Squalodontidae closely related to the South Asian river dolphin ("Platanista gangetica"). The genus "Squalodon" was named by French naturalist Jean-Pierre Sylvestre de Grateloup in 1840 based on a jaw fragment he thought belonged to a reptile. Fossils discovered later, nevertheless, showed that this was a toothed whale. In extant odontocetes, however, the dentition is atavistic with all teeth reduced to simple, undifferentiated conical shapes. In squalodonts the teeth resemble those of the archaic whales, Archaeoceti, with conical incisors anteriorly and low-crowned, serrated teeth posteriorly. Squalodontidae Squalodontidae or the shark-toothed dolphins is an extinct family of large toothed whales who had long
Asystasia gangetica Asystasia gangetica Asystasia gangetica is a species of plant in the Acanthaceae family. It is commonly known as the Chinese violet, coromandel or creeping foxglove. In South Africa this plant may simply be called asystasia. This plant is a spreading herb or groundcover, reaching 600 mm in height or up to 1 m if supported. The stems root easily at the nodes. The leaves are simple and opposite. The fruit is an explosive capsule which starts out green in colour, but dries to brown after opening. Widespread throughout the Old World Tropics, and introduced into tropical Americas and Hawaii, where