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

Class pycnogonida of phylum arthropoda, Class Pycnogonida of Phylum Arthrop...

Class Pycnogonida of Phylum Arthropoda Measures generally 3-4 mm; body chiefly made up of cephalothorax, abdomen being very small; generally four pairs of walking legs; long p

Sutures are also classified by thread diameter, Sutures are also classified...

Sutures are also classified by thread diameter: Thread materials range in diameter from 1 to 10 with the higher number corresponding to the thinner, more delicate thread. In

State the transmission of visual sensation, State the Transmission of Visua...

State the Transmission of Visual Sensation This process takes place in the visual pathway from the retina to the visual cortex. 'The impulse originating in the retina travels a

Raw material for industry - impacts on biodiversity, Raw Material for Indus...

Raw Material for Industry - impacts on biodiversity The industry, producing goods and services, relies and impacts on biodiversity directly. Much of the raw material that goes

Endocrine glands - placenta, PLACEN T A - Placenta is the intimate...

PLACEN T A - Placenta is the intimate connection between the foehls and the uterine wall of the mother to exchange the materials. Placenta is a tempormy endocrine gland

Vitality and vigour - qualitative characters, Vitality and Vigour - Qualita...

Vitality and Vigour - Qualitative Characters Vitality is related to the condition of a plant and its capacity to complete its life cycle, while vigor refers more specifically

Explain the absorption of protein, Explain the Absorption of Protein? A...

Explain the Absorption of Protein? Although single amino acids are liberated in the intestinal contents, there is insufficient power in the enzymes of the pancreatic juice to r

How fever, How Fever,Illness,Infections,Injury affects the BMR? Any ill...

How Fever,Illness,Infections,Injury affects the BMR? Any illness or fever caused by an illness influences the metabolic rate. Fevers increase the metabolic rate by about 7% for

Glucose-1-phosphate to glycogen, Glucose-1-phosphate to Glycogen The co...

Glucose-1-phosphate to Glycogen The conversion  of glucose-1-phosphate  to glycogen  is  through UDPG and glycogen synthase. We shall learn about  this later in section under g

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