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28 results for “polyactines”
Figure 23 from: Van Soest R, Carballo J, Hooper J (2012) Polyaxone monaxonids: revision of raspailiid sponges with polyactine megascleres (Cyamon and Trikentrion). ZooKeys 239: 1-70. https://doi.org/10.3897/zookeys.239.3734
Figure 23 - Figure 23. Trikentrion flabelliforme Hentschel, 1912, spicules of ZMA Por. 14023, A detail of rounded end of long thin style B details of short thin style C oxea C1 details of apices of oxeas showing minute spines D three- and four claded polyactines D1 detail of apex of lateral clade of polyactine showing minute spines E microphoto of trichodragmas E1 individual raphide dissociated trichodragma showing rugosities.
Figure 28 from: Van Soest R, Carballo J, Hooper J (2012) Polyaxone monaxonids: revision of raspailiid sponges with polyactine megascleres (Cyamon and Trikentrion). ZooKeys 239: 1-70. https://doi.org/10.3897/zookeys.239.3734
Figure 28 - Idealized global distribution of the genus Trikentrion, showing presence of the genus in Marine Ecoregions of the World (Spalding et al. 2007).
Figure 11 from: Van Soest R, Carballo J, Hooper J (2012) Polyaxone monaxonids: revision of raspailiid sponges with polyactine megascleres (Cyamon and Trikentrion). ZooKeys 239: 1-70. https://doi.org/10.3897/zookeys.239.3734
Figure 11 - Cyamon neon De Laubenfels, 1930, holotype USNM 21412, A massively encrusting shape with irregular surface (scale = 1 cm) B long thin style B1 detail of rounded end showing subterminal tyle C short thin centrotylote (strongylo-)style C1 detail of swollen roughened apex of short thin (strongylo-)style D short thick style E polyactines E1 detail of basal cladus of polyactine F diactinal polyactine.
Figure 26 from: Van Soest R, Carballo J, Hooper J (2012) Polyaxone monaxonids: revision of raspailiid sponges with polyactine megascleres (Cyamon and Trikentrion). ZooKeys 239: 1-70. https://doi.org/10.3897/zookeys.239.3734
Figure 26 - Trikentrion africanum sp. n., holotype BMNH 1939.2.20.9, A shape of holotype (scale bar = 1 cm) B details of long thin style C short thin style C1 details of short thin style D various shapes of polyactines E trichodragma E1 detail of trichodragma.
Figure 20 from: Van Soest R, Carballo J, Hooper J (2012) Polyaxone monaxonids: revision of raspailiid sponges with polyactine megascleres (Cyamon and Trikentrion). ZooKeys 239: 1-70. https://doi.org/10.3897/zookeys.239.3734
Figure 20 - Trikentrion muricatum (Pallas, 1766), neotype BMNH 1872.10.19.1 A microphoto of cross section of peripheral skeleton B oxea B1 detail of one of the apices of an oxea C polyactine C1 detail of apex of lateral clade D trichodragma.
Figure 18 from: Van Soest R, Carballo J, Hooper J (2012) Polyaxone monaxonids: revision of raspailiid sponges with polyactine megascleres (Cyamon and Trikentrion). ZooKeys 239: 1-70. https://doi.org/10.3897/zookeys.239.3734
Figure 18 - Trikentrion muricatum (Pallas, 1766), early museum specimens A BMNH 1872.10.19.1 redescribed by Carter (1879) designated neotype herein B RMNH Por. 309 labeled Spongia xerampelina Lamarck, showing strong resemblance to Seba's (1734-1765) drawing but lacking sufficient data C RMNH Por. 306 labeled Spongia muricata Lamarck showing strong resemblance to Esper's (1794) drawing but lacking sufficient data D ZMA Por 02545 labeled Spongia echidnea resembling Esper's (1794) drawing but lacking sufficient data E ZMA Por 02546 labeled Spongia echidnea resembling Seba's (1734-1765) drawing but lacking sufficient data. See text for further explanation.
Figure 25 from: Van Soest R, Carballo J, Hooper J (2012) Polyaxone monaxonids: revision of raspailiid sponges with polyactine megascleres (Cyamon and Trikentrion). ZooKeys 239: 1-70. https://doi.org/10.3897/zookeys.239.3734
Figure 25 - Trikentrion catalina (Sim & Bakus, 1986), holotype USNM 33631, A shape of holotype specimen (scale bar = 1 cm) B cross section of skeleton C detail of head of long thin style D details of short thin style E three- and four-claded polyactines E1 detail of spined basal clade of polyactine F raphide F1 detail of raphide showing spination.
Figure 17 from: Van Soest R, Carballo J, Hooper J (2012) Polyaxone monaxonids: revision of raspailiid sponges with polyactine megascleres (Cyamon and Trikentrion). ZooKeys 239: 1-70. https://doi.org/10.3897/zookeys.239.3734
Figure 17 - Trikentrion muricatum (Pallas, 1766), early illustrations and original descriptions A Seba's drawing (1734-1765, volume 3 pl. 99 fig. 7) of Spongia muricata as indicated by Pallas (1766) B Ellis's (1766) drawing of a branched tuberculated sponge from W coast of Africa C original description of Spongia muricata by Pallas (1766) D Esper's (1794) drawing of Spongia muricata from W coast of Africa. See text for further explanation.
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