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9 results for “Schizoporella”
Fig. 5. Schizoporella ovum Jullien, 1882. A in Redescription of some species of Bryozoa described by J. Jullien and L. Calvet in the NE Atlantic
Fig. 5. Schizoporella ovum Jullien, 1882. A. Entire colony (NHMUK 1899.7.1.2348, lectotype). B. Same, primary orifice. C. Same, a broken ovicell showing the marginal pores. D. Ovicellate and nonovicellate zooids (MNHN 2347, paralectotype). E. Dietella (MNHN 1025, paralectotype).
Fig. 14. Schizoporella japonica Ortmann, 1890 in Cheilostome Bryozoa from Penang and Langkawi, Malaysia
Fig. 14. Schizoporella japonica Ortmann, 1890. Kuah jetty, Langkawi. — A. Colony photographed in the field showing colour when alive. — B–D. MSL BRY024. B. Growing edge with giant buds. C. Group of zooids. D. Orifice and avicularium. — E–F. MSL BRY019b. E. Group of zooids, two ovicellate. F. Ovicell. Scale bars: B = 1 mm; C, E = 500 μm; D, F = 100 μm.
Linked collectors and determiners for: First occurrence of the non-native bryozoan Schizoporella japonica Ortmann (1890) in Western Europe.
Natural history specimen data linked to collectors and determiners held within, "First occurrence of the non-native bryozoan Schizoporella japonica Ortmann (1890) in Western Europe". Claims or attributions were made on Bionomia by volunteer Scribes, <a href="https://bionomia.net/dataset/db0408ae-59dc-4341-9f1b-cd701efe666d">https://bionomia.net/dataset/db0408ae-59dc-4341-9f1b-cd701efe666d</a> using specimen data from the dataset aggregated by the Global Biodiversity Information Facility, <a href="https://gbif.org/dataset/db0408ae-59dc-4341-9f1b-cd701efe666d">https://gbif.org/dataset/db0408ae-59dc-4341-9f1b-cd701efe666d</a>. Formatted as a Frictionless Data package.
Figure 27. Schizoporella japonica Ortmann, 1890 in Diversity and taxonomy of intertidal Bryozoa (Cheilostomata) at Akkeshi Bay, Hokkaido, Japan
Figure 27. Schizoporella japonica Ortmann, 1890. (A, D–G) NHM 2006.2.27.87; (B, C) NHM 2006.2.27.85; (H) NHM 2006.2.27.86. (A) Developing zooids at colony margin; (B) immature zooids; (C) zooids with developing ovicells; (D) mature zooids with oral and frontal avicularia directed laterally and distally; (E) mature zooids, showing details of orifice and avicularia; (F) ancestrular region. Scale bars: 0.5 mm (A–D, F); 0.4 mm (E).
Fig. 31. A–E. Schizoporella dunkeri. A in Northern Adriatic Bryozoa From The Vicinity Of Rovinj, Croatia
Fig. 31. A–E. Schizoporella dunkeri. A. General aspect (AMNH 891; 0.5 mm). B. Autozooid with large adventitious avicularium adjacent to orifice (AMNH 891; 0.1 mm). C. Untreated specimen with mandibles and polypide rudiment preserved in avicularia (AMNH 963; 0.1 mm). D. Maternal zooid with ovicell (AMNH 891; 0.1 mm). E. Autozooidal orifice (AMNH 963; 0.05 mm). F–J. Schizoporella magnifica. F. General aspect (AMNH 964; 0.5 mm). G. Autozooid (AMNH 964; 0.1 mm). H. Maternal zooid with ovicell (AMNH 964; 0.1 mm). I. Autozooidal orifice (AMNH 964; 0.05 mm). J. Ancestrula (lower left) and early autozooids (AMNH 965; 0.1 mm).
Figure 2 in Taxonomy of the fouling cheilostome bryozoans Schizoporella unicornis (Johnston) and Schizoporella errata (Waters)
Figure 2. (A, B) Lectotype of Schizoporella unicornis (NHM 1847.16.174) unbleached portion. (A) Group of ovicellate autozooids. (B) Primary orifice with operculum and paired adventitious avicularia. (C–F) Lectotype of Schizoporella unicornis [NHM 1847.16.174 (a)] bleached portion. (C) Autozooids with detail of ovicell structure. (D) Detail of primary orifice and adventitious avicularium. Note the wide U-shaped sinus and prominent condyles. (E) View of primary orifice from the interior of the autozooid, showing condyles formed from frontal shield calcification. (F) Autozooid with additional adventitious avicularium. Scale bars: 250 µm (A, C, F); 100 µm (B); 50 µm (D, E).
Figure 4 in Taxonomy of the fouling cheilostome bryozoans Schizoporella unicornis (Johnston) and Schizoporella errata (Waters)
Figure 4. (A, B) Topotype of Schizoporella errata (NHM 2009.1.26.1). (A) Primogenial autozooids growing in unilamellar form. Later astogeny with secondary calcification of frontal shield. (B) Frontally budded autozooid in the process of budding a daughter zooid. Later astogeny with secondary calcification of the frontal shield. (C–F) Topotype (NHM 2009.1.26.2). (C) Frontally budded zooid in early astogeny with a polygonal shaped border around each pseudopore. (D) Detail of the primary orifice with its small condyles and the distolaterally directed adventitious avicularium. (E) Ovicells in various stages of development, with a completely porous surface. (F) A group of autozooids undergoing frontal budding. The frontal shield has been removed in some cases to reveal the occluded primary orifice of the basal zooid. Scale bars: 250 µm (A, B, E, F); 150 µm (C); 100 µm (D).
Figure 1 in Taxonomy of the fouling cheilostome bryozoans Schizoporella unicornis (Johnston) and Schizoporella errata (Waters)
Figure 1. (A–D) Images of Wood's Pliocene specimen from the Coralline Crag, Suffolk (NHM B1675) described in Busk (1859). (A) Group of autozooids at growing edge of colony within small bivalve shell. (B) Autozooids exhibiting deep V-shaped sinus. (C) Frontal shield with paired avicularia and deep V-shaped sinus. (D) Detail of primary orifice and sinus. (E, F) Lectotype of Schizoporella unicornis [NHM 1847.16.174 (a)] bleached portion. (E) Group of autozooids at the distal edge of colony with adventitious avicularia, paired, single or absent. (F) Ovicellate autozooids showing radially aligned scalloped grooves. Scale bars: 500 µm (A); 250 µm (B); 100 µm (C, E); 50 µm (D,F).
Figure 3 in Taxonomy of the fouling cheilostome bryozoans Schizoporella unicornis (Johnston) and Schizoporella errata (Waters)
Figure 3. (A–F) Lectotype of Schizoporella errata (MM H1186.3113). (A) Growing edge of colony in primogenial unilamellar mode. (B) Portion of colony showing development of frontally budded zooids in intial phase of multilamellar growth. (C) Various stages of the development of the frontal shield of frontally budded autozooids. (D) Frontal shield of zooids in early astogeny with wide areolae and polygonal shaped border surrounding pseudopores. (E) Primary orifice and adventitious avicularia with operculum intact. The sinus is a wide U-shape with the proximal border of the orifice directed distally from the sinus. The avicularium bears an acutely pointed mandible with a hooked tip. (F) Primary orifice with operculum absent. Condyles small with acute tips. Scale bars: 1 mm (A, B); 500 µm (C); 250 µm (D); 50 µm (E, F).
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