Phylum Mollusca: General Characteristics and Classification
General Characteristics of Phylum Mollusca (Mollis or molluscs: soft) Kingdom: Animalia Habitat: Mostly aquatic and few are terrestrial Body is soft without segmentation Grade of […]
Day: June 11, 2017
Phylum Echinodermata General Characteristics and Classification
General characteristics of Phylum Echinodermata (Echinos: Spines; derma: Skin) Kingdom: Animalia Habitat: These are exclusively marine Grade of organization: organ system grade Germ layer: triploblastic […]