''Crenobia'' is a
genus
Genus (; : genera ) is a taxonomic rank above species and below family (taxonomy), family as used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In bino ...
of
planarians in the family
Planariidae
Planariidae is a family of freshwater planarians.
The type genus is '' Planaria'' Müller, 1776.Ball IR: A contribution to the phylogeny and biogeography of the freshwater triclads (Platyhelminthes: Turbellaria). Biology of the Turbellaria (Ed ...
. It is endemic to Europe and Anatolia.
Description
The genus ''Crenobia'' includes planarians with an extremely thick muscle coat surrounding the genital atrium. The copulatory bursa it relatively small when compared to other genera of freshwater planarians.
Distribution
The genus ''Crenobia'' occurs in
Anatolia
Anatolia (), also known as Asia Minor, is a peninsula in West Asia that makes up the majority of the land area of Turkey. It is the westernmost protrusion of Asia and is geographically bounded by the Mediterranean Sea to the south, the Aegean ...
and across most of Europe, including several islands in the
Mediterranean Sea
The Mediterranean Sea ( ) is a sea connected to the Atlantic Ocean, surrounded by the Mediterranean basin and almost completely enclosed by land: on the east by the Levant in West Asia, on the north by Anatolia in West Asia and Southern Eur ...
, although it seems to be absent in most of the
Iberian Peninsula
The Iberian Peninsula ( ), also known as Iberia, is a peninsula in south-western Europe. Mostly separated from the rest of the European landmass by the Pyrenees, it includes the territories of peninsular Spain and Continental Portugal, comprisin ...
.
Species
The following species are currently recognized in the genus ''Crenobia'':
*''
Crenobia alpina''
*''
Crenobia anophthalma''
*''
Crenobia bathycola''
*''
Crenobia corsica''
*''
Crenobia montenigrina''
References
Continenticola
Rhabditophora genera
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