Micridium johnsoni, Darby, Michael, 2017

Darby, Michael, 2017, Taxonomic review of the genera Micridium Motschulsky, 1869 and Micridina Johnson, 1969 (Coleoptera: Ptiliidae) with eleven new species including the first records from South America and Madagascar, Zootaxa 4242 (2), pp. 233-254 : 246-247

publication ID	https://doi.org/ 10.11646/zootaxa.4242.2.2
publication LSID	lsid:zoobank.org:pub:0DD1868D-4EF5-4FB7-AEE9-372644800A79
DOI	https://doi.org/10.5281/zenodo.6045210
persistent identifier	https://treatment.plazi.org/id/03E64B08-E325-FFFA-8585-5C9BFD3BE950
treatment provided by	Plazi
scientific name	Micridium johnsoni
status	sp. nov.

Treatment

Micridium johnsoni View in CoL sp. n.

( Figs. 7 View FIGURES 1 – 14 , 22 View FIGURES 17 – 32 , 39 View FIGURES 33 – 41 , 45 View FIGURES 42 – 46 , 53 View FIGURES 47 – 60 , 61 View FIGURES 61 – 71 , 77 View FIGURES 72 – 81 a/b)

Habitus Fig. 7 View FIGURES 1 – 14 . Length 0.57 mm. Colour mid brown, antennae and legs yellow. Antennomeres 3–11 length 0.19 mm Fig. 45 View FIGURES 42 – 46 . Width across eyes 0.18 mm. Mentum: the two long setae normally located at the anterior corners situated medially, widest anteriorly but not so marked as other species of more triangular shape, submentum Fig. 39 View FIGURES 33 – 41 . Pronotum with larger setal depressions towards posterior margin, length 0.12 mm, width 0.22 mm, Fig. 22 View FIGURES 17 – 32 . Elytra length 0.37 mm, width 0.26 mm. Mesoventrum: keel wide and flattened between mesocoxae, Fig. 53 View FIGURES 47 – 60 . Mesepiventra: reticulation distinct, hind angles apparent at junction with metepiventral suture, Fig. 53 View FIGURES 47 – 60 . Mesocoxae widely separated Fig. 53 View FIGURES 47 – 60 . Metaventrum: reticulation distinct, metepiventral sutures terminating anteriorly at lateral angle of mesoventral suture and bending inwards to posterior margin, Fig. 61 View FIGURES 61 – 71 ; posterior intercoxal process concave.

Male: not known.

Female: spermatheca Fig. 77 View FIGURES 72 – 81 a/b.

Etymology. I have pleasure in naming this species after Colin Johnson, former curator of entomology at the Manchester Museum.

Diagnosis. The widely separated mesocoxae, posterior angles of the mesoventrum and the reticulation of the metaventrum distinguish the species.

Type data: Holotype: ♀, Peru, Madre de Dios Dept., CICRA field station 2km NW of cafeteria, research plot, flight intercept trap, 12.55236S 70.10989W, 295m, 9–11.vi.2011, Chaboo team ( MUSM) GoogleMaps . Paratypes: 6 f #, same data as holotype ( MUSM, SEMC, BMNH) GoogleMaps .