black sea red data book - Department of Biology

Synonyms: None.
Common names: None.
Smirnoviella reducta (Monchenko, 1977)
Order CYCLOPOIDA.
Family CYCLOPIDAE: HALICYCLOPINAE.
Taxonomic description. This species exhibits a modified morphology, not known in
other Cyclopidae, of the structure of the maxillae and maxillipeds etc. The maxilla is
prehensile with only one apical and subapical setae or spine on the distal segment and
without armature on the distal endite of the sympod; the maxilliped is reduced to one
small joint with two weakly developed setae (on other parts too there is a minimum of
setae). Total female length 617-688 m.
IUCN Status
World level:
Black Sea Regional level: EN
Subregion level: EN (Ukrainian sector)
Distribution. Central part of the Dniestr river liman of the Black Sea. Endemic of
this river liman. All three congeners are known only from the Caspian Sea
(Monchenko, 1982). This genus, by its range and peculiarities of halopathy, belongs
to the Ponto-Caspian Zoogeographie complex and arose in one of the basins that
preceded the Black Sea.
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