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133 results for “sponge taxonomy”
Figure 23 in Integrative taxonomy of calcareous sponges (Porifera: Calcarea) from Réunion Island, Indian Ocean
Figure 23. Leucandra ornata (holotype; UFRJPOR 8928). A, oscular margin. B, cross-section. C, tangential section of the cortex. D, detail of the cortex showing diactines II organised in bouquet. E, detail of the choanosome showing a tetractine of the canals. F, cross-section of the atrium (microdiactines in the inset). cx = cortex, at = atrium.
Figure 21 in Integrative taxonomy of calcareous sponges (Porifera: Calcarea) from Réunion Island, Indian Ocean
Figure 21. Aphroceras seychellensis (UFRJPOR 8926). A, cortical diactine. B, oscular triactine. C, cortical triactine. D, choanosomal triactine. E, choanosomal triactine. F, tetractine of the canals. G, atrial triactine.
Figure 25 in Integrative taxonomy of calcareous sponges (Porifera: Calcarea) from Réunion Island, Indian Ocean
Figure 25. Leucandra ornata (holotype; UFRJPOR 8928). A, diactines. B, microdiactines. C, cortical triactines. D, choanosomal large triactine. E, canal triactine. F, tetractine of the canals. G, atrial tetractines. H, tetractine of the osculum.
Figure 19. Aphroceras seychellensis. A in Integrative taxonomy of calcareous sponges (Porifera: Calcarea) from Réunion Island, Indian Ocean
Figure 19. Aphroceras seychellensis. A, specimen in vivo (UFRJPOR 8926). B, specimen in vivo (UFRJPOR 8934). C, fixed specimen (UFRJPOR 8926). D, fixed specimen (UFRJPOR 8934).
Figure 18 in Integrative taxonomy of calcareous sponges (Porifera: Calcarea) from Réunion Island, Indian Ocean
Figure 18. Lelapiella tertia (holotype; UFRJPOR 8937). A, tripod. B, triactine. C, tetractine. D, apical actine of a tetractine.
Figure 20 in Integrative taxonomy of calcareous sponges (Porifera: Calcarea) from Réunion Island, Indian Ocean
Figure 20. Aphroceras seychellensis (UFRJPOR 8926). A, oscular margin. B, cross-section. C, cross-section evidencing subcortical lacunae. D, tangential section of the cortex. E, choanosomal canal surrounded by a triactine and a tetractine (arrow points to the apical actine of the tetractine). F, tangential section of the atrial surface. cx = cortex, at = atrium.
Figure 17 in Integrative taxonomy of calcareous sponges (Porifera: Calcarea) from Réunion Island, Indian Ocean
Figure 17. Lelapiella tertia (holotype; UFRJPOR 8937). A, specimen in vivo (arrow points to the sponge). B, fixed specimen. SEM: C, fragment of the specimen. D, tangential section of the surface. E, choanosome. F, tetractines in the choanosome.
Figure 14 in Integrative taxonomy of calcareous sponges (Porifera: Calcarea) from Réunion Island, Indian Ocean
Figure 14. Leucaltis nodusgordii. (UFRJPOR 8930). A, cortical triactine. B, cortical tetractine. C, regular choanosomal triactine. D, sagittal choanosomal or atrial triactine. E, regular choanosomal tetractine. F, sagittal choanosomal or atrial tetractine.
Figure 15 in Integrative taxonomy of calcareous sponges (Porifera: Calcarea) from Réunion Island, Indian Ocean
Figure 15. Leucascus tenuispinae (holotype; UFRJPOR 8927). A, specimen in vivo. B, fixed specimen. C, tangential section of the surface. D, diactine. E, triactine. F, tetractine. G, apical actine of a tetractine with short spines.
Figure 16 in Integrative taxonomy of calcareous sponges (Porifera: Calcarea) from Réunion Island, Indian Ocean
Figure 16. Leucetta chagosensis. (UFRJPOR 8939). A, specimen in vivo. B, fixed specimen. C, cross-section. D, tangential section of the cortex. E, triactine I. F, triactines II. G, tetractines. cx = cortex, at = atrium.
Figure 13 in Integrative taxonomy of calcareous sponges (Porifera: Calcarea) from Réunion Island, Indian Ocean
Figure 13. Leucaltis nodusgordii. (UFRJPOR 8930). A, specimen in vivo. B, fixed specimen. C, choanosome full of yellow reproductive elements. D, cross-section (arrow points to a reproductive element). E, tangential section of the cortex. F, tangential section of the atrial wall. cx = cortex, at = atrium.
Figure 12 in Integrative taxonomy of calcareous sponges (Porifera: Calcarea) from Réunion Island, Indian Ocean
Figure 12. Ascandra oceanusvitae (holotype; UFRJPOR 8944). A, diactine. B, triactine I. C, triactines II. D, tetractine I. E, tetractine II. F, apical actine of a tetractine II.
Figure 11 in Integrative taxonomy of calcareous sponges (Porifera: Calcarea) from Réunion Island, Indian Ocean
Figure 11. Ascandra oceanusvitae (holotype; UFRJPOR 8944). A, specimen in vivo. B, fixed specimen. C, hispid surface. D, tangential section of a tube.
Figure 5. Janusya indica A in Integrative taxonomy of calcareous sponges (Porifera: Calcarea) from Réunion Island, Indian Ocean
Figure 5. Janusya indica A, specimen in vivo (UFRJPOR 8931), associated with Leucaltis nodusgordii (white sponge) and near Ute insulagemmae (pink sponge). B, several specimens in vivo (paratype; UFRJPOR 8932). C, fixed specimen (holotype; UFRJPOR 8945). D, fixed specimen (paratype; UFRJPOR 8932). Arrows point to specimens of J. indica gen. et sp. nov.
Figure 10 in Integrative taxonomy of calcareous sponges (Porifera: Calcarea) from Réunion Island, Indian Ocean
Figure 10. Ascandra mascarenica (holotype; UFRJPOR 8936). A, lanceolated diactines. B, triactine. C, tetractines I. D, tetractines II.
Figure 8 in Integrative taxonomy of calcareous sponges (Porifera: Calcarea) from Réunion Island, Indian Ocean
Figure 8. Soleneiscus intermedius (holotype; UFRJPOR 8933). A, diactines. B, triactines. C, tetractines I (arrows point to apical actines). D, tetractines II.
Figure 2 in Integrative taxonomy of calcareous sponges (Porifera: Calcarea) from Réunion Island, Indian Ocean
Figure 2. Maximum likelihood phylogenetic tree based on C-LSU sequences of the subclass Calcinea. Midpoint-rooted tree. Species sequences generated in this work are in bold. Clades containing species found in this work are highlighted. Support values are shown at the nodes. Support values are shown at the nodes (bootstrap> 70%; posterior probability> 0.7).
Figure 9 in Integrative taxonomy of calcareous sponges (Porifera: Calcarea) from Réunion Island, Indian Ocean
Figure 9. Ascandra mascarenica (holotype; UFRJPOR 8936). A, specimen in vivo, living among other sponges, bryozoans, and hydrozoans. B, fixed specimen. C, cross-section of a tube (arrows point to diactines). D, tangential section of the surface.
Figure 7 in Integrative taxonomy of calcareous sponges (Porifera: Calcarea) from Réunion Island, Indian Ocean
Figure 7. Soleneiscus intermedius (holotype; UFRJPOR 8933). A, specimen in vivo living with a red Demospongiae, hydrozoans and ascidians. B, fixed specimen (external hispid surface of a tube in the inset). C, tangential section of a tube. D, lumen of a tube with the apical actine of tetractines. Arrow points to a diactine of the surface.
Figure 1 in Integrative taxonomy of calcareous sponges (Porifera: Calcarea) from Réunion Island, Indian Ocean
Figure 1. Study area. Sampling localities in La Réunion, Indian Ocean. The black stars indicate the locations where calcareous sponges were found.
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