Web7.5 Cnidaria. Cnidaria is a phylum containing over 10,000 species of animals found exclusively in aquatic (freshwater and marine) environments: they are predominantly marine species. Their distinguishing feature is the presence of cnidocytes, specialized cells that they use mainly for capturing prey. Their bodies consist of mesoglea, a non-living jelly … WebClassification: Phylum Porifera or Sponges. 1. Description of Sponges: The Porifera (L. parous = pore + ferre = bear) or sponges are lowly organised group of plant-like sessile animals remaining attached to the substratum. …
Porifera - Oklahoma Biological Survey
Grantia is a genus of calcareous sponges belonging to the family Grantiidae. Species of the genus Grantia contain spicules and spongin fibers. The genus contains bioluminescent species. WebLook at the diagram on page 26 of your lab manual showing a longitudinal section of the sponge Grantia. Which one of the following cell types or structures is NOT located in the mesohyl? eggs amoebocytes pinacocytes spicules. north dakota speed limit
Grantia compressa (Fabricius, 1780) - Marine Species
WebForm and function. Sponges are unusual animals in that they lack definite organs to carry out their various functions. The most important structure is the system of canals and … WebGrantia compressa (Fabricius, 1780) AphiaID 132181 (urn:lsid:marinespecies.org:taxname:132181) Classification Biota Animalia (Kingdom) Porifera (Phylum) Calcarea (Class) Calcaronea (Subclass) Leucosolenida (Order) Grantiidae (Family) Grantia (Genus) Grantia compressa (Species) Status accepted … WebIdealized sponge anatomy Name: Grantia Class: Calcarea Name: Grantia cross-section & Longitudinal section Name: Grantia spicules (functions as a skeleton) Name: Euplectella Class: Hexactinellida (known as venus flower basket) Name: Euplectella spicule (six rayed spicule) Name: Commercial sponge Class: Demospongiae (good bath sponge) north dakota state 2017 football offers