Lubomirskiidae is a family of freshwater
sponge
Sponges, the members of the phylum Porifera (; meaning 'pore bearer'), are a basal animal clade as a sister of the diploblasts. They are multicellular organisms that have bodies full of pores and channels allowing water to circulate throu ...
s from
Lake Baikal
Lake Baikal (, russian: Oзеро Байкал, Ozero Baykal ); mn, Байгал нуур, Baigal nuur) is a rift lake in Russia. It is situated in southern Siberia, between the federal subjects of Irkutsk Oblast to the northwest and the ...
in Russia.
''
Lubomirskia baikalensis
''Lubomirskia baikalensis'' is a freshwater species of sponge that is endemic to Lake Baikal, Russia. It is commonly called the Lake Baikal sponge and it is the most abundant sponge in the lake, but all the approximately 15 species of sponges in ...
'', ''
Baikalospongia bacillifera'' and ''
B. intermedia'' are unusually large for freshwater sponges and can reach or more.
[Kaluzhnaya; Belikov; Schröder; Rothenberger; Zapf; Kaandorp; Borejko; Müller; and Müller (2005). ''Dynamics of skeleton formation in the Lake Baikal sponge Lubomirskia baicalensis. Part I. Biological and biochemical studies.'' Naturwissenschaften 92: 128–133.] These three are also the most common sponges in Lake Baikal.
[ Most sponges in the lake are typically green when alive because of ]symbiotic
Symbiosis (from Greek , , "living together", from , , "together", and , bíōsis, "living") is any type of a close and long-term biological interaction between two different biological organisms, be it mutualistic, commensalistic, or para ...
dinoflagellate
The dinoflagellates ( Greek δῖνος ''dinos'' "whirling" and Latin ''flagellum'' "whip, scourge") are a monophyletic group of single-celled eukaryotes constituting the phylum Dinoflagellata and are usually considered algae. Dinoflagellates are ...
s (zoochlorella
''Zoochlorella'' is a ''nomen rejiciendum'' for a genus of green algae assigned to ''Chlorella''. The term zoochlorella (plural zoochlorellae) is sometimes used to refer to any green algae that lives symbiotically within the body of a freshwater ...
), but can also be brownish or yellowish.
Genera and species
The family contains four genera and sixteen species:Lubomirskia
''Lubomirskia'' is a genus of sponges belonging to the family Lubomirskiidae.
The species of this genus are found in Baikal Lake.
Species:
*'' Lubomirskia abietina''
*''Lubomirskia baikalensis
''Lubomirskia baikalensis'' is a freshwater sp ...
'' Dybowsky, 1880
** ''Lubomirskia abietina
''Lubomirskia'' is a genus of sponges belonging to the family Lubomirskiidae.
The species of this genus are found in Baikal Lake.
Species:
*'' Lubomirskia abietina''
*''Lubomirskia baikalensis''
*''Lubomirskia fusifera''
*''Lubomirskia incr ...
'' Swartschewsky, 1901
** ''Lubomirskia baikalensis
''Lubomirskia baikalensis'' is a freshwater species of sponge that is endemic to Lake Baikal, Russia. It is commonly called the Lake Baikal sponge and it is the most abundant sponge in the lake, but all the approximately 15 species of sponges in ...
'' (Pallas, 1773)
** ''Lubomirskia fusifera
''Lubomirskia'' is a genus of sponges belonging to the family Lubomirskiidae.
The species of this genus are found in Baikal Lake.
Species:
*'' Lubomirskia abietina''
*''Lubomirskia baikalensis''
*'' Lubomirskia fusifera''
*''Lubomirskia inc ...
'' Soukatschoff, 1895
** ''Lubomirskia incrustans
''Lubomirskia'' is a genus of sponges belonging to the family Lubomirskiidae.
The species of this genus are found in Baikal Lake.
Species:
*'' Lubomirskia abietina''
*''Lubomirskia baikalensis
''Lubomirskia baikalensis'' is a freshwater sp ...
'' Efremova, 2004
* Genus ''Rezinkovia
''Rezinkovia'' is a genus of sponges belonging to the family Lubomirskiidae.
Species:
*''Rezinkovia arbuscula''
*''Rezinkovia echinata
''Rezinkovia'' is a genus of sponges belonging to the family Lubomirskiidae
Lubomirskiidae is a family ...
'' Efremova, 2004
** ''Rezinkovia arbuscula
''Rezinkovia'' is a genus of sponges belonging to the family Lubomirskiidae.
Species:
*'' Rezinkovia arbuscula''
*''Rezinkovia echinata
''Rezinkovia'' is a genus of sponges belonging to the family Lubomirskiidae
Lubomirskiidae is a famil ...
'' Efremova, 2004
** ''Rezinkovia echinata
''Rezinkovia'' is a genus of sponges belonging to the family Lubomirskiidae
Lubomirskiidae is a family of freshwater sponges from Lake Baikal in Russia.
'' Lubomirskia baikalensis'', '' Baikalospongia bacillifera'' and '' B. intermedia'' are ...
'' Efremova, 2004
* Genus '' Swartschewskia'' Makuschok, 1927
** '' Swartschewskia irregularis'' Swartschewsky, 1902
** '' Swartschewskia khanaevi'' Bukshuk & Maikova, 2020
** '' Swartschewskia papyracea'' (Dybowsky, 1880)
References
Sponge families
Heteroscleromorpha
Fauna of Lake Baikal
{{demosponge-stub