Cephaloleia cognata Baly, 1869

Staines, Charles L. & Garcia-Robledo, Carlos, 2014, The genus Cephaloleia Chevrolat, 1836 (Coleoptera, Chrysomelidae, Cassidinae), ZooKeys 436, pp. 1-355 : 92-93

Taxon classification Animalia Coleoptera Chrysomelidae

Cephaloleia cognata Baly, 1869 Fig. 100

Cephalolia cognata Baly 1869: 372. Gemminger and Harold 1876: 3601 (catalog); Donckier 1899: 548 (catalog); Weise 1911a: 7 (catalog), 1911b: 11 (catalog).

Cephaloleia cognata Baly. Uhmann 1957b: 17 (catalog), 1964a: 403 (catalog), 1965: 113 (museum list); Staines and Staines 1999: 523 (Baly species list).

Description.

Elongate; subdepressed; pale yellow, antennae (except antennomeres 1-2 which are reddish) black; eyes dark. Head: vertex sparsely punctate, with medial sulcus; frons not projecting; not depressed between eyes. Antenna: ½ body length; slender; antennomere 1 elongate, subequal in length to 2 and 3 combined; 2 trans verse, ⅓ length of 1; 3 transverse, ½ length of 2; 4-10 transverse, subequal in length, each longer than 2; 11 2 × length of 10, rounded at apex; 1-4 punctate with scattered setae; 5-11 setose. Pronotum: subquadrate; lateral margin straight then rounding to anterior angle, slightly canaliculate; anterior angle angulate, produced; posterior angle acute; anterior margin emarginate behind head; disc subconvex, flattened laterally; surface sparsely punctate; basal impression absent; pronotal length 1.3-1.5 mm; pronotal width 2.3-2.7 mm. Scutellum: pentagonal; impunctate. Elytron: lateral margin straight, smooth, slightly laminate; apex rounded; sutural angle without tooth; humerus rounded, not produced; constricted behind humerus; disc flattened; punctate-striate, punctures smaller and less impressed apically; interspace behind humerus costate for ½ length; elytral length 4.2-4.4 mm; elytral width 2.7-3.1 mm. Venter: pro-, meso-, and metasterna impunctate medially, punctate laterally; abdominal sterna punctate, each puncture with seta; suture between sterna 1 and 2 complete; last sternite with apical margin bisinuate in female, emarginate medially in male. Leg: slender; punctate; femur robust; tibia with fringe of setae on inner margin of apex. Total length: 5.6-6.8 mm.

Diagnosis.

This species is similar to Cephaloleia aequilata and Cephaloleia dilaticollis . It can be distinguished by the elytra with a costate interspace behind the humerus.

Host plant.

Accodring to data adults have been collected from Calathea lutea Schult. ( Marantaceae ).

Distribution.

Brazil (Bahia), Peru, Venezuela.

Type material.

Type: Brazil, Bahia, BMNH, not seen.

Specimens examined.

No label data (USNM). Brazil: Bahia- no further data (BMNH). Peru: Madre de Dios- CICRA Field Station, 272 m, 13 June 2011 (SEMC). Venezuela: Merida- 6 km E. Las Cruces, 13 July 1986 (BYUC). Total: 6.