Megischus alveolifer van Achterberg, 2004

Binoy, C., Achterberg, C. Van, Kumar, P. Girish, Santhosh, S. & Sheela, S., 2020, A review of Stephanidae (Hymenoptera: Stephanoidea) from India, with the description of five new species, Zootaxa 4838 (1), pp. 1-51 : 30-31

Megischus alveolifer van Achterberg, 2004

( Fig. 56 )

Megischus ptosimae sensu van Achterberg, 2002 , Zool. Verh. Leiden, 339, 141–144.

Megischus alveolifer van Achterberg, 2004 , Zool. Meded. Leiden, 78 (3), 115.

Type material. Holotype, ♀, India: Tamil Nadu, ĽTiruvannamalai district, Annamalai Hills , (10°18’N & 77°0’E, 1067m), v.1969, Coll. P.S. Nathan, ( CNC) CNC Type No. 23675 ( OSUC 0021726 ) Digital loan examined.

Diagnosis. Body length 23.5 mm; ovipositor sheath length 25.85 mm; fore wing length 13.7 mm. Antenna with 43 antennomeres; frons dorsally with strong up curved rugae and coarsely transversely rugose frontally; vertex with three strong regular carinae followed by a coarse densely reticulate flattened area; temples smooth, rounded and narrowed behind eyes; occipital carina strongly developed, reaching lower level of eyes; neck anteriorly deeply emarginate; pronotum with three robust curved carinae anteriorly, followed by four weak carinae posteriorly; pronotum posteriorly convex; convex part of metapleuron coarsely reticulate; propodeum coarsely and densely foveolate with wide smooth interstices; vein 1-M 7.4× vein 1-SR and 1.2× vein m-cu; vein 2-SR 1.1× vein r; hind coxa rather slender, spindle-shaped; hind femur swollen and robust, bidentate ventrally; hind tibia steeply depressed at base on the outer side of widened part; first metasomal tergite 12.4× as long as its maximum width; ovipositor sheath 1.1× length of body, with a long subapical ivory part, ivory part 1.3× as long as dark apical part.

Male. Unknown.

Host. Unknown.

Distribution. Oriental ( India: Tamil Nadu).

Figures

FIGURE 56. Habitus of holotype. ♀ Megischus alveolifer van Achterberg, 2004.