Classification
Domain- Eukaryota
Kingdom- Animalia
Phylum- Chordata
Class- Reptilia
Order- Squamata
Family- Viperidae
Genus- Sistrurus
Species- Sistrurus miliarius
Domain - Eukaryota
The Southeastern Pygmy Rattlesnake can be found in the Domain "Eukaryota" because they
have a true nucleus as well as membrane bound organelles
Kingdom Animalia
The Sistrurus miliarius also can be considered in the Kingdom "Animalia". They are also mobile,
as are most found in this kingdom, and they are also heterotrophs which means that they do not
produce their own food.
Phylum - Chordata
The Southeastern Pygmy Rattlesnake is considered under the Phylum "Chordata" because they
have a post natal tail, a dorsal nerve, and a thyroid gland. They also have a true digestive tract
and a true coelom which is fluid filled and lined with mesoderm.
Class - Reptillia
The Sistrurus miliarius is classified in the Class "Reptillia" because they have scaly skin, they
produce amniotic eggs, and they have an improved skeleton. This means that they possess a rib
cage, limbs, and a jaw.
Order - Squamata
The Southeastern Pygmy Rattlesnake is grouped in the Order "Squamata" because of their
transverse vent used for reproduction, and urinary tracts. Also skulls and they have the ability
to lose their tails or legs. Last is the shedding of their epidermal layer or skin.
Family - Viperidae
The Sistrurus miliarius is in the Family "Viperidae" because of their pair of hollow short fangs
that lay flat when the mouth is closed. Once the snake opens its mouth it inject its venom into a
prey
Genus - Sistrurus
The Southeastern Pygmy Rattlesnake falls under the Genus "Sistrurus" because it possesses the
characteristics of the Pygmy Rattlesnake.
Species - Sistrurus miliarius
The Southeastern Pygmy Rattlesnake falls under the species "Sistrurus miliarius" because it is
the same species as the Southeastern Pygmy Rattlesnake.
Subspecies - Sistrurus miliarius miliarius
The Carolina Pygmy Rattlesnake is in the subspecies "Sistrurus miliarius miliarius" because it
can be located between Southeastern North Carolina to Southern South Carolina and Westward
to Alabama.
Subspecies - Sistrurus miliarius barbouri
The Dusky Pygmy Rattlesnake is in the subspecies "Sistrurus miliarius barbouri" because its
location from Southern South Carolina to the Florida Peninsula and Westward to
Southeastern Mississippi.
Subspecies - Sistrurus miliarius streckeri
The Western Pygmy Rattlesnake is in the subspecies "Sistrurus miliarius streckeri" because of
its location between Southwestern Kentucky to Southeastern Mississippi and Westward to
Eastern Texas and Oklahoma.
