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8 results for “Chamaedrilus”
FIGURE 1 in A new Scandinavian Chamaedrilus species (Clitellata: Enchytraeidae), with additional notes on others
FIGURE 1. Chamaedrilus asloae sp. nov. A. Habitus of anterior part of body in dorsal view; pharyngeal glands marked with arrows (Holotype) B. Habitus of anterior part of body in lateral view, showing the size, shape and number of pharyngeal glands (arrows) (specimen CE26608). C. Brain, dorsal view (Holotype). D. Chaetal bundles in segments II and III (Paratype CE32736). E. Lateral chaetal bundle in segment XLI (Paratype CE32736). F. Nephridium, at 17/18, ventral view (Paratype CE32735). Abbreviations: b = brain; f = funnel; np = nephridial pore. Scale bars 100 µm.
FIGURE 4 in A new Scandinavian Chamaedrilus species (Clitellata: Enchytraeidae), with additional notes on others
FIGURE 4. Species tree for Chamaedrilus estimated using the Multi-Species Coalescent model. Posterior probabilities are shown at branches. Scale shows proportion of tree length.
FIGURE 2. A, B. Chamaedrilus chalupskyi. A. Male genital duct. B. Spermatheca. C. C in A new Scandinavian Chamaedrilus species (Clitellata: Enchytraeidae), with additional notes on others
FIGURE 2. A, B. Chamaedrilus chalupskyi. A. Male genital duct. B. Spermatheca. C. C. varisetosus, spermatheca. Abbreviations: ec = ental chamber; eg = ectal gland; pb = penial bulb; sa = spermathecal ampulla; sd = spermathecal duct; sf = sperm funnel; vd = vas deferens. Scale bars: 100 µm.
Figure 3 from: Martinsson S, Rota E, Erséus C (2015) Corrigenda: Martinsson S, Rota E, Erséus C (2015) On the identity of Chamaedrilus glandulosus (Michaelsen, 1888) (Clitellata, Enchytraeidae), with the description of a new species. ZooKeys 501: 1–14. doi: 10.3897/zookeys.501.9279. ZooKeys 504: 153-154. https://doi.org/10.3897/zookeys.504.9972
Figure 3 - Chamaedrilus varisetosus sp. n. A Anterior part of body (immature specimen) in lateral view, indicating chaetal distribution and the size, shape and number of pharyngeal glands B Male genitalia of a mature worm with male pores in segment VIII C Spermatheca D Brain, dorsal view E Nephridium at septum 10/11, lateral view. Abbreviations: eg = ectal gland; pb = penial bulb; sa = spermathecal ampulla; sd = spermathecal duct; sf = sperm funnel; vd = vas deferens. Scale bars: 200 μm (A); 50 μm (B–E).
Figure 1 from: Martinsson S, Rota E, Erséus C (2015) On the identity of Chamaedrilus glandulosus (Michaelsen, 1888) (Clitellata, Enchytraeidae), with the description of a new species. ZooKeys 501: 1-14. https://doi.org/10.3897/zookeys.501.9279
Figure 1 - Boxplots showing differences in body size between Chamaedrilus glandulosus (Michaelsen, 1888) sensu stricto and Chamaedrilus varisetosus sp. n. A Length of 20 anteriormost segments B Width in segment XII. Both differences are significant (two-sided t-tests; P = 1.5E-5 and P = 5.5E-5, respectively).
Figure 3 from: Martinsson S, Rota E, Erséus C (2015) On the identity of Chamaedrilus glandulosus (Michaelsen, 1888) (Clitellata, Enchytraeidae), with the description of a new species. ZooKeys 501: 1-14. https://doi.org/10.3897/zookeys.501.9279
Figure 3 - Chamaedrilus varisetosus sp. n. A Anterior part of body (immature specimen) in lateral view, indicating chaetal distribution and the size, shape and number of pharyngeal glands B Male genitalia of a mature worm with male pores in segment VIII C Spermatheca D Brain, dorsal view E Nephridium at septum 10/11, lateral view. Abbreviations: eg = ectal gland; pb = penial bulb; sa = spermathecal ampulla; sd = spermathecal duct; sf = sperm funnel; vd = vas deferens. Scale bars: 200 µm (A); 50 µm (B-E).
Figure 2 from: Martinsson S, Rota E, Erséus C (2015) On the identity of Chamaedrilus glandulosus (Michaelsen, 1888) (Clitellata, Enchytraeidae), with the description of a new species. ZooKeys 501: 1-14. https://doi.org/10.3897/zookeys.501.9279
Figure 2 - Chamaedrilus glandulosus (Michaelsen, 1888) sensu stricto. A Anterior part of body (immature specimen) in lateral view, indicating chaetal distribution and the size, shape and number of pharyngeal glands B Sperm funnel, ental tract of vas deferens and penial bulb, to show their relative size proportions C Nephridium at septum 8/9, lateral view D Nephridium at septum 10/11, lateral view E Spermatheca F Spermatheca redrawn from Michaelsen (1888). Abbreviations: eg = ectal gland; pb = penial bulb; sa = spermathecal ampulla; sd = spermathecal duct; sf = sperm funnel. Scale bars: 200 µm (A); 50 µm (B–E).
FIGURE 3 in A new Scandinavian Chamaedrilus species (Clitellata: Enchytraeidae), with additional notes on others
FIGURE 3. Gene trees of Chamaedrilus estimated by Bayesian inference; C. asloae sp. nov. shaded in green. A. 16S B. COI. C. H3. D. ITS2. Posterior probabilities shown at branches. Scales show expected number of changes per site.
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