>Advanced notes</h3> <div class="element-text">Mobile, infaunal suspension feeder</div> </div> infaunal symmetry https://wserv3.esc.cam.ac.uk/p1acollections/files/original/d4b93730646e760b0cf639757573586a.png 4d0685eccab2d45e71908c0d9acb356c https://wserv3.esc.cam.ac.uk/p1acollections/files/original/4f37d94cd4e949d7820896e7aa5b8721.png 89e782460cac6c2361afb2cfbb65dadf Physical Object An inanimate, three-dimensional object or substance. Note that digital representations of, or surrogates for, these objects should use Moving Image, Still Image, Text or one of the other types. Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Title A name given to the resource <h2><strong>TF0115<br /></strong></h2> <h2>Glycymeris</h2> Description An account of the resource <div class="element"> <h3>Stratigraphic Range</h3> <div class="element-text">Cretaceous to recent</div> </div> <div class="element"> <h3>Taxonomy</h3> <div class="element-text">Phylum: Mollusca<br />Class: Bivalvia<br />Order: Arcoida<br />Family: Glycymerididae</div> </div> <div class="element"> <h3>Distinctive Features</h3> <div class="element-text">Growth lines<br />Adductor muscle scars<br />Hinge<br />Palial line</div> </div> <div class="element"> <h3>Preservation</h3> <div class="element-text">Original shell</div> </div> https://wserv3.esc.cam.ac.uk/p1acollections/files/original/502d9023b98a8f72f71c594d1e282641.png d70360a0fd4081de35d8b1c7fdf75bc1 https://wserv3.esc.cam.ac.uk/p1acollections/files/original/4d4b2e7f4e4513545d8a39fdea7fe8f9.png b01202b774b49e75f9a3ddd3900559d7 Physical Object An inanimate, three-dimensional object or substance. Note that digital representations of, or surrogates for, these objects should use Moving Image, Still Image, Text or one of the other types. Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Title A name given to the resource <h2><strong>TF0151<br /></strong></h2> <h2>Bivalve (manmade external mould)</h2> Description An account of the resource <div class="element"> <h3>Taxonomy</h3> <div class="element-text">Phylum: Mollusca<br />Class: Bivalvia</div> </div> <div class="element"> <h3>Distinctive Features</h3> <div class="element-text">Ribs</div> </div> <div class="element"> <h3>Preservation</h3> <div class="element-text">Manmade external mould</div> </div> <div class="element"> <h3>Advanced notes</h3> <div class="element-text">Although this particular specimen is a manmade mould, internal and external moulds are common ways in which bivalves are preserved.<br /><br />Because they commonly disarticulate after death, external and internal moulds of one valve are also common, with the impression of the shell outlasting the shell itself, which is often dissolved.</div> </div> https://wserv3.esc.cam.ac.uk/p1acollections/files/original/607dd801b6adf46497c9418c3fd72394.png a16b40b3163926bfad9f26045b1d2f4f https://wserv3.esc.cam.ac.uk/p1acollections/files/original/0e34c9106c2cbdf6715affea864aecb8.png b36238a2f85be777e5e0bed70b9fdc61 Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Title A name given to the resource Fossils Description An account of the resource <p>Welcome to the fossils section of the website. This is designed to help you learn the different characteristics of each major fossil group so that you are able to distinguish between them.</p> <p>First year students, please refer to the specimens housed in the first year teaching laboratory. There is no substitute for handling the specimens themselves; this website is just an accessory to help you along the way.</p> <p>Animals occupy different environments, have different life habits and lived through different periods in geological time. It is good to be aware of these differences in lifestyle and timing, within and between phyla, classes, orders and families.</p> Physical Object An inanimate, three-dimensional object or substance. Note that digital representations of, or surrogates for, these objects should use Moving Image, Still Image, Text or one of the other types. Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Title A name given to the resource <h2>Brachiopod</h2> Description An account of the resource <h2>Taxonomy</h2> <p>Phylum: Brachiopoda</p> <h2>Diagnostic features</h2> <p>Two valves (brachial and pedicle)</p> <p>Bilateral symmetry</p> <p>Growth lines</p> <p>Adductor and ductor muscle scars</p> <p>Pedicle</p> <p>Commissure</p> <p>Gape</p> <p>Teeth and socket (articulates; no teeth or socket in inarticulates)</p> <h2>Stratigraphic range</h2> <p>Cambrian to present</p> <h2>Way of life</h2> <p>Marine</p> <p>Attach to hard substrates using pedicle</p> <p>Filter feeding</p> <p>Sessile</p> <p>Infaunal, epifaunal, reclining</p> <h2>Advanced notes</h2> <p>Apparent decrease in diversity over time</p> <p>Limited to marginal environments in the modern ocean</p> <p>Adductor muscle used to close shell, ductor muscle used to open shell</p> <h2>Specimens</h2> <p><a href="/p1acollections/exhibits/show/brachiopods">Browse brachiopods</a></p> <h2>External links</h2> <p><a href="http://peabody.yale.edu/collections/blog/2011-11-07/brachiopods-versus-bivalves" target="_blank" rel="noreferrer noopener">Yale Peabody Museum of Natural History</a>: differences between bivalves and brachiopods</p> <p><a href="http://paleo.cortland.edu/tutorial/Brachiopods/brachmorph.htm">Cortland Paleo, Brachiopoda</a>: brachiopod morphology and ecology information</p> <p><a href="https://www.digitalatlasofancientlife.org/learn/nature-fossil-record/types-of-fossil-preservation/">Learn about types of preservation</a></p> sessile symmetry https://wserv3.esc.cam.ac.uk/p1acollections/files/original/360b8fd16f4a86e6239739158486e06b.png 10c88eb3941aa482762f78bc2aad8306 https://wserv3.esc.cam.ac.uk/p1acollections/files/original/78dceef211e7efd2c651e2e5571c9a66.png 667b5f309636c43e1dcbec63bd3ce0b6 Physical Object An inanimate, three-dimensional object or substance. Note that digital representations of, or surrogates for, these objects should use Moving Image, Still Image, Text or one of the other types. Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Title A name given to the resource <h2><strong>TF0701<br /></strong></h2> <h2>Lingulella</h2> Subject The topic of the resource <h3>Age</h3> <div class="element-text">Cambrian</div> Description An account of the resource <div class="element"> <h3>Stratigraphic Range</h3> <div class="element-text">Cambrian to Ordovician</div> </div> <div class="element"> <h3>Taxonomy</h3> <div class="element-text">Phylum: Brachiopoda<br />Class: Lingulata<br />Order: Lingulida<br />Genus: Lingulella</div> </div> <div class="element"> <h3>Distinctive Features</h3> <div class="element-text">Bilateral symmetry<br />Growth lines</div> </div> <div class="element"> <h3>Preservation</h3> <div class="element-text">Organic film</div> </div> <div class="element"> <h3>Advanced notes</h3> <div class="element-text">Lingulella had a phosphate shell in life, which is rare for a brachiopod. Most brachiopods had shells made from calcium carbonate.<br />Lingulella is very similar to the modern genus Lingula.</div> </div> phosphate symmetry https://wserv3.esc.cam.ac.uk/p1acollections/files/original/355fe4f44aabf732f31c75472099230e.png 7342c8b04dc9c88939e99efc6edb589b https://wserv3.esc.cam.ac.uk/p1acollections/files/original/9cc813e8924b5a0e5dd9929130695bac.png 68da99c95ab7efd3a359b93b3e29b20b Physical Object An inanimate, three-dimensional object or substance. Note that digital representations of, or surrogates for, these objects should use Moving Image, Still Image, Text or one of the other types. Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Title A name given to the resource <h2><strong>TF0702<br /></strong></h2> <h2>Orthis</h2> Description An account of the resource <div class="element"> <h3>Stratigraphic Range</h3> <div class="element-text">Ordovician</div> </div> <div class="element"> <h3>Taxonomy</h3> <div class="element-text">Phylum: Brachiopoda<br />Class: Rhynchonellata<br />Order: Orthida<br />Genus: Orthis</div> </div> <div class="element"> <h3>Distinctive Features</h3> <div class="element-text">Bilateral symmetry<br />Radiating ribs</div> </div> <div class="element"> <h3>Preservation</h3> <div class="element-text">External mould</div> </div>