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363 results for “Merodon”
Fig. 2. Merodon aureus Fabricius, 1805 in An assessment of new character in hoverfly species delimitation using linear and geometric morphometrics - genus Merodon Meigen, 1803 (Diptera: Syrphidae) as a case study
Fig. 2. Merodon aureus Fabricius, 1805, ♂, right wing with the location of 20 semilandmarks selected for geometric morphometric analysis.
Fig. 3. Box plot showing a in An assessment of new character in hoverfly species delimitation using linear and geometric morphometrics - genus Merodon Meigen, 1803 (Diptera: Syrphidae) as a case study
Fig. 3. Box plot showing a comparison of the angle at the intersection of the R4+5 vein and the middle line for all species used in the analysis.
Fig. 7 in An assessment of new character in hoverfly species delimitation using linear and geometric morphometrics - genus Merodon Meigen, 1803 (Diptera: Syrphidae) as a case study
Fig. 7. Results of the geometric morphometric wing shape analysis of males of the Merodon clavipes and pruni groups. A–B. Scatter plot of individual scores showing the R4+5 vein shape variability. C–D. Scatter plot of individual scores showing the wing shape variability from Vujić et al. (in prep.). E–F. Scatter plot of individual scores showing the semilandmark R4+5 vein shape and landmark wing shape variability. G–H. Superimposed outline drawings showing the R4+5 vein shape differences between the males of the investigated species.
Fig. 6 in An assessment of new character in hoverfly species delimitation using linear and geometric morphometrics - genus Merodon Meigen, 1803 (Diptera: Syrphidae) as a case study
Fig. 6. Results of the geometric morphometric wing shape analysis of females of the Merodon natans group. A. Scatter plot of individual scores showing the R4+5 vein shape variability. B. Scatter plot of individual scores showing wing the shape variability from Vujić et al. (2021c). C. Scatter plot of individual scores showing the semilandmark R4+5 vein shape and landmark wing shape variability D. Superimposed outline drawings showing the R4+5 vein shape differences among females of the investigated species.
Figure 2 in Pupal stages of three species of the phytophagous genus Merodon Meigen (Diptera: Syrphidae)
Figure 2. – Neighbor-Joining analysis of related callionymid species showing the specimen captured in Galician waters is bolded.
Figure 1 in Pupal stages of three species of the phytophagous genus Merodon Meigen (Diptera: Syrphidae)
Figure 1. – Specimen of Synchiropus phaeton. A: View of the entire specimen of 220 mm TL; B: Detail of head and first dorsal fin; C: Detail of the preopercular spine showing 2 dorsal points.
Figure 3 in Pupal stages of three species of the phytophagous genus Merodon Meigen (Diptera: Syrphidae)
Figure 3. – Histological slides of Synchiropus phaeton ovary with evidence of past spawning (POF: postovulatory follicles) and next spawning (OM: oocyte maturation). PG: primary growth oocytes; SG: secondary growth oocytes (includes cortical alveoli and vitellogenic oocytes).
Linked collectors and determiners for: Three new Eastern-Mediterranean endemic species of the Merodon aureus group (Diptera: Syrphidae).
Natural history specimen data linked to collectors and determiners held within, "Three new Eastern-Mediterranean endemic species of the Merodon aureus group (Diptera: Syrphidae)". Claims or attributions were made on Bionomia by volunteer Scribes, <a href="https://bionomia.net/dataset/45ce91e2-3e09-4ff1-a1bf-f3ca8f1f592c">https://bionomia.net/dataset/45ce91e2-3e09-4ff1-a1bf-f3ca8f1f592c</a> using specimen data from the dataset aggregated by the Global Biodiversity Information Facility, <a href="https://gbif.org/dataset/45ce91e2-3e09-4ff1-a1bf-f3ca8f1f592c">https://gbif.org/dataset/45ce91e2-3e09-4ff1-a1bf-f3ca8f1f592c</a>. Formatted as a Frictionless Data package.
Linked collectors and determiners for: Integrative taxonomy of the Merodon aberrans (Diptera, Syrphidae) species group: distribution patterns and description of three new species.
Natural history specimen data linked to collectors and determiners held within, "Integrative taxonomy of the Merodon aberrans (Diptera, Syrphidae) species group: distribution patterns and description of three new species". Claims or attributions were made on Bionomia by volunteer Scribes, <a href="https://bionomia.net/dataset/1675d5af-45e3-465f-b6a2-0488c00137aa">https://bionomia.net/dataset/1675d5af-45e3-465f-b6a2-0488c00137aa</a> using specimen data from the dataset aggregated by the Global Biodiversity Information Facility, <a href="https://gbif.org/dataset/1675d5af-45e3-465f-b6a2-0488c00137aa">https://gbif.org/dataset/1675d5af-45e3-465f-b6a2-0488c00137aa</a>. Formatted as a Frictionless Data package.
Linked collectors and determiners for: Taxonomic revision of the Merodon tarsatus species group (Diptera, Syrphidae).
Natural history specimen data linked to collectors and determiners held within, "Taxonomic revision of the Merodon tarsatus species group (Diptera, Syrphidae)". Claims or attributions were made on Bionomia by volunteer Scribes, <a href="https://bionomia.net/dataset/c9dd1fb8-3d04-47e0-9e20-2e57ff4855db">https://bionomia.net/dataset/c9dd1fb8-3d04-47e0-9e20-2e57ff4855db</a> using specimen data from the dataset aggregated by the Global Biodiversity Information Facility, <a href="https://gbif.org/dataset/c9dd1fb8-3d04-47e0-9e20-2e57ff4855db">https://gbif.org/dataset/c9dd1fb8-3d04-47e0-9e20-2e57ff4855db</a>. Formatted as a Frictionless Data package.
Fig. 4 in DNA barcoding applied: identifying the larva of Merodon avidus (Diptera: Syrphidae)
Fig. 4. SEM micrographs of the anal segment of Merodon avidus Rossi, 1790 larva (La): A – anal segment; B – lappet; C – posterior respiratory process; D – inter-spiracular setae. Abbreviations: cs – central scars; is – inter-spiracular setae; lp – lappets; prp – posterior respiratory process; so – spiracular openings.
Fig. 2 in DNA barcoding applied: identifying the larva of Merodon avidus (Diptera: Syrphidae)
Fig. 2. Light micrographs of Merodon avidus Rossi, 1790 larva: A – larva in ventral view (La); B – head (Lc); C – thorax (La); D – primordia of pupal spiracles (Lc); E – lappets (Lc); F – posterior respiratory process (La). Abbreviations: am – antenno-maxillary organs; as – anterior spiracles; lp – lappets; mh – mouth hooks; prp – posterior respiratory process; pps – primordia of pupal spiracles.
Fig. 3 in DNA barcoding applied: identifying the larva of Merodon avidus (Diptera: Syrphidae)
Fig. 3. SEM micrographs of Merodon avidus Rossi, 1790 larva (La): A – mandibles; B – head; C – antenno-maxillary organs; D – anterior spiracle; E – larva in ventral view; F – locomotory organ. Abbreviations: ac – antennal cone; am – antenno-maxillary organs; an – antenna; lo – locomotory organs; mh – mouth hooks; mp – maxillary palp.
Figure 6 in High molecular and phenotypic diversity in the Merodon avidus complex (Diptera, Syrphidae): cryptic speciation in a diverse insect taxon
Figure 6. Scatterplot of individual scores from the canonical variate analysis (CVA) of female specimens of: A, sympatric populations of Merodon avidus A and M. avidus B from Dubašnica Mt (ADUB, BDUB) and Greece (AGRE, BGRE) (Wilks' L = 0.003; F(48,30) = 3.64; P <0.001); B, allopatric populations of M. avidus A from FYR MACEDONIA (AMKD), Morinj (AMOR), and the Pannonian region (APAN) (Wilks' L = 0.09; F(32,48) = 3.59; P <0.0001); C, allopatric populations of M. avidus B from Durmitor Mt (BDUR), Stara Mt (BSPL), Kopaonik Mt (BKOP), and FYR MACEDONIA (BMKD) (Wilks' L = 0.36; F(32,32) = 0.66; P <0.879); D, allopatric populations of M. avidus A and M. avidus B (Wilks' L = 0.09; F(80,245) = 1.94; P <0.0001). The amount of variation explained by each canonical axis is in parentheses.
Figure 5 in High molecular and phenotypic diversity in the Merodon avidus complex (Diptera, Syrphidae): cryptic speciation in a diverse insect taxon
Figure 5. Scatterplot of individual scores from the canonical variate analysis (CVA) of all specimens (both sexes) of metapopulations: A, Merodon avidus A from Dubašnica Mt (ADUB) (Wilks' L = 0.04; F(48,72) = 3.06; P <0.000); B, M. avidus B from Dubašnica Mt (BDUB) (Wilks' L = 0.10; F(64,174) = 2.18; P <0.000); C, M. avidus B from Durmitor Mt (BDUR) (Wilks' L = 0.10; F(64,174) = 2.21; P <0.000); D, M. avidus A from FYR MACEDONIA (AMKD) (Wilks' L = 0.002; F(112,171) = 2.40; P <0.000); E, M. avidus A from Greece (AGRE) (Wilks' L = 0.009; F(64,53) = 1.93; P <0.007). The amount of variation explained by each canonical axis is in parentheses. The number of misclassified specimens/total number of analysed
Figure 1 in High molecular and phenotypic diversity in the Merodon avidus complex (Diptera, Syrphidae): cryptic speciation in a diverse insect taxon
Figure 1. Origin of the analysed populations using wing geometric morphometrics from the Balkan Peninsula: 1, Pannonian Plain (PAN, Serbia); 2, Dubašnica Mt, E 21°59′, N 44°01′ (DUB, Serbia); 3, Stara Mt, E 22°41′, N 43°20′ (SPL, Serbia); 4, Kopaonik Mt, E 20°40′, N 43°15′ (KOP, Serbia); 5, Durmitor Mt, E 19°00′, N 43°11′ (DUR, Montenegro); 6, Morinj, E 18°40′, N 43°29′30″ (MOR, Montenegro); 7, Former Yugoslav Republic of Macedonia (MKD); 8, Greece (GRE). (Numbers within region are noted sampling sites of populations).
FIGURE 37 in Systematic position and composition of Merodon nigritarsis and M. avidus groups (Diptera, Syrphidae) with a description of four new hoverfLies species
FIGURE 37 Metaleg of male. Lateral view, A) Merodon megavidus, metaleg, B) Merodon avidus, metafemur and metatibia, C) Merodon moenium, metafemur and metatibia, D) Merodon femoratus, metafemur. Scale: 1 mm.
FIGURE 35 in Systematic position and composition of Merodon nigritarsis and M. avidus groups (Diptera, Syrphidae) with a description of four new hoverfLies species
FIGURE 35 Male genitalia. Surstyle lobe, lateral view, A) Merodon nigritarsis, B) Merodon latifemoris, C) Merodon femoratoides. Scale: 0.2 mm. al–anterior lobe of surstylus, pl–posterior lobe of surstylus.
FIGURE 34 in Systematic position and composition of Merodon nigritarsis and M. avidus groups (Diptera, Syrphidae) with a description of four new hoverfLies species
FIGURE 34 Part of mesothorax. Lateral view, A) Merodon albifrons, B) Merodon nigritarsis. Scale: 0.25 mm. cxp–posterior part of mid coxa (Marcos-García et al., 2007).
FIGURE 32 Male genitalia. A in Systematic position and composition of Merodon nigritarsis and M. avidus groups (Diptera, Syrphidae) with a description of four new hoverfLies species
FIGURE 32 Male genitalia. A) Merodon rutitarsis sp. n., epandrium, lateral view (hump marked with arrow), B) Merodon rutitarsis sp. n., surstyle lobe, ventral view (black setulae marked with arrow), C) Merodon avidus, epandrium, lateral view. Scale: 0.5 mm. al–anterior lobe of surstylus, c–circus, pl–posterior lobe of surstylus.
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