14 results found

Search Results for: placental mammal

Placental mammal

Definition noun, plural: placental mammals Another term for eutherian mammal, i.e. a mammal possessing a chorioallantoic... Read More

Placenta

Definition noun, plural: placentae or placentas (1) (zoology) The vascular organ formed during gestation of female mammals... Read More

Monotreme

Definition noun (zoology) Any of the egg-laying mammals belonging to the taxonomic group, Monotremata Supplement The class... Read More

Synapsid

Any member of the Synapsida clade of animals is referred to as a synapsid. They are believed to have descended from the... Read More

Fetus

The science of Embryology and Fetal development has fascinated mankind since time immemorial. After the embryonic stage, the... Read More

Eutherian mammal

Definition noun, plural: eutherian mammals Any from the group of mammals possessing chorioallantoic placenta (as opposed... Read More

Baculum

Definition noun, plural: baculums or bacula A bone located in the glans penis or glans clitoridis of certain mammals,... Read More

Y chromosome

Y chromosome Definition The Y chromosome constitutes one member of the pair of sex chromosomes within an organism, a common... Read More

Primate

Definition noun, plural: primates Any of a group of placental mammals, particularly the prosimians and the... Read More

Placentalia

Definition noun (taxonomy) A subdivision of the class Mammalia characterized primarily by their fetus being carried in the... Read More

Embryo

An embryo refers to the early developmental stage of a multicellular organism that follows fertilization. This stage... Read More

Chorion

Chorion Definition The chorion is a membrane that develops around the developing fertilized egg. It begins to develop... Read More

Theria

Definition noun A taxonomic group (subclass) comprised of metatherian and eutherian mammals Supplement Theria is a subgroup... Read More

Catarrhine

Definition noun, plural: catarrhines Any of the primates belonging to the parvorder Catarrhini, characterized by having the... Read More