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117 results for “Chromadoridae”
Fig. 4. Cobbionema cylindrolaimoides Schuurmans Stekhoven, 1950. A in Revision of the genus Cobbionema Filipjev, 1922 (Nematoda, Chromadorida, Selachinematidae)
Fig. 4. Cobbionema cylindrolaimoides Schuurmans Stekhoven, 1950. A. Female head region (ventral side to the left) (SMNH-179211). B. Surface view of female head (ventral side to the left) (SMNH-197211). C. Surface view of male head (ventral side to the right) (SMNH-179212). D. Anterior part of male (ventral side to the right) (SMNH-179212). E. Female mid body region showing anterior branch of the reproductive system and an egg (SMNH-179211). F. Dorsoventral view of spicules (SMNH-179213). G. Lateral view of spicules (SMNH-179214). H. Spicule. I. Crura. J. Female tail (SMNH-179211). Scale bar = 20 µm.
Fig. 3. Cobbionema acrocerca Filipjev, 1922. Light micrographs. A in Revision of the genus Cobbionema Filipjev, 1922 (Nematoda, Chromadorida, Selachinematidae)
Fig. 3. Cobbionema acrocerca Filipjev, 1922. Light micrographs. A. Female stoma showing stoma armament, arrow pointing to the left ventrosublateral tine (SMNH-179217). B. Anterior part of a female with arrow pointing to the sphincter muscle surrounding the anterior stoma chamber (SMNH-179217). C. Anterior part of a female with arrow showing the ampulla of the secretory-excretory system (SMNH-179218). D. Caudal region a male showing spicule. E. Caudal region of a male showing the crura (arrow) (SMNH-179218). F. Cuticle showing lateral ala (SMNH-179223). G. Nematode prey inside a female (arrow) (SMNH-179216). H. Male caudal region (SMNH-179217). I. Female caudal region (SMNH-179223).
Fig. 2. Cobbionema acrocerca Filipjev, 1922. A in Revision of the genus Cobbionema Filipjev, 1922 (Nematoda, Chromadorida, Selachinematidae)
Fig. 2. Cobbionema acrocerca Filipjev, 1922. A. Female head region (ventral side to the right) (SMNH-179223). B. Surface view of female head (ventral side to the right) (SMNH-179223). C. Surface view of male head (ventral side to the left) (SMNH-179217). D. Anterior part of male (ventral side to the left) (SMNH-179217). E. Female mid-body region showing anterior branch of the reproductive system and lateral ala (SMNH-179216). F. Female caudal region (SMNH-179216). G. Male caudal region (SMNH-179217). H. Spicule. I. Crura. Scale bar = 20 µm.
Fig. 1 in Revision of the genus Cobbionema Filipjev, 1922 (Nematoda, Chromadorida, Selachinematidae)
Fig. 1. Halichoanolaimus robustus (Bastian, 1865). Scanning electron micrographs. Abbreviations: a = anterior row of pointed projections; b = posterior row of pointed projections; c = field of distinct denticles; d = the three tines (one middorsal, two ventrosublateral). Scale bar = 25 µm.
FIGURE 2 in A new species of the rare nematode genus Paramicrolaimus Wieser, 1954 (Chromadorida: Paramicrolaimidae) from the south eastern Arabian Sea
FIGURE 2. Paramicrolaimus damodarani sp. nov. entire organism. Scale bar 20 µm.
FIGURE 1 in A new species of the rare nematode genus Paramicrolaimus Wieser, 1954 (Chromadorida: Paramicrolaimidae) from the south eastern Arabian Sea
FIGURE 1. Map of south eastern Arabian Sea showing area of collection of Paramicolaimus.
Figure 6 from: Liang H, Guo W, Wang C (2024) Two new species of Hypodontolaiminae (Nematoda, Chromadorida, Chromadoridae) from the Yellow Sea with a phylogenetic analysis in the subfamily. ZooKeys 1190: 281-302. https://doi.org/10.3897/zookeys.1190.113418
Figure 6 Bayesian inference tree of the subfamily Hypodontolaiminae inferred from the D2-D3 fragment of Large Subunit (LSU) sequences under the general time-reversible (GTR) + gamma distribution (G) model. Posterior probability (left) and bootstrap values (right) are given on corresponding clades. The sequences obtained in this study are shown in bold. The scales indicate substitutions per site.
Figure 3 from: Liang H, Guo W, Wang C (2024) Two new species of Hypodontolaiminae (Nematoda, Chromadorida, Chromadoridae) from the Yellow Sea with a phylogenetic analysis in the subfamily. ZooKeys 1190: 281-302. https://doi.org/10.3897/zookeys.1190.113418
Figure 3 Neochromadora parabilineata sp. nov. A lateral view of male anterior region showing cuticle and amphidial fovea (holotype) B lateral view of male buccal cavity (holotype) C lateral view of male anterior region showing pharyngeal region (holotype) D lateral view of male cuticle at pharynx region (holotype) E lateral view of male cuticle at middle body (holotype) F lateral view of female anterior region showing buccal cavity and pharyngeal region (22HSB11-1-18) G lateral view of spicules and gubernaculum (22HSB11-2-20) H lateral view of male posterior body, showing precloacal supplements and tail (holotype) I lateral view of female whole body (22HSB11-2-18) J lateral view of female posterior body showing tail (22HSB11-2-18). Scale bars: 20 µm (A–H, J); 50 µm (I).
Figure 4 from: Liang H, Guo W, Wang C (2024) Two new species of Hypodontolaiminae (Nematoda, Chromadorida, Chromadoridae) from the Yellow Sea with a phylogenetic analysis in the subfamily. ZooKeys 1190: 281-302. https://doi.org/10.3897/zookeys.1190.113418
Figure 4 Neochromadora parabilineata sp. nov. A lateral view of male anterior region showing cuticle (holotype) B lateral view of female anterior region showing amphidial fovea (arrow) (22HSB11-2-18) C lateral view of cuticle at middle body (holotype) D lateral view of male posterior body, showing spicules (22HSB11-2-20) E lateral view of male posterior body, showing gubernaculum (22HSB11-2-20; F lateral view of male posterior body, showing precloacal supplements (arrows) (holotype) G lateral view of male posterior body, showing tail and cuticle (22HSB11-2-20). Scale bars: 20 µm.
Figure 5 from: Liang H, Guo W, Wang C (2024) Two new species of Hypodontolaiminae (Nematoda, Chromadorida, Chromadoridae) from the Yellow Sea with a phylogenetic analysis in the subfamily. ZooKeys 1190: 281-302. https://doi.org/10.3897/zookeys.1190.113418
Figure 5 Bayesian inference tree of the subfamily Hypodontolaiminae inferred from Small Subunit (SSU) sequences under the general time-reversible (GTR) + gamma distribution (G) + proportion of invariable sites (I) model. Posterior probability (left) and bootstrap values (right) are given on corresponding clades. The sequences obtained in this study are shown in bold. The scales indicate substitutions per site.
Figure 2 from: Liang H, Guo W, Wang C (2024) Two new species of Hypodontolaiminae (Nematoda, Chromadorida, Chromadoridae) from the Yellow Sea with a phylogenetic analysis in the subfamily. ZooKeys 1190: 281-302. https://doi.org/10.3897/zookeys.1190.113418
Figure 2 Dichromadora media sp. nov. A lateral view of male anterior region showing tooth (arrow) (holotype) B lateral view of male anterior region showing cuticle, amphidial fovea (arrow) (holotype) C lateral view of male anterior region showing pharyngeal region (holotype) D lateral view of male posterior body, showing spicules (holotype) E lateral view of male posterior body, showing gubernaculum (22ZJT8-1-2) F lateral view of male posterior body, showing precloacal supplements (arrows) (holotype) G lateral view of female anterior region showing amphidial fovea (arrow) (22ZJT8-1-2) H lateral view of distal end of spicules (22ZJT8-2-5). Scale bars: 20 µm.
Figure 1 from: Liang H, Guo W, Wang C (2024) Two new species of Hypodontolaiminae (Nematoda, Chromadorida, Chromadoridae) from the Yellow Sea with a phylogenetic analysis in the subfamily. ZooKeys 1190: 281-302. https://doi.org/10.3897/zookeys.1190.113418
Figure 1 Dichromadora media sp. nov. A lateral view of male anterior region showing cuticle and amphidial fovea (holotype) B lateral view of male buccal cavity (holotype); C lateral view of male anterior region showing pharyngeal region (holotype) D lateral view of female anterior region showing buccal cavity, amphidial fovea and pharyngeal region (22ZJT8-2-7) E lateral view of female whole body (22ZJT8-2-7) F lateral view of male posterior body, showing precloacal supplements and tail (holotype); G lateral view of spicules and gubernaculum (22ZJT8-2-5) H lateral view of female posterior body showing tail (22ZJT8-2-7). Scale bars: 20 µm (A–D, F, H); 50 µm (E).
FIGURE 1 in Draconema brasiliensis and Draconema fluminensis (Chromadorida, Draconematidae): two new species of free living nematodes from a rocky shore affected by upwelling on the Brazilian coast
FIGURE 1. Map of the study area.
FIGURE 7 in The state of the art of Chromadoridae (Nematoda, Chromadorida): a historical review, diagnoses and comments about valid and dubious genera and a list of valid species
FIGURE 7. Bayesian tree inferred by 28S sequences. The species are coloured based on current classification: *Species currently classified in a subfamily different from that which was grouped by Bayesian analysis. The posterior probabilities are given on each node. The scale represents substitutions per site.
FIGURE 3 in The state of the art of Chromadoridae (Nematoda, Chromadorida): a historical review, diagnoses and comments about valid and dubious genera and a list of valid species
FIGURE 3. Schematic representation of Euchromadorinae genera. The drawings aim to show head with buccal cavity and amphideal fovea, cuticle ornamentation (general pattern or C1 to C3: variation from anterior to posterior region of the body) and copulatory apparatus. In all drawings the right side is the dorsal side of the nematode.
FIGURE 1 in The state of the art of Chromadoridae (Nematoda, Chromadorida): a historical review, diagnoses and comments about valid and dubious genera and a list of valid species
FIGURE 1. Schematic representation of Chromadorinae genera. The drawings aim to show head with buccal cavity and amphideal fovea, and cuticle ornamentation (general pattern or C1 at anterior body level and C2 at posterior body level). In all drawings the right side is the dorsal side of the nematode.
FIGURE 4 in The state of the art of Chromadoridae (Nematoda, Chromadorida): a historical review, diagnoses and comments about valid and dubious genera and a list of valid species
FIGURE 4. Schematic representation of Harpagonchinae and Spilipherinae genera. The drawings aim to show head with buccal cavity and amphideal fovea and cuticle ornamentation (general pattern). For Harpagonchus, Harpagonchoides and Acantholaimus the copulatory apparatus is also presented. In all drawings the right side is the dorsal side of the nematode.
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