Ciminius callosa

Ciminius callosa (Osborn) Figure 4 Cicadella callosa Osborn, 1926: 179. Ciminius callosa Young, 1977: 593. Diagnosis. Overall coloration (Fig. 4 A, B) pale-yellow. Crown, face and pronotum anterior third (Fig. 4 A) with distinct brownish areas. Forewings (Fig. 4 A, B) brownish, with paler veins. Abdomen (Fig. 4 C) yellow, with darkened areas. Female abdominal sternite VII (Fig. 4 C) wider than long, with lateral margins slightly rounded posteriorly and with a slightly rounded median lobe. Description. Coloration: Overall coloration (Fig. 4 A, B) pale-yellow. Crown (Fig. 4 A), in dorsal view, with distinct brownish areas. Face (Fig. 4 C) with a brownish band between eyes and frontogenal suture, muscular impressions yellow, often a pale longitudinal band medially. Pronotum (Fig. 4 A), in dorsal view, anterior third with distinct darker marks and a darkened arched or semi-arched maculae, posterior third smoky brown. Mesonotum (Fig. 4 A), in dorsal view, yellow, usually with a pair of darkened triangular maculae laterally, a pair of darkened rounded maculae medially. Forewing (Fig. 4 A, B) brownish, with veins distinctly paler. Abdomen (Fig. 4 C), in ventral view, yellowish ventrally with darkened areas. Legs (Fig. 4 B, C) yellowish, metasternum slightly darker. — Male: Unknown. — Female genitalia: Sternite VII (Fig. 4 C), in ventral view, wider than long; lateral margins subparallel, slightly rounded posteriorly; posterior margin with a slight and rounded median lobe. Material examined. Holotype: BOLIVIA • ♀; Puerto Suarez; 150 m; J. Steinbach leg.; CMNH -IZ 724,504; CMNZ. Remarks. Cicadella callosa was described based on a female holotype analyzed herein, and a female paratype, both from Bolivia. In the original description, a male allotype was designed, from Bom Fin, probably misspelled from the municipality of Bonfim, in Salvador, Bahia State, Brazil. Young (1977) transferred Cicadella callosa to Ciminius, reporting the close assemblance of the female abdominal sternites VII of C. callosa holotype and his illustration of C. platensis. The overall coloration of C. callosa holotype is similar to any other Ciminius representant, except C. dissidens sp. nov. and the black form females of C. albolineatus. Compared to the original description, the male allotype from Bahia overall coloration is similar to any other pale-yellow male found in the genus. The male genitalia capsule of C. callosa allotype was illustrated only externally in ventral view, originally described without any useful features that could be used for its identification. After the original work, in 1926, no other representative of this species was reported.

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Publication Details

Journal
Zenodo (CERN European Organization for Nuclear Research)
Published
2025-06-18
DOI
https://doi.org/10.5281/zenodo.15693542
Primary Topic
Comparative Animal Anatomy Studies
Type
article
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article

Ciminius callosa

Zenodo (CERN European Organization for Nuclear Research)
Comparative Animal Anatomy Studies
article

Ciminius callosa

article en

Abstract

Ciminius callosa (Osborn) Figure 4 Cicadella callosa Osborn, 1926: 179. Ciminius callosa Young, 1977: 593. Diagnosis. Overall coloration (Fig. 4 A, B) pale-yellow. Crown, face and pronotum anterior third (Fig. 4 A) with distinct brownish areas. Forewings (Fig. 4 A, B) brownish, with paler veins. Abdomen (Fig. 4 C) yellow, with darkened areas. Female abdominal sternite VII (Fig. 4 C) wider than long, with lateral margins slightly rounded posteriorly and with a slightly rounded median lobe. Description. Coloration: Overall coloration (Fig. 4 A, B) pale-yellow. Crown (Fig. 4 A), in dorsal view, with distinct brownish areas. Face (Fig. 4 C) with a brownish band between eyes and frontogenal suture, muscular impressions yellow, often a pale longitudinal band medially. Pronotum (Fig. 4 A), in dorsal view, anterior third with distinct darker marks and a darkened arched or semi-arched maculae, posterior third smoky brown. Mesonotum (Fig. 4 A), in dorsal view, yellow, usually with a pair of darkened triangular maculae laterally, a pair of darkened rounded maculae medially. Forewing (Fig. 4 A, B) brownish, with veins distinctly paler. Abdomen (Fig. 4 C), in ventral view, yellowish ventrally with darkened areas. Legs (Fig. 4 B, C) yellowish, metasternum slightly darker. — Male: Unknown. — Female genitalia: Sternite VII (Fig. 4 C), in ventral view, wider than long; lateral margins subparallel, slightly rounded posteriorly; posterior margin with a slight and rounded median lobe. Material examined. Holotype: BOLIVIA • ♀; Puerto Suarez; 150 m; J. Steinbach leg.; CMNH -IZ 724,504; CMNZ. Remarks. Cicadella callosa was described based on a female holotype analyzed herein, and a female paratype, both from Bolivia. In the original description, a male allotype was designed, from Bom Fin, probably misspelled from the municipality of Bonfim, in Salvador, Bahia State, Brazil. Young (1977) transferred Cicadella callosa to Ciminius, reporting the close assemblance of the female abdominal sternites VII of C. callosa holotype and his illustration of C. platensis. The overall coloration of C. callosa holotype is similar to any other Ciminius representant, except C. dissidens sp. nov. and the black form females of C. albolineatus. Compared to the original description, the male allotype from Bahia overall coloration is similar to any other pale-yellow male found in the genus. The male genitalia capsule of C. callosa allotype was illustrated only externally in ventral view, originally described without any useful features that could be used for its identification. After the original work, in 1926, no other representative of this species was reported.

Zenodo (CERN European Organization for Nuclear Research)
Universidade Federal do Rio de Janeiro (BR), Universidade Federal do Paraná (BR)
Openalex Percentile: Top 42%
Comparative Animal Anatomy Studies
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