Rheosmittia spinicornis ...
Rheosmittia spinicornis (Brundin, 1956) Pharate male (n=3). Fig. 2 a-b. Diagnosis. Antenna with 11 flagellomeres, AR=0.47. Thorax with prominent scutal tubercle (Fig. 2a). Inferior volsella digitiform and directed posteriorly (Fig. 2b). Pupa (n=3). Fig. 2c, d. Description. Exuviae hyaline (Fig. 2c)....
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| Format: | Text |
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Zenodo
2017
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| Online Access: | https://dx.doi.org/10.5281/zenodo.7995314 https://zenodo.org/record/7995314 |
| Summary: | Rheosmittia spinicornis (Brundin, 1956) Pharate male (n=3). Fig. 2 a-b. Diagnosis. Antenna with 11 flagellomeres, AR=0.47. Thorax with prominent scutal tubercle (Fig. 2a). Inferior volsella digitiform and directed posteriorly (Fig. 2b). Pupa (n=3). Fig. 2c, d. Description. Exuviae hyaline (Fig. 2c). Frontal setae absent. Precorneal seta 1-3 Ls =43.3, 51.0, 33.1 μm long. Dorsocentral setae about 38.8-47.8 μm long. Anal lobe and genital sac (Fig. 2d). Notes. A detailed description of species is given by Cranston and Saether (1986). Study sites. Bowmanville Creek, Bowmanville, Ontario; 43° 54’ 22.90” N 78° 41’ 12.8” W. Lynde Creek, Whitby, Ontario; 43° 54’ 42.27” N 78° 57’ 52.4” W. Ecology and habitats. Larvae of Rheosmittia are psammophile (Cranston and Saether 1986). Nearctic distribution: Canada (British Colombia, Northwest Territories, 1 st record Ontario, Saskatchewan, Yukon Territory). Notes. Originally, this s pecies was reported only from the Palearctic region (Ashe and O’Connor 2012); however, ... : Published as part of Namayandeh, Armin & Beresford, David V., 2017, New range extensions for the Canadian Chironomidae fauna from two urban streams, pp. 76-80 in CHIRONOMUS Journal of Chironomidae Research 30 (30) on pages 77-78, DOI: 10.5324/cjcr.v0i30.2415, http://zenodo.org/record/7995301 ... |
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