''Prostoma graecense'' is a species of
Nemertea in the family Prostomatidae. It was once called ''Emea rubrum''.
It is closely related to ''
Prostoma eilhardi
''Prostoma eilhardi'' is a species of ribbon worm. This species uses ciliary gliding to get from place to place. It is closely related to Prostoma graecense
''Prostoma graecense'' is a species of Nemertea in the family Prostomatidae. It was on ...
''.
The species is distributed all across the world.
Characteristics
Individuals in this species can reach up to a length of 5 cm.
It is
hermaphroditic and has 2 or 3 pairs of eyes.
Occurrence
It is distributed all across the world.
However the authenticity of this is hard to tell. It has been reported in the continents of
Europe,
Africa,
Asia,
South America,
Australia
Australia, officially the Commonwealth of Australia, is a Sovereign state, sovereign country comprising the mainland of the Australia (continent), Australian continent, the island of Tasmania, and numerous List of islands of Australia, sma ...
,
and
North America
North America is a continent in the Northern Hemisphere and almost entirely within the Western Hemisphere. It is bordered to the north by the Arctic Ocean, to the east by the Atlantic Ocean, to the southeast by South America and the Car ...
.
It has been reported in
Japan
Japan ( ja, 日本, or , and formally , ''Nihonkoku'') is an island country in East Asia. It is situated in the northwest Pacific Ocean, and is bordered on the west by the Sea of Japan, while extending from the Sea of Okhotsk in the north ...
,
Russia,
New Zealand,
Kenya,
,
Argentina, and
Mexico.
Genetic evidence indicates this species was introduced by
humans.
It is the only known species of fresh water Nemertea in Australia.
It is rarely found in the
United States.
But in the state of
Connecticut it lives in freshwater habitats. Here it usually lives among
algae
Algae (; singular alga ) is an informal term for a large and diverse group of photosynthetic eukaryotic organisms. It is a polyphyletic grouping that includes species from multiple distinct clades. Included organisms range from unicellular mic ...
, plants, or
detritus
In biology, detritus () is dead particulate organic material, as distinguished from dissolved organic material. Detritus typically includes the bodies or fragments of bodies of dead organisms, and fecal material. Detritus typically hosts commun ...
. It is more numerous during the
Fall season.
References
{{Taxonbar, from=Q10669494
Tetrastemmatidae