Cissidium pilosellum, Darby, 2020
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publication ID |
https://doi.org/ 10.5852/ejt.2020.622 |
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publication LSID |
lsid:zoobank.org:pub:9CD3B2CD-F072-4994-8CA9-24145D343401 |
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DOI |
https://doi.org/10.5281/zenodo.3795600 |
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persistent identifier |
https://treatment.plazi.org/id/433CB5E1-67B0-4A5E-AF3B-C58A68CADDE5 |
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taxon LSID |
lsid:zoobank.org:act:433CB5E1-67B0-4A5E-AF3B-C58A68CADDE5 |
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treatment provided by |
Valdenar |
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scientific name |
Cissidium pilosellum |
| status |
sp. nov. |
Cissidium pilosellum View in CoL sp. nov.
urn:lsid:zoobank.org:act:433CB5E1-67B0-4A5E-AF3B-C58A68CADDE5
Figs 4F View Fig , 60 View Fig
Etymology
Named after the Latin adjective ‘ pilosus ’, meaning ‘hairy’.
Material examined
Holotype
SRI LANKA • ♀; Central , Makgala; 1780–1800 m a.s.l.; 23 Jan. 1970; Musard, Besuchet and Löbl leg.; MMUE.
Paratypes
SRI LANKA • 2 ♂♂, 1 ♀; same collection data as for holotype; 1 ♂ mounted verso; MMUE, BMNH.
Description
SIZE. Habitus ( Fig. 60A View Fig ), length 1.00 mm.
COLOUR. Very dark, almost black, antennae, legs and pubescence dusky yellow.
HEAD. Antennomeres III–XI length 0.43 mm, III–IX length 0.20 mm, X–XI length 0.23 mm; width across eyes 0.24 mm; mentum triangular ( Fig. 4F View Fig ).
PRONOTUM. Length 0.29 mm, width 0.40 mm, densely covered with long pubescence and foveolae; sides slightly crenulate and angled, straightening before rectangular hind angles and obtuse anterior angles, bordered, the border continuing for a short distance along the posterior margin then recursive, emargination opposite scutellum present only as a slight insinuation ( Fig. 60B View Fig ).
ELYTRA. Length 0.59 mm, width 0.45 mm, densely pubescent and foveolate as pronotum. PROVENTRUM. Wide in front of procoxae, with 8 stout setae in two pairs of four.
MESOVENTRITE. Collar with a long parallel-sided median extension; mid-keel short, widest anteriorly, the angles effaced before the rounded (misshapen) hind angles; keel long, with ± eleven setae, tapering to point at base of mesocoxae; humeri sharply toothed ( Fig. 60C View Fig ).
METAVENTRITE. Pubescent, disc simple, length 0.17 width between spines 0.11 mm; margins of mesocoxal cavities not serrate.
WINGS. Micropterous.
GENITALIA. Male aedeagus as Fig. 6 View Fig Ia–b. Female spermatheca globular.
Remarks
One of the only two species of Cissidium from Sri Lanka in this group. Distinguished from C. mahleri sp. nov. by the longer and narrower median extension of the mesoventral collar.
No known copyright restrictions apply. See Agosti, D., Egloff, W., 2009. Taxonomic information exchange and copyright: the Plazi approach. BMC Research Notes 2009, 2:53 for further explanation.