''Janua'' 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
polychaete
Polychaeta () is a paraphyletic class of generally marine Annelid, annelid worms, common name, commonly called bristle worms or polychaetes (). Each body segment has a pair of fleshy protrusions called parapodia that bear many bristles, called c ...
s, containing the following subgenera and species:
;''Dexiospira'' Caullery & Mesnil, 1897
*''
Janua ainu'' Uchida, 1971
*''
Janua bushi'' (Rioja, 1942)
*''
Janua ceylonica'' (Pillai, 1960)
*''
Janua corrugata'' (Montagu, 1803)
*''
Janua glossoeides'' Harris, 1968
*''
Janua karaitivensis'' (Pillai, 1960)
*''
Janua marioni'' (Caullery & Mesnil, 1897)
*''
Janua nipponicus'' (Okuda, 1934)
*''
Janua oshoroensis'' Uchida, 1971
*''
Janua pagenstecheri
''Janua pagenstecheri'' is a species of marine polychaete. It is widely distributed around the British Isles and across north-western Europe, and has been described as "probably the commonest spirorbid in the world".
''Janua pagenstecheri'' liv ...
'' (de Quatrefages, 1865)
*''
Janua preacuta'' Vine, 1972
*''
Janua pusilloides'' (Bush, 1905)
*''
Janua quasiacuta'' Lommerzheim, 1981 †
*''
Janua semidentata'' (Bush, 1905)
*''
Janua spirillum'' (Linnaeus, 1758)
*''
Janua tricornigerus'' (Rioja, 1942)
*''
Janua turrita'' Vine, 1972
;''Fauveldora'' Knight-Jones, 1972
*''
Janua anticorrugata'' Vine, 1972
*''
Janua kayi'' Knight-Jones, 1972
;''Pillaiospira''
*''
Janua natalensis'' Knight-Jones & Knight-Jones, 1974
*''
Janua trifuscata'' Knight-Jones, 1973
;
Incertae sedis
or is a term used for a taxonomy (biology), taxonomic group where its broader relationships are unknown or undefined. Alternatively, such groups are frequently referred to as "enigmatic taxa". In the system of open nomenclature, uncertainty ...
*''
Janua echinata'' (Wesenberg-Lund, 1953)
*''
Janua formosa'' (Bush, 1904)
*''
Janua pseudocorrugata'' (Bush, 1904)
*''
Janua steueri'' (Sterzinger, 1909)
References
Serpulidae
{{Annelid-stub