Pteroplatytrygon violacea (Blue Stingray) is a species of Myliobatiformes in the family whiptail stingrays. Individuals can grow to 163 cm. Reproduction is ovoviviparous and iteroparous.
Definition: Fully formed eggs are retained and hatched inside the maternal body and are released as live offspring (Lincoln et al., 1998). No nutrition is derived from the mother
Definition: overall repetitive or reflective pattern in the body of one individual of this taxon. eg: bilateral symmetry, rotational symmetry, radial symmetry
Definition: Description of the relationships among individuals within a population of organisms, including reproductive relationships (mating system), relationships within each sex, adult – young interactions, helpers and cooperation (group living).
Definition: where individuals of the same species (conspecifics), maintain spatial proximity with one another over time with mechanisms of social attraction
Definition: The institution that holds a type specimen for a given species. The recommended best practice is to use the identifier in a collections registry such as the Biodiversity Collections Index (http://www.biodiversitycollectionsindex.org/).