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FIGURE 1 in Taxonomic consideration of eight Chinese bisexual Artemia populations, based on the morphology of frontal knob and gonopod and the result of cross-breeding tests

FIGURE 1. Ventral view of the head of Artemia (Lagkor Co population), showing the position of frontal knobs and their appearance in frontal view. CE = compound eye. E = exopodite of second antenna. FA = first antenna. FK = frontal knob. P = protopodite of second antenna. Scale bar = 1 mm.

FIGURE 2 in Taxonomic consideration of eight Chinese bisexual Artemia populations, based on the morphology of frontal knob and gonopod and the result of cross-breeding tests

FIGURE 2. SEM photographs of the frontal knobs of Chinese bisexual Artemia populations to show the appearance of frontal knobs (A, C, E and H; frontal view) and the arrangement of spines (B, D, F, G and I). (A, B) SIN. (C, D) BDJR. (E, F, G) YIM (arrows in F point to spines arranged in a pattern of sextuplet; G is an enlarged image of a cluster of spines in septuplet pattern). (H, I) JYH. Abbreviations of Artemia populations see Table 1. Scale bars: A, C, E and H = 100 µm; B, D, F and I = 20 µm; G = 10 µm.

FIGURE 5 in Taxonomic consideration of eight Chinese bisexual Artemia populations, based on the morphology of frontal knob and gonopod and the result of cross-breeding tests

FIGURE 5. The distal gonopod spines of the bisexual Artemia from China. (A, B) Panoramic images of the gonopods of LGC (A) and BDJR (B) to show the position of three groups of distal gonopod spines (in B, the position of exolateral spines is arrowed). (C) Orthostichous spines of LGC. (D) Orthostichous spines of BDJR. (E) Posterior spines of LGC. (F) Exolateral spines of YIM. (G) Exolateral spine and spinules (arrowed) of CMC. BG = basal gonopod; BGS = basal gonopod spine; DG = distal gonopod; ES = exolateral spines; FT = finger-like tip; OS = orthostichous spines; PS = posterior spines. Abbreviations of Artemia populations see Table 1. Scale bars: A and B = 100 µm; C–F = 10 µm; G = 5 µm.

FIGURE 7 in Taxonomic consideration of eight Chinese bisexual Artemia populations, based on the morphology of frontal knob and gonopod and the result of cross-breeding tests

FIGURE 7. Scatterplot of the first two canonical discriminant functions (group centroids) results from the discriminant analysis of six morphometric characters in eight Chinese Artemia populations. Abbreviations of Artemia populations see Table 1.

FIGURE 3. Figs. 3A–C in Redescription of Sartoriana trilobata (Alcock, 1909) (Crustacea: Decapoda: Brachyura: Gecarcinucidae) from Assam, Northeast India, with notes on the morphology of male gonopods

FIGURE 3. Figs. 3A–C: Sartoriana trilobata, 3A, dorsal view of left G1; 3B, ventral view of right G1; 3C, dorsal view of G2 (ZSI C8071/2) (scale bar 1 mm). Figs. 3D–F: Sartoriana spinigera, 3D, dorsal view of left G1; 3E, ventral view of right G2; 3F, dorsal view of G2 (ZSI C6070/2) (scale bar 1 mm).

FIGURE 2. Figs. 2A–B in Redescription of Sartoriana trilobata (Alcock, 1909) (Crustacea: Decapoda: Brachyura: Gecarcinucidae) from Assam, Northeast India, with notes on the morphology of male gonopods

FIGURE 2. Figs. 2A–B: Sartoriana trilobata, 2A, ventral view of female pleon; 2B, gonopore on pleon (ZSI C8071/2) (scale bar 10 mm).

FIGURE 5. Figs. 5A–C in Redescription of Sartoriana trilobata (Alcock, 1909) (Crustacea: Decapoda: Brachyura: Gecarcinucidae) from Assam, Northeast India, with notes on the morphology of male gonopods

FIGURE 5. Figs. 5A–C collection sites of Sartoriana trilobata in Lakhimpur district of Assam. Figs. 5A–B, collection sites of Ranganadi River (Lakhimpur district), 5C, Bosagaon beel (Lakhimpur district). Fig. 5D, collection site of Darika River (Sivasagar district of Assam).

FIGURE 1. Figs. 1A–D in Redescription of Sartoriana trilobata (Alcock, 1909) (Crustacea: Decapoda: Brachyura: Gecarcinucidae) from Assam, Northeast India, with notes on the morphology of male gonopods

FIGURE 1. Figs. 1A–D: Sartoriana trilobata (Alcock, 1909), Lakhimpur, Assam, ZSI C8071/2; 1A, dorsal view of carapace; 1B, frontal view of cephalothorax; 1C, ventral view of male pleon; 1D, major cheliped (ZSI C8071/2) (scale bar 10 mm). Figs. 1E–H: Sartoriana spinigera, 1E, dorsal view of carapace; 1F, frontal view of cephalothorax; 1G, ventral view of male pleon; 1H, major cheliped (ZSI C6070/2) (scale bar 10 mm).

FIGURE 4 in Redescription of Sartoriana trilobata (Alcock, 1909) (Crustacea: Decapoda: Brachyura: Gecarcinucidae) from Assam, Northeast India, with notes on the morphology of male gonopods

FIGURE 4. The Map of North-east India; the highlighted areas are [Assam (Sivasagar, Lakhimpur), Mizoram (Lunglei)] habitats of Sartoriana trilobata.

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Figures 38–42. Gonopod characters. Figures 38–40 in On the largest chelodesmid millipedes: taxonomic review and cladistic analysis of the genus Odontopeltis Pocock, 1894 (Diplopoda; Polydesmida; Chelodesmidae)

Figures 38–42. Gonopod characters. Figures 38–40. Sternal gonopod opening, showing the lateral folds (LF), the central support (CS), and the posterior excavation (PE) (characters 20, 22). Figure 38. Presence of lateral folds, central support membranous and posterior margin deeply excavated, surpassing half of the coxae (Cx) of ninth pair of legs (Character 23), Macrocoxodesmus marcusi. Scale bar = 1.0 mm. Figure 39. Sternal gonopod opening showing the central support sclerotized and posterior excavation reaching half of the coxae of ninth pair of legs (Character 23), Telonychopus klossae. Scale bar = 1.0 mm. Figure 40. Absence of lateral folds and posterior edge not reaching half of the coxa, Odontopeltis giganteus. Figures 41, 42. Spines on solenomeres (character 30 in this analysis). Scale bar = 1.0 mm. Figure 41. Spines within spermatic groove, Odontopeltis donabeja. Figure 42. Spines inside and outside spermatic groove, covering the solenomere, Leiodesmus major. Scale bar = 20 μm.

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Figures 31–37. Leg and gonopod characters. Figures 31, 32 in On the largest chelodesmid millipedes: taxonomic review and cladistic analysis of the genus Odontopeltis Pocock, 1894 (Diplopoda; Polydesmida; Chelodesmidae)

Figures 31–37. Leg and gonopod characters. Figures 31, 32. States of the prefemur in Chelodesmidae (character 16). Figure 31. Dorsally globose. Figure 32. Dorsally straight. Figures 33, 34. Spiniform process (SP) on the coxa (Cx) of the gonopod (characters 27, 28). Figure 33. Short – half of the length of the long state. Figure 34. Long. Figures 35–37. Femoral region of the gonopod showing three forms of the solenomere (S) present in this analysis (character 29). Figure 35. Suboval, Leiodesmus major. Figure 36. Falciform, Telonychopus klossae. Figure 37. Sinuous, Pantanalodesmus marinezae. C, canula; Pf, prefemur.

Figure 7 in Morphological changes during ontogeny of the male first and second gonopods of Mithraculus forceps A. Milne-Edwards, 1875 (Brachyura: Majoidea: Mithracidae)

Figure 7. Gonopods of Mithraculus forceps A. Milne-Edwards, 1875 (CW 21.9 mm – size class 15). (a-f), first gonopod. (g, h), second gonopod. (a), general view. (b), apical plate. (c), ejaculatory canal aperture. (d), spines of apex. (e), sensillum. (f), simple setae of shaft; (g), general view, simple setae in detail. (h), apex.

Figure 1. Mithraculus forceps A in Morphological changes during ontogeny of the male first and second gonopods of Mithraculus forceps A. Milne-Edwards, 1875 (Brachyura: Majoidea: Mithracidae)

Figure 1. Mithraculus forceps A. Milne-Edwards, 1875, dorsal view. 15 Males (CW 4.0 to 21.9 mm). Scale bar 1 cm.

Figure 6 in Morphological changes during ontogeny of the male first and second gonopods of Mithraculus forceps A. Milne-Edwards, 1875 (Brachyura: Majoidea: Mithracidae)

Figure 6. Gonopods of Mithraculus forceps A. Milne-Edwards, 1875 (CW 18.1 mm – size class 12). (a-f), first gonopod. (g, h), second gonopod. (a), general view. (b), apical plate. (c), ejaculatory canal aperture. (d), spines of apex. (e), sensillum. (f), plumodenticulate setae of base; (g), general view, plumose setae in detail. (h), apex.

Figure 3 in Morphological changes during ontogeny of the male first and second gonopods of Mithraculus forceps A. Milne-Edwards, 1875 (Brachyura: Majoidea: Mithracidae)

Figure 3. Gonopods of Mithraculus forceps A. Milne-Edwards, 1875 (CW 4.0 mm – size class 1). (a-f), first gonopod. (g, h), second gonopod. (a), general view. (b), distal view. (c), apex view. (d), spines of apex. (e), sensillum. (f), plumose seta of base; (g), general view, plumodenticulate setae in detail. (h), apex.

Figure 4 in Morphological changes during ontogeny of the male first and second gonopods of Mithraculus forceps A. Milne-Edwards, 1875 (Brachyura: Majoidea: Mithracidae)

Figure 4. Gonopods of Mithraculus forceps A. Milne-Edwards, 1875 (CW 8.9 mm – size class 5). (a-f), first gonopod. (g, h), second gonopod. (a), general view. (b), apical plate. (c), ejaculatory canal aperture. (d), spines of apex. (e), sensilla. (f), plumose setae of base; (g), general view, plumodenticulate setae in detail. (h), apex.

opennotspecifiedJun 2022View details →

FIGURE 35. A–E, First male gonopods. A–C in Brachyuran crabs (Crustacea, Decapoda) from the remote oceanic Archipelago Trindade and Martin Vaz, South Atlantic Ocean

FIGURE 35. A–E, First male gonopods. A–C, Cataleptodius floridanus (Gibbes, 1850). A, B, Male, cl 17 mm, cw 27 mm (MZUSP 9937). C, Male from Tortugas, Florida, cl 7 mm, cw 11 mm (after Monod 1956: 293, fig. 356, as Xantho floridana, reproduced by Guinot 1968: 707, fig. 23, as Cataleptodius floridanus). D, Mecataleptodius parvulus (Fabricius, 1793), gen.

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FIGURE 36. A–D, First male gonopods. A in Brachyuran crabs (Crustacea, Decapoda) from the remote oceanic Archipelago Trindade and Martin Vaz, South Atlantic Ocean

FIGURE 36. A–D, First male gonopods. A, Leptodius exaratus (H. Milne Edwards, 1834), type species of Leptodius A. Milne-Edwards, 1869, neotype, cl 16.1 mm, cw 23.7 mm, after Lee et al. (2013:195, fig. 4B). B, Xantho hydrophilus (Herbst, 1790), senior synonym of Cancer incisus Leach, 1814, type species of Xantho Leach, 1814, after Drach & Forest (1953:18, fig. 21, as Xantho floridus Montagu, 1808). C, Cataleptodius occidentalis (Stimpson, 1871), after Holthuis (1954: 30, fig. 11b). D, Xanthodius sternberghii Stimpson, 1859, type species of Xanthodius Stimpson, 1859 (after López 1990).

opennotspecifiedJul 2020View details →

Fig. 9. A in A New Genus and Two New Species of Freshwater Crab (Crustacea: Brachyura: Potamidae) with Unusual Coiled Tip of Male Second Gonopods from Yunnan, Southwestern China

Fig. 9. A Bayesian inference (BI) tree for species of Potamiscinae from East Asia, Indochina and Southeast Asia, based on mitochondrial 16S rRNA gene. Probability values at nodes represent support values for BI and minimum evolution (ME).