Crinoids

Essay specific features

 

Issue:

Science

 

Written by:

Ethel P

 

Date added:

August 11, 2015

 

Level:

University

 

Grade:

B

 

No of pages / words:

3 / 565

 

Was viewed:

3384 times

 

Rating of current essay:

 
Essay content:

All modern crinoids have evolved from this lineage. Crinoid bodies consist of three main parts: A calyx or aboral cup, the arms and the stem. The calyx contains the vital organs of the animal. It is small when compared to the total mass, most of which is devoted to food collection. A simple digestive system is located within the upper body...
displayed 300 characters

Custom written essay

All essays are written from scratch by professional writers according to your instructions and delivered to your email on time. Prices start from $10.99/page

Order custom paper

Full essays database

You get access to all the essays and can view as many of them as you like for as little as $28.95/month

Buy database access

Order custom writing paper now!

  • Your research paper is written
    by certified writers
  • Your requirements and targets are
    always met
  • You are able to control the progress
    of your writing assignment
  • You get a chance to become an
    excellent student!

Get a price guote

 
 

A simple digestive system is located within the upper body. The arms are composed of an articulated series of ossicles that are used in suspension feeding and respiration. Reproductive organs are also located in the arms as fertilisation takes place in open water during mass spawnings. The stem supports the animal and together with the roots and cirri serve as a means of attachment to the sea bed...
displayed 300 characters

General issues of this essay:

Related essays:

x
Services