Hyperstoma marginata Wittmer, 1979

Janisova, Kristyna & Bocakova, Milada, 2011, Review of the genus Hyperstoma (Coleoptera: Lampyridae), Zootaxa 2975, pp. 64-68 : 65

publication ID	https://doi.org/ 10.5281/zenodo.207679
DOI	https://doi.org/10.5281/zenodo.6194993
persistent identifier	https://treatment.plazi.org/id/03F487AC-BC71-C849-FF2F-33BEFE7DF79F
treatment provided by	Plazi
scientific name	Hyperstoma marginata Wittmer, 1979
status

Treatment

Hyperstoma marginata Wittmer, 1979 View in CoL

( Figs 1, 3 View FIGURES 1 – 4. 1 – 2 , 5, 6, 9 View FIGURES 5 – 10. 5 – 8 , 11 View FIGURES 11 – 12 )

Hyperstoma marginata Wittmer, 1979: 86 View in CoL .

Type material. Paratype: 1 male, Sri Lanka: Candy District, Peradeniya, Malaise trap at Botanical Gardens, 26– 27 Mar. 1971, P. & P. Spanger leg. ( NHMB).

Additional material. Sri Lanka: 1 male, Trincomalee District, Trincomalee, China bay, 0–30 m, Malaise trap, 8–11 Oct. 1977, K.V. Krombein, P.B. Karunaratne, P. Fernando, T. Wijesinhe, M. Jayaweera leg. ( NHMB).

Diagnosis. Antennomeres 1–2 yellow to light brown, 3–11 dark brown. Penultimate abdominal tergum basally straight, furnished with 2 small rounded tubercles, longitudinal apertures between terminal and penultimate terga slender, U-shaped, longitudinal projections of penultimate tergum narrow. Male genitalia with V-shaped phallobase.

Description. Body length 5.0 mm, humeral width 2.05 mm. Antennomeres 1–2 yellow to light brown, 3–11 dark brown. Distance between eyes 1.8× longer than eye diameter. Median antennomeres with lamellae about 3× longer than antennomere body ( Fig. 11 View FIGURES 11 – 12 ). Each elytron about 3.4× longer than wide at humeri. Basal portion of penultimate abdominal tergum straight ( Fig. 9 View FIGURES 5 – 10. 5 – 8 ), base provided with 2 small rounded tubercles laterally, elongate lateral projections widest in distal 1/6, apices rounded and slightly deflected, apertures between terminal tergum and lateral projections of penultimate tergum slender. Terminal tergum about 1/6 shorter than lateral projections of penultimate tergum, its apex gently hooked, provided with median thorn distally. Male genitalia ( Figs 5, 6 View FIGURES 5 – 10. 5 – 8 ) with sharply V-shaped phallobase, paramerae robust, apices partly draped over phallus, truncated, with oblique edge distally. Phallus broadly emarginate distally.

Distribution. Sri Lanka.