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Author : Oskar Augustus Johannsen
Publisher :
ISBN 13 :
Total Pages : 318 pages
Book Rating : 4.A/5 ( download)
Download or read book Aquatic Nematocerous Diptera, N II. P Chironomidae ... H written by Oskar Augustus Johannsen and published by . This book was released on 1905 with total page 318 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Author :
Publisher :
ISBN 13 : 9780371568453
Total Pages : 320 pages
Book Rating : 4.5/5 (684 download)
Download or read book Aquatic Nematocerous Diptera, N Ii. P Chironomidae ... H written by and published by . This book was released on 2020-03-09 with total page 320 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Author : Oskar Augustus Johannsen
Publisher :
ISBN 13 :
Total Pages : 160 pages
Book Rating : 4.:/5 (319 download)
Download or read book Aquatic Nematocerous Diptera written by Oskar Augustus Johannsen and published by . This book was released on 1903 with total page 160 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Author : Oskar Augustus Johannsen
Publisher : Theclassics.Us
ISBN 13 : 9781230257921
Total Pages : 98 pages
Book Rating : 4.2/5 (579 download)
Download or read book Aquatic Nematocerous Diptera, Ii; Chironomidae ... written by Oskar Augustus Johannsen and published by Theclassics.Us. This book was released on 2013-09 with total page 98 pages. Available in PDF, EPUB and Kindle. Book excerpt: This historic book may have numerous typos and missing text. Purchasers can usually download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1905 edition. Excerpt: ... 1 31. Chironomus pedestris Meigen 1830 Chironomus Meigen. Syst. Beschr. 6:246, 81 1850 Chironomus Zett Dipt. Scand. 9:3537, 58 1864 Chironomus Schiner. Fauna Austr. 2:606 Resembles C. p e d e 11 u s, but the extreme tips of the tibiae are black, the fore femora are entirely black with the exception of the base; and the tips of the knobs of the halteres are black. Length 5.5 to 6 mm. Schiner loc. cit. Green, shining, thorax and tip of abdomen, black; dorsum of thorax of the male with three wide confluent black stripes; antennae of the male pale brown; wings white; tip of the knob of the halteres blackish; legs pale, the extreme tips of the tibiae, the whole of the fore femora except the yellowish bases are black; the anterior tarsi of the male nearly bare, fore metatarsus about one fourth longer than its tibiae; the male claspers short and slender. The first five abdominal segments in the dried specimens are pale yellow. Everything else as with C. p e d e 11 u s Zetterstedt. New Jersey (Johnson). 32. Chironomus nigricans n. sp. (P1.21, figs. 5 to 12, and pl.28, fig.15) Larva. The larvae were collected from the ponds in the vicinity of Cayuga lake, Ithaca, N. Y. They are blood-red, slender, about 12 mm. long, head short, pale brown, edge of the labium and tip of the mandibles black, each eye consisting of a pair of distinctly separated spots, one of these spots being again divided by a fine line. The antennae is slender, about three fourths as long as the mandible, its first joint five sevenths as long as the others taken together (fig.5). The labrum is of the usual form, with about five pairs of curved subapical setae, and a pair of flattened, ventrad-projecting fan-like processes. The epipharynx (fig.10) has a pair of curved, transverse, ..
Author : Oskar Augustus Johannsen
Publisher :
ISBN 13 :
Total Pages : 0 pages
Book Rating : 4.:/5 (636 download)
Download or read book Aquatic Nematocerous Diptera ... written by Oskar Augustus Johannsen and published by . This book was released on 1903 with total page 0 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Author : Oskar Augustus Johannsen
Publisher : Legare Street Press
ISBN 13 : 9781020275302
Total Pages : 0 pages
Book Rating : 4.2/5 (753 download)
Download or read book Aquatic Nematocerous Diptera, Ii. written by Oskar Augustus Johannsen and published by Legare Street Press. This book was released on 2023-07-18 with total page 0 pages. Available in PDF, EPUB and Kindle. Book excerpt: A comprehensive guide to the study of Chironomidae - a family of aquatic midges that are ubiquitous in freshwater environments - this book offers rich information on their morphology, taxonomy, biology, ecology, and economic importance. This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it. This work is in the "public domain in the United States of America, and possibly other nations. Within the United States, you may freely copy and distribute this work, as no entity (individual or corporate) has a copyright on the body of the work. Scholars believe, and we concur, that this work is important enough to be preserved, reproduced, and made generally available to the public. We appreciate your support of the preservation process, and thank you for being an important part of keeping this knowledge alive and relevant.
Author : Oskar Augustus Johannsen
Publisher :
ISBN 13 : 9781295507207
Total Pages : 310 pages
Book Rating : 4.5/5 (72 download)
Download or read book Aquatic Nematocerous Diptera, Ii written by Oskar Augustus Johannsen and published by . This book was released on 2014-01 with total page 310 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Author : Oskar Augustus Johannsen
Publisher :
ISBN 13 :
Total Pages : 251 pages
Book Rating : 4.:/5 (923 download)
Download or read book Aquatic Nematocerous Diptera written by Oskar Augustus Johannsen and published by . This book was released on 1905 with total page 251 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Author : Oskar Augustus Johannsen
Publisher : Theclassics.Us
ISBN 13 : 9781230340487
Total Pages : 120 pages
Book Rating : 4.3/5 (44 download)
Download or read book Aquatic Nematocerous Diptera written by Oskar Augustus Johannsen and published by Theclassics.Us. This book was released on 2013-09 with total page 120 pages. Available in PDF, EPUB and Kindle. Book excerpt: This historic book may have numerous typos and missing text. Purchasers can usually download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1903 edition. Excerpt: ... darkened. The female has yellow antennae, the abdomen is without spots, and the legs are of a more pronounced whitish yellow. Length, 7 mm. Translation in part from Schiner. New Jersey. (Johnson.) 24. Chironomus albimanus Meigen 1818 Chironomus Meigen. Syst. Beschr. 1:40,45 1850 Chironomus Zett. Dipt. Scand. 9:3551,77 1864 Chironomus Schiner. Fauna Austr. 2:604 1877 Chironomus V. d. Wulp. Dipt. Neerl. p.268, 38 1804 Chironomus annularis Meigen. Klass. 1:17, 16 Male. Head black, proboscis, palpi and antennae sordidly yellow, basal joint of the last black; antennal hairs brownish. Dorsum of the thorax shining black, sometimes with faint indications of three fine cinereous lines; scutellum, lnetanotum. pleura and pectus shining black. In immature specimens the thorax is more brownish and the stripes are wider. Abdomen shining black; the anterior segments fuscous; the hairs and the genitalia yellowish, the claspers of the latter slender and short; coxae shining brown or black; legs pale yellowish, apical one half or two thirds of all the femora, the whole of the fore tibiae and the extreme tips of the middle and hind ones black or deep brown; each fore tarsus with its first joint whitish, the others slightly infuscated; anterior legs bare; fore metatarsus 1 times as long as its tibia. Wings hyaline with a slightly smoky tinge; veins including crossvein yellowish and distinct; venation as figured (pl.28, figs. 12, 13). Halteres whitish. Length 4 mm. Female. Like the male, but the abdomen is nearly wholly shining black in matured specimens and the veins of the wings seem a little darker. Length 3 mm. Ithaca, N. Y. The American agree perfectly with my European specimens. 25. Chironomus tenellus Zetterstedt 1838 Chironomus Zett. Ins. Lappon....
Download or read book Aquatic Nematocerous Diptera. (I). written by and published by . This book was released on 1903 with total page pages. Available in PDF, EPUB and Kindle. Book excerpt:
Author : HardPress
Publisher : Hardpress Publishing
ISBN 13 : 9781314797886
Total Pages : 484 pages
Book Rating : 4.7/5 (978 download)
Download or read book Aquatic Nematocerous Diptera... . written by HardPress and published by Hardpress Publishing. This book was released on 2013-12 with total page 484 pages. Available in PDF, EPUB and Kindle. Book excerpt: Unlike some other reproductions of classic texts (1) We have not used OCR(Optical Character Recognition), as this leads to bad quality books with introduced typos. (2) In books where there are images such as portraits, maps, sketches etc We have endeavoured to keep the quality of these images, so they represent accurately the original artefact. Although occasionally there may be certain imperfections with these old texts, we feel they deserve to be made available for future generations to enjoy.
Author : Oskar Augustus Johannsen
Publisher :
ISBN 13 :
Total Pages : 384 pages
Book Rating : 4.3/5 (91 download)
Download or read book Aquatic Diptera ... written by Oskar Augustus Johannsen and published by . This book was released on 1934 with total page 384 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Author : Oskar Augustus Johannsen
Publisher :
ISBN 13 :
Total Pages : 0 pages
Book Rating : 4.:/5 (143 download)
Download or read book Aquatic Nematocerous Diptera written by Oskar Augustus Johannsen and published by . This book was released on 1903 with total page 0 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Author : Oskar Augustus Johannsen
Publisher :
ISBN 13 :
Total Pages : 104 pages
Book Rating : 4.:/5 (31 download)
Download or read book Aquatic Diptera written by Oskar Augustus Johannsen and published by . This book was released on 1934 with total page 104 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Author : Oskar Augustus Johannsen
Publisher :
ISBN 13 :
Total Pages : 102 pages
Book Rating : 4.X/5 (1 download)
Download or read book Aquatic Diptera: Nemocera, exclusive of Chironomidae and Ceratopogonidae written by Oskar Augustus Johannsen and published by . This book was released on 1934 with total page 102 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Author : Oskar Augustus Johannsen
Publisher :
ISBN 13 :
Total Pages : 468 pages
Book Rating : 4.:/5 (31 download)
Download or read book Aquatic Nematocerous Diptera written by Oskar Augustus Johannsen and published by . This book was released on 1903 with total page 468 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Author : Cornell University. Agricultural Experiment Station
Publisher :
ISBN 13 :
Total Pages : pages
Book Rating : 4.:/5 (632 download)
Download or read book Aquatic Diptera - Part 1. Nemocera, Exclusive of Chironomidae and Ceratopogonidae written by Cornell University. Agricultural Experiment Station and published by . This book was released on 1934 with total page pages. Available in PDF, EPUB and Kindle. Book excerpt:
