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1,069 results for “bryozoans”
FIGURES 18–20 in New species and new records of bryozoans from shallow waters of Madeira Island
FIGURES 18–20. Scrupocaberea maderensis: 18, general aspect of branches and bifurcations; 19, autozooids; 20, basal view with vibracular chambers.
FIGURES 13–17 in New species and new records of bryozoans from shallow waters of Madeira Island
FIGURES 13–17. Beania maxilladentata: 13, aspect of the colony; 14, lateral view of two zooids; 15, autozooids with paired distal avicularia; 16, autozooid; 17, rootlets attached to the substratum.
FIGURES 2–10 in New species and new records of bryozoans from shallow waters of Madeira Island
FIGURES 2–10. Favosipora purpurea, holotype: 2, colony showing original color prior to bleaching; 3, autozooids, some in radiating series, and kenozooids surrounding a central brood chamber; 4, colony margin; 5, 6, short series of autozooids surrounded by kenozooids; 7, mural spines in kenozooids; 8, brood chamber; 9, 10, ooeciostome.
FIGURE 25. A in Systematics of interstitial encrusting bryozoans from southeastern Brazil
FIGURE 25. A, sample of sand from Stn 205; the small units on the ruler are millimeters. B, live colony of Disporella calcitrapa sp. nov. encrusting the edge of a quartz grain; tentacles are visible. C, live colony of Reptadeonella granulosa sp. nov. D–F, three frames from a digital video of Rosulapelta rosetta sp. nov., showing a lophophore tentacle curving in towards the mouth during feeding. Scale bars: B, 0.2 mm; C, 1 mm; D–F, 0.1 mm.
FIGURE 24 in Systematics of interstitial encrusting bryozoans from southeastern Brazil
FIGURE 24. Hippoporella castellana sp. nov.: A, colony attached to a serpulid tube fragment. B, another colony showing ovicelled zooids. C, close up of an orifice, with the bases of three articulated distal spines. D, distal end of an ovicelled zooid, with a tubercle on the ovicell and four peristomial tubercles. Scale bars: A, B, 0.2 mm; C, 0.05 mm; D, 0.1 mm.
FIGURE 22 in Systematics of interstitial encrusting bryozoans from southeastern Brazil
FIGURE 22. Celleporina abstrusa sp. nov.: A, colony attached to an irregular sand grain. B, group of zooids, showing thick erect peristomes. C, zooids at growing edge of colony. D, close up of primary orifice within its peristomial collar. E, an ovicelled zooid adjacent to the ancestrula. Scale bars: A, 0.5 mm; B, E, 0.2 mm; C, 0.1 mm; D, 0.05 mm.
FIGURE 21 in Systematics of interstitial encrusting bryozoans from southeastern Brazil
FIGURE 21. Psammocleidochasma tridentatum sp. nov.: A, a colony attached to one side of a grain. B, a uniserial colony encrusting the edge of a grain. C, three zooids of the colony in B. D, profile of zooids showing projecting peristomial tubercles. E, ovicell and orifice with three tubercles surrounding it. F, zooidal orifice. Scale bars: A, B, 0.5 mm; C, 0.3 mm; D, 0.15 mm; E, 0.1 mm; F, 0.05 mm.
FIGURE 20 in Systematics of interstitial encrusting bryozoans from southeastern Brazil
FIGURE 20. Bryopesanser tilbrooki sp. nov.: A, colony on sand grain. B, several autozooids in a hollow of a grain. C, three zooids showing long hollow spines at lateral to distal edges of orifice. D, ovicelled zooid, showing smooth imperforate calcification and raised proximal margin. E, an orifice with seven spines; one of the paired avicularia can be seen at right of the orifice. F, another zooid, showing spines and avicularia. Scale bars: A–C, 0.2 mm; D, F, 0.1 mm; E, 0.05 mm.
FIGURE 19 in Systematics of interstitial encrusting bryozoans from southeastern Brazil
FIGURE 19. Allotherenia sabulosa sp. nov.: A, colony encrusting the edge of a grain. B, group of zooids. C, an ovicelled zooid showing the collar-like peristome and smoothly calcified ovicell with raised proximal band. D, close-up of orifice showing subrectangular sinus. E, orifice of ovicelled zooid. Scale bars: A, 0.3 mm; B, C, 0.2 mm; D, E, 0.05 mm.
FIGURE 17 in Systematics of interstitial encrusting bryozoans from southeastern Brazil
FIGURE 17. Reptadeonella granulosa sp. nov.: A, colony on large shell fragment. B, group of autozooids. C, single autozooid. D, autozooidal orifice. E, autozooids and a gonozooid. F, edge of colony showing orifice of a gonozooid at lower left and an entire gonozooid at upper right; gonozooids have wider orifices and additional pores distal to the orifice. Scale bars: A, 1 mm; B, F, 0.2 mm; C, 0.1 mm; D, 0.05 mm; E, 0.3 mm.
FIGURE 16 in Systematics of interstitial encrusting bryozoans from southeastern Brazil
FIGURE 16. Trypostega ilhabelae sp. nov.: A, colony encrusting shell fragment. B, edge of colony showing two female zooids and several zooeciules. C, female zooid showing ovicell and suboral tubercle in profile. D, autozooidal orifice. E, female zooidal orifice. F, orifice of zooeciule. Scale bars: A, 1 mm; B, 0.5 mm; C, 0.2 mm; D–F, 0.05 mm.
FIGURE 18 in Systematics of interstitial encrusting bryozoans from southeastern Brazil
FIGURE 18. Drepanophora irregularis sp. nov.: A, colony in shelter of a serpulid tube. B, group of zooids, some with ovicells; folliculinid ciliate tubes protrude from two orifices. C, two zooids, one with an ovicell. D, close-up of primary orifice inside peristome and part of an ovicell; one of the two lateral ovicell pores is visible on its lower side. Scale bars: A, 0.5 mm; B, 0.3 mm; C, 0.2 mm; 0.1 mm.
FIGURE 15 in Systematics of interstitial encrusting bryozoans from southeastern Brazil
FIGURE 15. Hippothoa calcicola sp. nov.: A, colony curving around a serpulid tube. B, area with two female zooids and an autozooid. C, close-up of autozooidal orifice. D, close-up of female zooidal orifice. Scale bars: A, 0.3 mm; B, 0.1 mm; C, 0.02 mm; D, 0.01 mm.
FIGURE 13 in Systematics of interstitial encrusting bryozoans from southeastern Brazil
FIGURE 13. Collarina spicata sp. nov.: A, colony on the side of a shell fragment. B, several zooids, showing projecting tubercles. C, zooids at growing edge of colony. D, orifice and oral spines. Scale bars: A, 1 mm; B, C, 0.1 mm; D, 0.05 mm.
FIGURE 14 in Systematics of interstitial encrusting bryozoans from southeastern Brazil
FIGURE 14. Rosulapelta rosetta sp. nov.: A, colony on a shell grain. B, another colony, live when collected, with four long oral spines, and two small slender spines distal to them. C, outer zooid, showing frontal wall "rosette" and orifice shape. D, orifice region. E, close-up of ovicell. F, close-up of frontal shield. Scale bars: A, 0.5 mm; B, 0.2 mm; C–E, 0.1 mm; F, 0.07 mm.
FIGURE 12 in Systematics of interstitial encrusting bryozoans from southeastern Brazil
FIGURE 12. Puellina tuba sp. nov.: A, entire colony encrusting shell grain. B, Edge of colony showing curving oral spines. C, group of zooids, the central zooid ovicelled; the highest point on the frontal shield of this species is at the center of the projecting V formed by the first pair of costae. D, close-up of orifice and bases of five oral spines. Scale bars: A, 1 mm; B, C, 0.2 mm; D, 0.05 mm.
FIGURE 11 in Systematics of interstitial encrusting bryozoans from southeastern Brazil
FIGURE 11. Puellina caraguata sp. nov.: A, a colony in the hollow of a shell grain. B, another colony growing out of a cavity in which the larva had settled and metamorphosed. C, a group of zooids, the central one one with an ovicell; the highest point or tubercle on the convex frontal shield is central. D, close-up of orifice and bases of five hollow oral spines. Scale bars: A, B, D, 0.5 mm; C, 0.3 mm.
FIGURE 10. Smittipora sawayai Marcus, 1937 in Systematics of interstitial encrusting bryozoans from southeastern Brazil
FIGURE 10. Smittipora sawayai Marcus, 1937: A, a shell fragment encrusted by Smittipora sawayai (bottom) and Ammatophora arenacea (top left) and polychaete tubeworms. B, zooid skeletons. C, close-up of two zooecia with a rhombic interzooidal avicularium between them. D, small colony with frontal membrane and chitinous structures intact. E, close-up of edge of colony showing a leaf-shaped avicularian mandible. Scale bars: A, 1 mm; B, 0.2 mm; C, E, 0.1 mm; D, 0.5 mm.
FIGURE 7 in Systematics of interstitial encrusting bryozoans from southeastern Brazil
FIGURE 7. Akatopora leucocypha (Marcus, 1937): A, portion of colony showing a number of zooids with interspersed kenozooids and thick and pillared calcification of side and basal walls. B, more highly magnified view of several zooids; the central zooid had been damaged and a smaller replacement zooid has grown inside the skeleton of the earlier zooid. C, close-up of a zooid surrounded by triangular kenozooids and an avicularium. Scale bars: A, 0.3 mm; B, C, 0.1 mm.
FIGURE 4. Alderina smitti Osburn, 1950 in Systematics of interstitial encrusting bryozoans from southeastern Brazil
FIGURE 4. Alderina smitti Osburn, 1950: A, portion of a colony that has grown between two spirorbin tubes. B, close-up of an ovicelled zooid and parts of adjacent zooids, showing granular cryptocyst. Scale bars: A, B, 0.2 mm.
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Allen Brain Atlas
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DANDI Archive for NWB datasets
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International Brain Laboratory public data
The International Brain Laboratory public data releases expose standardized mouse decision-making experiments, including Neuropixels recordings, widefield calcium imaging, behavior, and session metadata accessed through the ONE API.
OpenNeuro
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