Neomegacoelum Yasunaga, 1998

Chérot, F. & Malipatil, M. B., 2016, A review of Adelphocoris - Creontiades - Megacoelum complex (Hemiptera: Heteroptera: Miridae: Mirini), with descriptions of two new genera and four new species, Zootaxa 4126 (2), pp. 151-206 : 170

11. Neomegacoelum Yasunaga, 1998

( Figure 34 )

Neomegacoelum Yasunaga, 1998: 63 (as new genus) [type species by original designation: Creontiades vitreus Kerzhner, 1988a ]. Neomegacoelum: Chérot, Yasunaga & Gorczyca 1999:16 , 19, 21 (taxonomy, MG and FG of the type-species); Schuh 2002–2013 (online catalog).

Diagnosis. Body oblong, parallel-sided, total length 5.5–6.6, almost glabrous ( Fig. 34 ), with a contrasting dorsal pattern: head, pronotum and scutellum uniformly chestnut, dark brown or black; hemelytra hyaline and shining, stramineous, cuneus red. Vertex weakly sulcate, not carinate; labium reaching posterior coxa; eyes wide, posterior margin contiguous with pronotal collar; first antennal segment thick, long, slightly club-like and curved. A pair of stiff setae on anterior corners of pronotum. Tibial spines blackish. Mesoscutum exposed; scutellum somewhat arched but not ampule-like. Hemelytra translucent, slightly shining and almost smooth, their punctation very reduced, sparse, and shallow. Secondary gonopore complete, devoid of sclerite; phallus devoid of comb and true spiculum or phallic support (Chérot’s ACH). Parieto-vaginal rings reduced, devoid of anterior projection. Median process of posterior wall absent. Interramal lobes and sclerites developed.

Included species. N. vitreum ( Kerzhner, 1988a) *.

Distribution. Japan, Russia (Far East: Amour, Primorsk Territory).

Host plants. Fagaceae (Quercus sp.) ( Kerzhner 1988a; Yasunaga 1998).

Figures

FIGURES 28 – 35. Habitus of ACMc members: 28. Gollneria quadrituberculatum nomadicum Linnavuori, 1975, female holotype from South Sudan (AMNH). 29. Megacoelum formosanum Poppius, 1915, male lectotype from Taiwan (MZHF). 30. Megacoelum infusum Herrich-Schaeffer, 1837, a specimen from France (MNHN). 31. Megacoelum salsolae Linnavuori, 1986, male holotype from Saudi Arabia (AMNH). 32. Megacoelum zollikoferiae (Lindberg, 1953), male paratype from Fuerteventura, Canary Islands (MNHN). 33. “ Megacoelum ” esmedorae Ballard, 1927, female holotype from Coimbatore, India, a species remaining to reclassify, probably in a genus still to describe (NHM). 34. Neomegacoelum vitreum (Kerzhner, 1988), a male from Japan (USNM). 35. Neopeplus trianai Malipatil, Chérot & Schwartz in Chérot, Malipatil & Schwartz, 2003, female paratype from Australia (SAM). Scales = 1 mm.