Sand goanna Sand goanna The sand goanna ("Varanus gouldii" ) is a species of large Australian monitor lizard, also known as Gould's monitor, the sand monitor, or racehorse goanna. In some Aboriginal languages, the sand goanna is called "bungarra", a term also commonly used by non-Aboriginal people in Western Australia. In Pitjantjatjara and other central Australian languages it is called "Tingka". The name "sand monitor" can be used to describe various other species. The specific name, "gouldii", is a Latinised form of the name of the scientist who first described this species, English ornithologist John Gould. "Nota bene": A trinomial authority in
Smalltooth sand tiger 1970s. Populations of this species in the Mediterranean are also believed to have declined, due to a combination of habitat degradation, overfishing, pollution, and human disturbance. The smalltooth sand tiger has been protected by the Australian government since 1984; this came about concurrently with protection for the grey nurse shark, which had been decimated in Australian waters, so as to prevent any claims of confusing one species for the other. However, these regulations have proven difficult to enforce. Smalltooth sand tiger The smalltooth sand tiger or bumpytail ragged-tooth ("Odontaspis ferox") is a species of mackerel shark in the family Odontaspididae,