peristome in English

noun
1
the parts surrounding the mouth of various invertebrates.
Spines and tube feet surrounding the peristome function in locomotion, burrowing, and food-gathering.

Use "peristome" in a sentence

Below are sample sentences containing the word "peristome" from the English Dictionary. We can refer to these sentence patterns for sentences in case of finding sample sentences with the word "peristome", or refer to the context using the word "peristome" in the English Dictionary.

1. Nepenthes villosa is characterised by its highly developed and intricate peristome, which distinguishes it from the closely related N. edwardsiana and N. macrophylla.

2. The Adoral zone is well developed upon the left edge of the peristome, from which it passes around anteriorly to the right edge

3. There is some evidence that new membranellae are formed at the cut end of a peristome from which the aboral end has been removed.

4. Together, these two papers provide a comprehensive model for the evolution of the characteristic features of the dendrasterid test, including the peristome, periproct, apical system, Ambulacra, and interAmbulacra.

5. This Avicularium proportionally large (0.095– 0.137 mm long), extending from spiramen to peristome, orientated distally or slightly obliquely, straight or weakly curving, the rostrum acute, elongate-triangular, delimited by a pair of minute condyles; opesial portion of Avicularium smooth.

6. Is the commonest intertidal species in NE Brazil; it is distinguished from other Brazilian Reptadeonella in having a nodular peristome, large subperistomial areolar pore and zooids with one or two frontal pores frequently replaced by a suboral Avicularium and crescentic spiramen.