What does Scypha mean?

What does Scypha mean?

Scypha, also called sycon, genus of marine sponges of the class Calcarea (calcareous sponges), characterized by a fingerlike body shape known as the syconoid type of structure.

Why is Scypha called sponge?

raphanus, S. gelatinosum etc. Scypha is commonly known as urn sponge due to its urn shape. It is also called crown sponge as the fringe of long and straight spicules looks like a little crown.

What phylum is Scypha?

Phylum Porifera
Integrated Taxonomic Information System – Report

Where is Scypha found?

It is found in shallow water up to a depth of 50 fathoms (1 fathom = 6 feet) where waves provide the animal with plenty of food and well oxygenated water. It is a branching colonial sponge, though solitary individuals are also found. Scypha is widely distributed and found in abundance near North Atlantic shores.

Is Scypha and grantia the same?

Grantia is a genus of calcareous marine sponges that is sometimes referred to as Scypha in older texts.

What is uncommon for Scypha?

So, the correct answer is ‘Radial symmetry’.

Why does Scypha show cross Fertilisation?

The sex cells arise either from archaeocytes or choanocytes. Although most sponges are hermaphrodite but cross-fertilization is the rule because eggs and sperms are produced at different times. Oocytes are produced inside the body and remain inside mesogloea waiting for fertilization.

Why does Scypha show cross fertilization?

Is Scypha an asconoid?

Also embryonic development of Scypha clearly shows the asconoid pattern being converted into syconoid pattern. Body walls of syconoid sponges include two types of canals, the radial canals and the incurrent canals paralleling and alternating with each other.

How do you say Pleurobrachia?

Pleurobrachia Pronunciation. Pleu·ro·brachi·a.

Is grantia and Scypha the same?

What are the three methods of reproduction in Porifera?

SEXUAL REPRODUCTION IN SPONGES The sperm and ova are also known to be derived from choanocytes which later undergo gametogenesis to form sperm or ova. Sponges exhibit protandry, production of sperms first and ova later or protogyny, production of ova first and sperms later.

What is the function of Spongin?

Spongin, a modified type of collagen protein, forms the fibrous skeleton of most organisms among the phylum Porifera, the sponges. It is secreted by sponge cells known as spongocytes. Spongin gives a sponge its flexibility.

Which type of canal system is found in Scypha?

syconoid type
a) Scypha has a syconoid type or sycon type canal system, which is more advanced than the asconoid type.

How do you pronounce Pheretima?

Pheretima Pronunciation. Pher·e·ti·ma.

Is Aurelia a Spanish name?

In Spanish Baby Names the meaning of the name Aurelia is: Golden.

What does the name Aurelius mean?

the golden one
Aurelius is a boy’s name of Latin origin, meaning “the golden one.” Aurelius is most widely known as a name because of 2nd-century Roman Emporer and stoic philosopher Marcus Aurelius.