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153 results for “Chironomus”
Figure 1 in CLARIFICATION OF THE STATUS OF CHIRONOMUS JAVANUS KIEFFER, 1924 AND C. VITELLINUS FREEMAN, 1961 Abstract
Figure 1. Terminal abdomen of paratype male from Papua New Guinea showing the TIX setae (at left) and narrow anal point.
Figure 1 in The pupa of Chironomus decorus Johannsen, 1905 - additional description and an unusual sexual dimorphism
Figure 1. Cephalic tubercles and frontal warts of a male pupa of C. decorus from Yankton, South Dakota. The small secondary tubercles, with a small subapical seta, are indicated by arrows.
Figure 1 in Redescription of the type specimen of Chironomus oppositus Skuse, 1856
Figure 1. Male terminalia of C. oppositus type specimen. General view (left), superior volsella (right).
FrGURI> 1.-it-e, Scatopse g11amensis: a, wing of female X 34; b, clasper of male X 225; c, hypopygium of male, ventral aspect X 45 (a, mesosome, c, clasper); d, mesosome of male, ventral aspect X 225; e, terminalia of female, ventral aspect X 225. f, g, Psectrosciara breviconiis: f, wing of female X 45; g, antennae of female X 225. h, Culicoides guttifer deMeijere, var. histrio, inner processes of male; caudal end directed downward X 225. i, Eukraiohelea inusitata, wing of female X 24. j, Smittia insitlsa, ventral aspect of half of hypopygium X 225. k, Chironomus insolens, ventral aspect of half of hypopygium X 112. 1, Chironomus eximiiis, latero-ventral aspect of half of hypopygium X 225 in Some New Species Of Nemocerous Diptera From Guam
FrGURI> 1.-it-e, Scatopse g11amensis: a, wing of female X 34; b, clasper of male X 225; c, hypopygium of male, ventral aspect X 45 (a, mesosome, c, clasper); d, mesosome of male, ventral aspect X 225; e, terminalia of female, ventral aspect X 225. f, g, Psectrosciara breviconiis: f, wing of female X 45; g, antennae of female X 225. h, Culicoides guttifer deMeijere, var. histrio, inner processes of male; caudal end directed downward X 225. i, Eukraiohelea inusitata, wing of female X 24. j, Smittia insitlsa, ventral aspect of half of hypopygium X 225. k, Chironomus insolens, ventral aspect of half of hypopygium X 112. 1, Chironomus eximiiis, latero-ventral aspect of half of hypopygium X 225
Figure 2. Heterozygotes for arm B in CHIRONOMUS STRENZKEI FITTKAU, 1968 IS A JUNIOR SYNONYM OF C. STRIATIPENNIS KIEFFER, 1910 Abstract
Figure 2. Heterozygotes for arm B of C. strenzkei (left) and C. striatipennis (right). It is likely that both have the sequences B1.5. The associated arm F of C. striatipennis is the same chromosome as Fig. 1,d.
Figure 1 in CHIRONOMUS STRENZKEI FITTKAU, 1968 IS A JUNIOR SYNONYM OF C. STRIATIPENNIS KIEFFER, 1910 Abstract
Figure 1. Comparison of polytene chromosomes of Brazilian C. strenzkei (above or left) and Japanese C. striatipennis (below or right). The centromere is to the right, except in arm G where it is at the top of the arm. Lines join homologous bands in the compared arms. a. Arm A, both A1.1; b. Arm E, both E1.1 (lack of pairing near centromere in Japanese specimen); c. Arm B of C. strenzkei only, B1.1; d. Arm F, both F1.1 (lack of pairing near centromere in Japanese specimen); e. Arm D, both D3.3; f. Arm G, both apparently G1.1 (only known sequence).
Figure 1 in The Chironomus species studied by Letha Karunakaran in Singapore, with a review of the status of selected South-East Asian Chironomus
Figure 1. Male hypopygium of Chironomus flaviplumus-Type B. Note that the anal point is not black and not sharply turned-down, and that the SVo is beaked and not gently curved.
Figure 1 in An additional larval type in the genus Chironomus - the yama-type
Figure 1. Photograph (left) and drawing (right) of the posterior prolegs and anal tubules of a yama-type larva.
Figure 4 in Identification of Chironomus (Chironomus) melanescens Keyl, 1962 in North America
Figure 4. Polytene chromosomes of C. melanescens. Chromosome arms on Keyl (1962) system (A-G); nucleolus (N); Balbiani rings (BR).
Figure 3 in Identification of Chironomus (Chironomus) melanescens Keyl, 1962 in North America
Figure 3. Larval mouth parts of North American C. melanescens. a) pecten epipharyngis; b) premandible; c) mentum; d) ventromentum; e) antenna; f) mandible.
Figure 1 in Identification of Chironomus (Chironomus) melanescens Keyl, 1962 in North America
Figure 1. Reared male from Trout Lake, Vilas Co., Wisconsin. a) male hypopygium; b) pupal cephalic tubercles; c) spur of segment VIII.
Figure 2 in Cell damage induced by polybrominated diphenyl ethers on Chironomus sancticaroli (Diptera: Chironomidae)
Figure 2. Micrographs of larval Chironomus sancticaroli midgut after acute exposition to PBDEs A. Region I midgut lumen belonging to control treatment (water). B. Region I midgut lumen exposed to BDE-99 at 0.5 Μg L-1 exhibiting its narrowing. C. Epithelial cells of midgut, region I, exposed to BDE 47 at 0.5 Μg L-1 showing changes in cell morphology.D Midgut cells, region II, of control treatment (water).E Midgut cells, region II, exposed to BDE-47 at 2.0 Μg L-1 showing the cytoplasm vacuolization. Bars shows the width of the lumen.gc: gastric cecum. ep: gut epithelia. lu: lumen. sv: stomodeal valve. Scale bar: 20 Μm.
Figure 3 in Cell damage induced by polybrominated diphenyl ethers on Chironomus sancticaroli (Diptera: Chironomidae)
Figure 3. Micrographs of the salivary gland of larval Chironomus sancticaroli after acute exposition to PBDEs A. Salivary gland of control treatment (water). B. Salivary gland exposed to BDE 47 at 0.5 Μg L-1 showing formation of the cytoplasm acidophilic granules. C. Salivary gland exposed to BDE 17 at 20 Μg L-1 shows formation of the cytoplasm acidophilic granules. Arrow. Scale bar: 20 Μm.
Figure 1 in Cell damage induced by polybrominated diphenyl ethers on Chironomus sancticaroli (Diptera: Chironomidae)
Figure 1. Micrographs of oenocytes and Cuenot cells ofChironomus sancticaroli larvae after PBDE exposure.A. Oenocytes of control (water).B. Oenocytes exposed to BDE-17 at 20 Μg L-1. C. Oenocytes exposed to BDE-47 at 2.0 Μg L-1. Arrows show cytoplasm vacuolization. D. Cuénot cells of control (water). E. Cuénot cells exposed to BDE 17 at 20 Μg L-1. F. Cuenot cells exposed to BDE 47 at 2.0 ug L-1. G. Cuenot cells exposed to BDE 99 at 0.5 Μg L-1. Arrows show the brush border disruption and displacement in the apex cell. tr: trophocytes, cu: cutile, cc: Cuénot cells, oe: esophagus, cg: gastric caeca. Scale bar: 20 Μm.
Figure 2 in CLARIFICATION OF THE STATUS OF CHIRONOMUS JAVANUS KIEFFER, 1924 AND C. VITELLINUS FREEMAN, 1961 Abstract
Figure 2. TIX of Chironomus javanus showing the long setae.
Figure 4. Arm G in CLARIFICATION OF THE STATUS OF CHIRONOMUS JAVANUS KIEFFER, 1924 AND C. VITELLINUS FREEMAN, 1961 Abstract
Figure 4. Arm G of Chironomus vitellinus: N- nucleolus; BR – Balbiani ring.
Table 1 in Redescription of the type specimen of Chironomus oppositus Skuse, 1856
<p>Table 1. Leg segment lengths and proportions.</p><table><tbody><tr><th></th><th>Fe</th><th>Ti</th><th>Ta1</th><th>Ta2</th><th>Ta3</th><th>Ta4</th><th><b>Ta5</b></th><th><b>LR</b></th><th><b>F/T</b></th></tr></tbody><tbody><tr><th><b>PI</b></th><td>1580</td><td>1420</td><td>-</td><td>-</td><td>-</td><td>-</td><td>-</td><td>-</td><td>1.11</td></tr><tr><th>PII</th><td>1660</td><td>1560</td><td>-</td><td>-</td><td>-</td><td>-</td><td>-</td><td>-</td><td>1.06</td></tr><tr><th><b>PIII</b></th><td>1920</td><td>2020</td><td>1420</td><td>760</td><td>600</td><td>380</td><td>200</td><td>0.70</td><td>0.95</td></tr></tbody></table>
Figure 1 in Chironomus calligraphus Goeldi, 1905 and C. hawaiiensis Grimshaw, 1901 are sibling species
Figure 1. Male hypopygium (left) and superior volsella (right) of C. hawaiiensis from Oahu, Hawaii.
Figure 2 in The Chironomus species studied by Letha Karunakaran in Singapore, with a review of the status of selected South-East Asian Chironomus
Figure 2. Pupal spur (left) and mentum (right) of C. bicoloris.
Figure 2 in Identification of Chironomus (Chironomus) melanescens Keyl, 1962 in North America
Figure 2. Anal tubule of North American larva.
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