How To Use scaphopod In A Sentence
- Moreover, cephalopods or both scaphopods and cephalopods, are closely related to, and descended from, laterally compressed helcionelloids.
- Most scaphopods are found in waters greater than 6 m.
- Like scaphopods, bivalves have a retractile foot which they use to burrow.
- By contrast, a number of others (including scaphopod and some bivalve mollusks, as well as many annelids) deviate from rotational symmetry to a much greater degree than PLoS ONE Alerts: New Articles
- It is also now generally thought that they were ancestral to the Cephalopoda and Scaphopoda as well.
- The diagram above shows the early cleavages of the embryo of the scaphopod mollusc, Dentalium. The Panda's Thumb: June 2006 Archives
- Despite their unusual features, it is generally believed that the closest relatives of scaphopods are the bivalves.
- Other molluscs are present but less common, including bivalves, scaphopods, orthoconic cephalopods, tentaculitids, and small, indeterminate juvenile ammonoids.
- Scaphopods burrow by projecting their foot into the substrate and contracting pedal retractor muscles to pull the animal downward.
- In molluscs, engrailed expression surrounds the shell gland of snails and scaphopods.