Zoological terms

Zoological terms

Terms in relation to animals, such as mammals, birds, reptiles or fish.

Contributors in Zoological terms

Zoological terms

(Gk. zygotos, paired together) The diploid cell that results from the fission of an egg and a sperm cell (fertilization). A zygote may either form a line of diploid cells by a series of mitotic cell ...

phylum placozoa macroscopic

Zoology; Zoological terms

flattened marine animals, composed of ventral and dorsal epithelial layers enclosing loose mesenchyme-like cells.

abapical

Zoology; Zoological terms

1. Pertains to the opposite of apical and thus the lower po le of spherical organisms. 2. ( MOLL: Gastropoda) Away from the shell apex toward base along axis or slightly oblique to it

abaxial

Zoology; Zoological terms

Refers to being situated outside of or directed away from the axis or central line.

abbreviate fascia

Zoology; Zoological terms

( ARTHRO: Insecta) A fascia extending less than half the wing

abcauline

Zoology; Zoological terms

( CNID: Hydrozoa) Per- taining to polyps that extend outwards from the common stem.

abdominal ganglia

Zoology; Zoological terms

( ARTHRO ) Ganglia of the ventral nerve cord that innervate the abdomen, each giving off a pair of principal nerves to the muscl es of the segment; located between the alimentary cana l and the large ...