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Dataset results
12 results for “Heteromeyenia”
FIGURE 5 in A new species of freshwater sponge, Heteromeyenia barlettai sp. nov. from an aquarium in São Paulo, Brazil (Spongillida: Spongillidae)
FIGURE 5. Scanning electron microscopy images of the spicule set of Heteromeyenia insignis Weltner, 1895 (MNRJ 0002). (a) Megascleres: acanthoxeas. (b) Detail of the shaft of a mesgasclere. (c) Acanthoxea microscleres' shapes. (d) Detail of the shaft of microscleres. (e) Pseudobirotule gemmulosclere. (f) Various shapes of birotule gemmuloscleres. (g) Detail of the pseudorotule of a pseudobirotule. (h) Detail of the rotule of a birotule. Scale bars: a 100 µm, b 10 µm, c, e, f 30 µm, d, g, h 5 µm.
FIGURE 2 in A new species of freshwater sponge, Heteromeyenia barlettai sp. nov. from an aquarium in São Paulo, Brazil (Spongillida: Spongillidae)
FIGURE 2. Scanning electron microscopy images of spicules of the holotype (UFPEPOR 1728) of Heteromeyenia barlettai sp. nov. (a) Megascleres: acanthoxeas. (b) Detail of the shaft of a megasclere. (c) Various shapes of acanthoxea microscleres. (d) Detail of the shaft of microscleres. (e) Various shapes of birotule gemmuloscleres. (f) Detail of the shaft of gemmuloscleres. (g) Detail of the rotules of gemmuloscleres. Scale bars: a 100 µm, b 10 µm, c, e 30 µm, d, f, g 5 µm.
FIGURE 1 in A new species of freshwater sponge, Heteromeyenia barlettai sp. nov. from an aquarium in São Paulo, Brazil (Spongillida: Spongillidae)
FIGURE 1. Heteromeyenia barlettai sp. nov. in situ. (a) H. barlettai sp. nov. (Holotype. UFPEPOR 1728) adhered to a leave of the macrophyte (Microsorum pteropusi). (b) H. barlettai sp. nov. adhered to a leave of the macrophyte (Vallisneria nana). (c) H. barlettai sp. nov. adhered to a root of the macrophyte (Pistia stratiotes). Scale bars: a – c 4 mm.
FIGURE 4. Heteromeyenia insignis Weltner, 1895 in A new species of freshwater sponge, Heteromeyenia barlettai sp. nov. from an aquarium in São Paulo, Brazil (Spongillida: Spongillidae)
FIGURE 4. Heteromeyenia insignis Weltner, 1895 (MNRJ 0002), dry specimen. Scale bars: a 1 cm, b, c 500 µm.
FIGURE 3 in A new species of freshwater sponge, Heteromeyenia barlettai sp. nov. from an aquarium in São Paulo, Brazil (Spongillida: Spongillidae)
FIGURE 3. Scanning electron microscopy images of gemmules of the holotype of Heteromeyenia barlettai sp. nov. (UFPEPOR 1728). (a) Gemmule. (b) Foramen of gemmule. (c) Well developed, tri-layered gemmular theca. Scale bars: a 300 µm, b, c 50 µm.
FIGURE 6 in A new species of freshwater sponge, Heteromeyenia barlettai sp. nov. from an aquarium in São Paulo, Brazil (Spongillida: Spongillidae)
FIGURE 6. Scanning electron microscopy images of the gemmules of Heteromeyenia insignis Weltner, 1895 (MNRJ 0002). (a) Gemmule. (b) Foramen of gemmule. (c) Well developed, tri-layered gemmular theca. Scale bars: a 300 µm, b, c 50 µm.
FIGURE 6 in A new species of freshwater sponge, Heteromeyenia barlettai sp. nov. from an aquarium in São Paulo, Brazil (Spongillida: Spongillidae)
FIGURE 6. Scanning electron microscopy images of the gemmules of Heteromeyenia insignis Weltner, 1895 (MNRJ 0002). (a) Gemmule. (b) Foramen of gemmule. (c) Well developed, tri-layered gemmular theca. Scale bars: a 300 µm, b, c 50 µm.
FIGURE 5 in A new species of freshwater sponge, Heteromeyenia barlettai sp. nov. from an aquarium in São Paulo, Brazil (Spongillida: Spongillidae)
FIGURE 5. Scanning electron microscopy images of the spicule set of Heteromeyenia insignis Weltner, 1895 (MNRJ 0002). (a) Megascleres: acanthoxeas. (b) Detail of the shaft of a mesgasclere. (c) Acanthoxea microscleres' shapes. (d) Detail of the shaft of microscleres. (e) Pseudobirotule gemmulosclere. (f) Various shapes of birotule gemmuloscleres. (g) Detail of the pseudorotule of a pseudobirotule. (h) Detail of the rotule of a birotule. Scale bars: a 100 µm, b 10 µm, c, e, f 30 µm, d, g, h 5 µm.
FIGURE 4. Heteromeyenia insignis Weltner, 1895 in A new species of freshwater sponge, Heteromeyenia barlettai sp. nov. from an aquarium in São Paulo, Brazil (Spongillida: Spongillidae)
FIGURE 4. Heteromeyenia insignis Weltner, 1895 (MNRJ 0002), dry specimen. Scale bars: a 1cm, b,c 500 µm.
FIGURE 1 in A new species of freshwater sponge, Heteromeyenia barlettai sp. nov. from an aquarium in São Paulo, Brazil (Spongillida: Spongillidae)
FIGURE 1. Heteromeyenia barlettai sp. nov. in situ. (a) H. barlettai sp. nov. (Holotype. UFPEPOR 1728) adhered to a leave of the macrophyte (Microsorum pteropusi). (b) H. barlettai sp. nov. adhered to a leave of the macrophyte (Vallisneria nana). (c) H. barlettai sp. nov. adhered to a root of the macrophyte (Pistia stratiotes). Scale bars: a–c 4 mm.
FIGURE 2 in A new species of freshwater sponge, Heteromeyenia barlettai sp. nov. from an aquarium in São Paulo, Brazil (Spongillida: Spongillidae)
FIGURE 2. Scanning electron microscopy images of spicules of the holotype (UFPEPOR 1728) of Heteromeyenia barlettai sp. nov. (a) Megascleres: acanthoxeas. (b) Detail of the shaft of a megasclere. (c) Various shapes of acanthoxea microscleres. (d) Detail of the shaft of microscleres. (e) Various shapes of birotule gemmuloscleres. (f) Detail of the shaft of gemmuloscleres. (g) Detail of the rotules of gemmuloscleres. Scale bars: a 100 µm, b 10 µm, c, e 30 µm, d, f, g 5 µm.
FIGURE 3 in A new species of freshwater sponge, Heteromeyenia barlettai sp. nov. from an aquarium in São Paulo, Brazil (Spongillida: Spongillidae)
FIGURE 3. Scanning electron microscopy images of gemmules of the holotype of Heteromeyenia barlettai sp. nov. (UFPEPOR 1728). (a) Gemmule. (b) Foramen of gemmule. (c) Well developed, tri-layered gemmular theca. Scale bars: a 300 µm, b, c 50 µm.
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