Define subphylum chelicerata, Biology

Assignment Help:

Define Subphylum Chelicerata - classes Arachinda AM merostomata?

The subphylum Chelicerata includes familiar horse shoe crab, spiders, scorpions, ticks and mites.

1. Body consists of an anterior prosoma and a posterior opisthosotna.

2. Prosoma bears the appendages involved in feedings and locomotion. Opistliosoma may have exterior segmentation but appendages are either absent or considerably reduced.

3. Their main appendages are clielicerae and pedipalpi.

4. Antennae and mandibles are absent.

5. These are the first land animals in evolution of arthropods which have successfully colonised the terrestrial environment.


Related Discussions:- Define subphylum chelicerata

What is pulmonary stenosis, Pulmonary Stenosis :  The obstruction may be v...

Pulmonary Stenosis :  The obstruction may be valvar, infundibular or supra valvar.

Concept of punctuated equilibrium, A species of trilobite was found in the ...

A species of trilobite was found in the fossil record. At its first appearance, it is similar to an ancestor species but differs from the ancestor in several key characteristics. I

Zoonoses disease- colibacillosis, Colibacillosis Colibacillosis is caused ...

Colibacillosis Colibacillosis is caused by different strains of Escherichia coli. The disease mainly affects children and travelers. Organisms grow in gut and produce toxin. It ma

Pathophysiology, The clinical  manifestations of IE result from the ...

The clinical  manifestations of IE result from the local destructive effects of intracardiac infection; the embolization of bland or septic fragments of vegetations to

Entropy, ENTROP Y - Transfer of energy takes place from high energy...

ENTROP Y - Transfer of energy takes place from high energy level to low energy level. Rudol f clausius gave this term. During it there is collision of particles, r

Water cycle-hydrological cycle, Water Cycle (Hydrological Cycle) The mo...

Water Cycle (Hydrological Cycle) The movement of water on the earth is continuous and forms many complex inter-related loops (Figure shown below). Cycling of water involves atm

Describe lifetime risk estimation, Describe Lifetime Risk Estimation ? ...

Describe Lifetime Risk Estimation ? Traditional statistical and epidemiological methods of estimating long-term risks do not accurately reflect population burden of disease. Th

Define sample preparation for haemoglobin content in blood, Define Sample P...

Define Sample Preparation for Haemoglobin Content in Blood Wipe the index finger or middle finger with a cotton swab soaked in spirit. Prick the finger with a lancet op

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd