. Bulletin of the British Museum (Natural History) Zoology. TWELVE SOIL TESTATE AMOEBAE FROM AUSTRALIA, AFRICA, AND AUSTRIA Table 8. Morphometric characterization of Paraquadrula irregularis. All measurements in urn. Table 9. Morphometric characterization of Assulina muscorum. All measurements in urn. Character M SD SE CV Min Max n Character (1) 26 32 21 (1) (2) 24 30 21 (2) (3) 16 21 16 (3) (4) 8 13 18 (4) (5) 3 6 13 (5) Platelets, length 8 21 (6) M SD S
. Bulletin of the British Museum (Natural History) Zoology. TWELVE SOIL TESTATE AMOEBAE FROM AUSTRALIA, AFRICA, AND AUSTRIA Table 8. Morphometric characterization of Paraquadrula irregularis. All measurements in urn. Table 9. Morphometric characterization of Assulina muscorum. All measurements in urn. Character M SD SE CV Min Max n Character (1) 26 32 21 (1) (2) 24 30 21 (2) (3) 16 21 16 (3) (4) 8 13 18 (4) (5) 3 6 13 (5) Platelets, length 8 21 (6) M SD SE CV Min Max 38 53 20 26 45 20 16 22 16 6 13 20 4 6 16 2 5 16 towards the parallel-sided neck. Lateral pores as found by Hoogenraad & De Groot (1940) in some individuals did not occur in our population. Paraquadrula irregularis (Archer, 1877) Deflandre, 1932 Figs 40-50, Tables 1,8 BM (NH) Reg. No. shell colourless, transparent, circular in broad view, slightly flattened laterally, composed of more or less quadratic calcareous platelets, sometimes irregularly arranged (Figs 40,42). Aperture elliptic. Nucleus with central nucleolus. Separation from the very similar P. discoides by lesser flattening in P. irregularis. Characters (l)-(3) fairly constant, while measurements of. Figs 51-56 Assulina muscorum, light microscopic (Figs 51,52) and SEM-aspects (Figs 54-56) and ideal individual (Fig. 53). 51 Broad lateral view of atypically broad specimen. 52 Broad lateral view of typic specimen. 53 Broad lateral, narrow lateral and ventral view. 54,55 Broad lateral and ventral view, x 2100, x 1700. 56 Aperture showing organic cement, x 3400. Scale bar divisions 10 Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustration
Size: 1683px × 1485px
Photo credit: © Book Worm / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1900, bookcollection, bookpublisherlondonbutterworths
