Agrilus stigmulifer, Jendek & Nakládal, 2017

Jendek, Eduard & Nakládal, Oto, 2017, Revision of the Agrilus wittemani species - group (Coleoptera: Buprestidae: Agrilini) with description of three new species from India and Myanmar, Zootaxa 4365 (4), pp. 480-486 : 484-485

publication ID	https://doi.org/ 10.11646/zootaxa.4365.4.7
publication LSID	lsid:zoobank.org:pub:B91A1711-5A09-42F2-8FB9-DB44549AD5C1
DOI	https://doi.org/10.5281/zenodo.6048690
persistent identifier	https://treatment.plazi.org/id/03C287B6-0255-FFB0-FF4C-FABA57B31163
treatment provided by	Plazi
scientific name	Agrilus stigmulifer
status	sp. nov.

Treatment

Agrilus stigmulifer sp. nov.

( Figs 1E View FIGURE1 , 2D View FIGURE 2 )

Description of holotype. Size: 4.3 mm. Body. Shape: cuneiform, Build: robust, Profile: convex, Color (dorsally): unicolored. Head. Size: very large, Medial impression: shallow, Vertex Sculpture elements: punctures, Sculpture density: dense, Sculpture intensity: superficial, Eyes Size: subequal to half width of vertex (dorsal view), Lower margin: in line or below antennal socket, Median orbit: converging ventrally, Antennae Length: reach to about anterior pronotal angles, Serration: from antennomere 4. Pronotum. Shape: visually transverse, Sides: markedly arcuate, Maximal width: at anterior margin, Anterior margin: subequal to posterior, Anterior lobe Development: obvious, Shape: arcuate, Width: broad, Position: projecting beyond anterior angles, Posterior angles Shape: obtuse, Apex: sharp, Disk Convexity: strongly convex, Impressions: absent, Prehumerus Development: absent, Lateral carinae Interspace: broad, Junction: absent, Modifications: submarginal carina anteriorly and posteriorly obliterate, Scutellum Size: robust. Elytra. Color: unicolored, Humeral carina: absent, Apices Arrangement: separate, Shape: arcuate, Pubescence Pairs of spots: medial, Color: unicolored, Extent: entire ornamental with indication of stripes. Sternum. Prosternal lobe Size: large, Distal margin: arcuately emarginate, Emargination (depth): shallow, Emargination (width): wide, Prosternal process Width: narrow, Shape: narrowed, Sides: straight, Angles: absent, Disc: flat, Metasternum Metasternal projection: impressed. Abdomen. Tomentum: present, Basal ventrite Modifications: without modifications, Pygidium Apical margin: arcuate, Last ventrite Disk: impressed, Sternal groove Extent: on three apical ventrites, Shape on apex of last ventrite: arcuately sinuate. Legs. Metatarsus Length to metatibia: about as long or longer, distinctly shorter, Metatarsomere 1 Length to following tarsomeres: subequal or longer than 2–4. Genitalia. Aedeagus Symmetry: symmetric, Shape: widest in apical part.

Variability. Size: 4.2–5.2 mm. Pronotum sometimes widest at middle. Sexual dimorphism. The female is generally more robust than male. The ovipositor is square (uritiform).

Diagnosis. See differential diagnosis at A. stigmula sp. nov. and characters given in the key.

Type material. Type locality: India, Tamil Nadu, 15 km SE of Kotagiri, Kunjapanai [11°22'N, 076°56'E]. Type specimens. Holotype, 50 paratypes ( EJCB, MCCI): “S India, Tamil Nadu, 17–22.V.1997, 15 km SE Kotagiri, 11°22'N, 76°56'E, Kunchappanai, Dembický & Pacholátko leg.” GoogleMaps ; 5 paratypes ( EJCB): “ India S, Tamil Nadu, Nilgiris, 15 km SE of Kotagiri, Kunchappanai , 900 m, 11.22 N 76.56 E, 7–22.v.2000, leg. P. Pacholátko ” GoogleMaps . 1 ♂, 1 ♀ paratypes ( EJCB): “ India S, Tamil Nadu, Nilgiri Hills , 11 km SE of Kotagiri, 1100± 100 m, 11.24 N 76.56 E, Kunchappanai, leg. L. Dembický, 3–15.v.2002 ”. GoogleMaps

Distribution. India (Tamil Nadu).

Etymology. The specific name is derived from the Latin noun stigmula (small mark) and the suffix - fer (- bearing). The name refers to round spot on each elytron of the species.