''Plakortis'' is a
genus
Genus ( plural genera ) is a taxonomic rank used in the biological classification of living and fossil organisms as well as viruses. In the hierarchy of biological classification, genus comes above species and below family. In binomial n ...
of marine
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 throug ...
s in the order
Homosclerophorida
Homosclerophorida is an order of marine sponges. It is the only order in the monotypic class Homoscleromorpha. The order is composed of two families: Plakinidae and Oscarellidae.
Taxonomy
Homoscleromorpha is phylogenetically well separated fr ...
,
first described by
Franz Eilhard Schulze
Franz Eilhard Schulze (22 March 1840 – 2 November 1921) was a German anatomist and zoologist born in Eldena, near Greifswald.
Biography
He studied at the Universities of Bonn and Rostock. In 1863, he received his doctorate from Rostock, whe ...
in 1880.
Description
''Plakortis'' sponges are characterised by having:
#inorganic (spicular) skeletal complement
#Skeleton composed mainly of diods, triods, and/or calthrops in one size class
# Lophose diods, triods, or calthrops complement the main skeleton of non-lophose spicules
# no lophose spicules
# diactinal "microscleres" (microrhabs) in some species
Species
List of accepted species:
[
*'']Plakortis albicans
''Plakortis'' is a genus of marine sponges in the order Homosclerophorida, first described by Franz Eilhard Schulze in 1880. Description
''Plakortis'' sponges are characterised by having:
#inorganic (spicular) skeletal complement
#Skeleton co ...
''
*'' Plakortis angulospiculatus''
*'' Plakortis badabaluensis''
*'' Plakortis bergquistae''
*'' Plakortis clarionensis''
*''Plakortis communis
''Plakortis communis'' is a species of marine sponge in the order Homosclerophorida, first described in 2011 by Guilherme Muricy. Distribution
The holotype was collected off Cartier Island
Cartier Island is an uninhabited and unvegetated s ...
''
*''Plakortis copiosa
''Plakortis'' is a genus of marine sponges in the order Homosclerophorida, first described by Franz Eilhard Schulze in 1880. Description
''Plakortis'' sponges are characterised by having:
#inorganic (spicular) skeletal complement
#Skeleton co ...
''
*''Plakortis dariae
''Plakortis dariae'' is a species of sea sponge in the order Homosclerophorida, first found in vertical walls of reef caves at depths of about in the Caribbean Sea. This species has diods of two different categories: it possesses large ones ...
''
*''Plakortis deweerdtaephila
''Plakortis'' is a genus of marine sponges in the order Homosclerophorida, first described by Franz Eilhard Schulze in 1880. Description
''Plakortis'' sponges are characterised by having:
#inorganic (spicular) skeletal complement
#Skeleton co ...
''
*''Plakortis edwardsi
''Plakortis edwardsi'' is a species of sea sponge in the order Homosclerophorida, first found in vertical walls of reef caves at depths of about in the Caribbean Sea. This species has diods of a single category, with thick and S-shaped centres ...
''
*''Plakortis erythraena
''Plakortis'' is a genus of marine sponges in the order Homosclerophorida, first described by Franz Eilhard Schulze in 1880. Description
''Plakortis'' sponges are characterised by having:
#inorganic (spicular) skeletal complement
#Skeleton comp ...
''
*''Plakortis fromontae
''Plakortis fromontae'' is a species of marine sponge in the order Homosclerophorida, first described in 2011 by Guilherme Muricy. The species epithet, ''fromontae'', honours Jane Fromont
Phyllis Jane Fromont is a New Zealand and Australia ...
''
*''Plakortis galapagensis
''Plakortis'' is a genus of marine sponges in the order Homosclerophorida, first described by Franz Eilhard Schulze in 1880. Description
''Plakortis'' sponges are characterised by having:
#inorganic (spicular) skeletal complement
#Skeleton comp ...
''
*'' Plakortis halichondrioides''
*'' Plakortis hooperi''
*''Plakortis insularis
''Plakortis insularis'' is a species of marine sponge in the order Homosclerophorida, first described in 2003 by Moraes and Guilherme Muricy
Guilherme Muricy (born 1964) is a Brazilian invertebrate zoologist, and Professor of Invertebrate Z ...
''
*''Plakortis japonica
''Plakortis'' is a genus of marine sponges in the order Homosclerophorida, first described by Franz Eilhard Schulze in 1880. Description
''Plakortis'' sponges are characterised by having:
#inorganic (spicular) skeletal complement
#Skeleton comp ...
''
*'' Plakortis kenyensis''
*'' Plakortis lita''
*'' Plakortis mesophotica''
*'' Plakortis microrhabdifera''
*''Plakortis myrae
''Plakortis myrae'' is a species of sea sponge in the order Homosclerophorida, first found in vertical walls of reef caves at depths of about in the Caribbean Sea
The Caribbean Sea ( es, Mar Caribe; french: Mer des Caraïbes; ht, Lanmè Kar ...
''
*'' Plakortis nigra''
*'' Plakortis petrupaulensis''
*'' Plakortis potiguarensis''
*'' Plakortis pulvillus''
*'' Plakortis quasiamphiaster''
*''Plakortis ruetzleri
''Plakortis'' is a genus of marine sponges in the order Homosclerophorida, first described by Franz Eilhard Schulze in 1880. Description
''Plakortis'' sponges are characterised by having:
#inorganic (spicular) skeletal complement
#Skeleton comp ...
''
*'' Plakortis simplex''
*''Plakortis spinalis
''Plakortis'' is a genus of marine sponges in the order Homosclerophorida, first described by Franz Eilhard Schulze in 1880. Description
''Plakortis'' sponges are characterised by having:
#inorganic (spicular) skeletal complement
#Skeleton co ...
''
*''Plakortis symbiotica
''Plakortis'' is a genus of marine sponges in the order Homosclerophorida, first described by Franz Eilhard Schulze in 1880. Description
''Plakortis'' sponges are characterised by having:
#inorganic (spicular) skeletal complement
#Skeleton co ...
''
*''Plakortis zyggompha
''Plakortis'' is a genus of marine sponges in the order Homosclerophorida, first described by Franz Eilhard Schulze in 1880. Description
''Plakortis'' sponges are characterised by having:
#inorganic (spicular) skeletal complement
#Skeleton co ...
''
Literature
Chemical and medecinal properties
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References
Homoscleromorpha
Animals described in 1880
Taxa named by Franz Eilhard Schulze
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