Stipomorpha dichromata, Reemer, Menno, 2013
publication ID |
https://doi.org/ 10.11646/zootaxa.3697.1.1 |
publication LSID |
lsid:zoobank.org:pub:492264BB-E919-447D-9D67-C226DE21A0CE |
DOI |
https://doi.org/10.5281/zenodo.5624909 |
persistent identifier |
https://treatment.plazi.org/id/03B4BF12-FFD3-FFBA-FF60-FEC4471395CA |
treatment provided by |
Plazi |
scientific name |
Stipomorpha dichromata |
status |
sp. nov. |
Stipomorpha dichromata View in CoL spec. nov.
Figs 134–137 View FIGURES 130 – 141. 130 – 133 .
Studied type specimens. HOLOTYPE. BRAZIL. Female. Label 1: " Nova Teutonia / 27°11'S- 52°23'W / Brazil, 300- 500 m. / XI.1969 / Fritz Plaumann". Coll. CNC.
Description (based on holotype)
Adult female. Body size: 8 mm.
Head. Face occupying about 1/3 of head width in frontal view; shining dark brown; white pilose. Gena hardly developed, eyes almost directly bordering oral margin; brown. Lateral oral margins slightly produced; not reaching below eye margin in lateral view. Frons blackish brown; golden yellow pilose. Vertex shining blackish brown; golden yellow pilose; ocellar triangle equilateral. Occiput black; golden yellow pilose dorsally, yellowish white pilose ventrally. Eye bare. Antennal fossa about as wide as high. Antenna brown. Antennal ratio approximately as 2:1:4; basoflagellomere parallel-sided with rounded apex, with sensory pit at 2/3 from base. Arista slender, about 3/ 4 of length of basoflagellomere.
Thorax. Scutum black, with metallic hues along margins; appressed golden yellow pilose. Postpronotum, and postalar callus blackish, yellow pilose. Scutellum apically shallowly sulcate; blackish brown with metallic hues; appressed golden yellow pilose. Anepisternum weakly convex, without distinction between anterior and posterior part; dark brown; golden yellow pilose anteriorly and posteriorly. Anepimeron shining brown; entirely long yellow pilose dorsally. Katatergum and anatergum brown; long and short microtrichose, respectively. Katepimeron brown; bare. Katepisternum brown; yellow pilose dorsally, bare ventrally. Calypter and halter yellow.
Wing: hyaline, with faint brownish tinge, especially anteriorly; microtrichose except bare on 1st costal cell, basal 1/5 of cell r1, basal 3/4 of cell br, posterobasal 1/2 of cell bm, anterobasal 1/3 of cell cup.
Legs: Yellowish brown, femora darker basally; all femora and entire hind leg black pilose, front and middle tibiae and tarsi yellow pilose. Coxae and trochanters dark brown; white pilose.
Abdomen. Tergites 1 and 2 shining yellowish brown, with posterior margin of tergite 2 narrowly pale yellow; yellow pilose. Tergites 3-5 dark brown; shining with metallic hues, except for large dull part medially on anterior 3/ 2 of tergite 3 and small, oval dull part medially on anterior 1/4 of tergite 4; golden yellow pilose, except black pilose on dull parts. Sternites yellowish brown, yellow pilose, except sternite 1 bare.
Etymology. The name dichromata is Greek for two-coloured.
Diagnosis. The contrasting colour pattern of the abdomen is unique among all known Stipomorpha species: tergites 1 and 2 yellowish brown, other tergites dark brown.
Distribution. Only known from one specimen from Brazil, Nova Teutonia.
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.
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