Oxysarcodexia riograndensis (Lopes, 1946)

Vairo, Karine Pinto e, Moura, Mauricio Osvaldo & Mello-Patiu, Cátia Antunes de, 2015, Comparative morphology and identification key for females of nine Sarcophagidae species (Diptera) with forensic importance in Southern Brazil, Revista Brasileira de Entomologia 59 (3), pp. 177-187 : 178-186

Oxysarcodexia riograndensis (Lopes, 1946) ( Figs. 3 , 11B , and 12B )

Description – differs from male in the following: Two proclinate orbital setae, the superior one with similar size as frontals and the inferior one two times the size as the superior; inner vertical setae differentiated from the postocellar setae. Tergite 5 with a dorsolateral golden light spot. Tergite 6 undivided; spiracle 6 in membrane and spiracle 7 within the sclerite, with 6–9 strong marginal setae. Tergite 7 absent. Tergite 8 as two lateral sclerotized bare plates, two times the cercus size. Epiproct absent. Sternites 1–5 dark-brown, darker compared to the others; sternites 2 and 5 with square shape, posterior corners rounded, strong setae in the posterior margin and some setulae in the median part; sternite 5 shorter than 6; sternites 6, 7 and 8 fused; sternite 6 wider than 5 with one row of setae, 3 strong setae on each side and with many setulae in central part; sternite 7 almost 1.5 times the size of sternite 5, posterior margin concave, marginal setae being three strong lateral ones and other small weak setae; sternite 8 membranous with median area rounded and pigmented, margin with some setulae. Vaginal plate sub-rectangular, posterior margin slightly concave. Spermathecae slightly elongated with transversal striations in all extension.

Distribution: Argentina (Jujuy), Brazil (Paraná, Rio de Janeiro, Rio Grande do Sul).

Material examined: six females from colonies initiated by specimens collected in Brazil, Paraná, Curitiba , ii. 2011. K. Vairo col.

Peckia (Pattonella) intermutans (Walker, 1861) ( Figs. 4 , 11G , and 12C )

Description – differs from male in the following: two well-developed proclinate orbital setae; inner vertical setae differentiated from postocellar setae. Tergite 5 with one lateral golden spot and a light golden coloration at posterior margin in dorsal view. Tergite 6 divided into two big plates separated by a narrow membrane; spiracles 6 and 7 within the sclerite; 10–12 strong setae on posterior margin. Tergite 7 absent. Tergite 8 as two small bare plates, slightly larger than cercus. Epiproct absent. Sternites 2–5 square shaped with strong setae on posterior margin; sternites 6, 7 and 8 separated; sternite 6 square shaped, a bit smaller than sternite 5, with numerous strong marginal and premarginal setae; sternite 7 square with setae more concentrated on posterior margin, with a strong pair on each side; sternite 8 membranous, not well pigmented, about half of length of sternite 7, with 5 long setae. Vaginal plate membranous, slightly pigmented; anterior margin rounded and posterior margin with a median depression. Spermatheca elongated with a segmental constriction separating a narrower proximal part and a not striated distal part.

Distribution: Brazil (Amazonas, Ceará, Distrito Federal, Goiás, Mato Grosso, Minas Gerais, Pará, Rio de Janeiro, Paraná, Santa Catarina, São Paulo), Costa Rica, Ecuador, Guatemala, Guiana, Honduras, Mexico (Jalisco), Panama, Paraguay, Peru, St. Lúcia, Trinidad and Tobago ( Tobago, Trinidad).

Material examined: nine females from colonies initiated by specimens collected in Brazil, São Paulo, Mogi Guaçu , iv. 2011. M. Grella col.

Peckia (Pattonella) resona (Lopes, 1935) ( Figs. 5 , 11C , and 12D )

Description – differs from male in the following: two proclinate well-developed orbital setae, both twice the size of frontal setae; inner vertical setae distinguish from the postocellar setae. Tergite 5 with an anterior silver spot in dorsal view. Tergite 6 divided into two big plates separated by a narrow membrane; spiracles 6 and 7 within the sclerite; 12 strong marginal setae concentrated in the median region. Tergite 7 absent. Tergite 8 as two small and narrow bare plates, a bit bigger than cercus. Epiproct absent. Sternites 2–6 squared shaped with strong and long setae on the posterior margin; sternites 6, 7 and 8 individualized; sternite 6 square, a bit smaller than sternite 5, with strong and long setae concentrated on the posterior third; sternite 7 with the half length of sternite 6, with long setae on the posterior half and strong posterior marginal setae; sternite 8 membranous; sparsely pigmented, with a similar length of sternite 7, with long and thin setae on posterior margin. Vaginal plate absent or probably completely membranous and not apparent. Spermatheca elongated with a segmental constriction separating a narrower proximal part, and a rounded not striated distal part.

Distribution: Argentina (Corrientes), Brazil (Rio de Janeiro, Rio Grande do Sul, Santa Catarina, Paraná, Minas Gerais, São Paulo).

Material examined: two females from colonies initiated by specimens collected in Brazil, Paraná, Curitiba , v. 2012. K. Vairo col.

Peckia (Euboettcheria) australis (Townsend, 1927) ( Figs. 6 , 11H , 12E )

Description – differs from male in the following: two proclinate orbital setae well developed, superior with half of the length of inferior; inner vertical setae differentiated of postocellar setae. Tergite 5 with a light golden microtomentum. Tergite 6 divided into two plates connected by a broad membrane; spiracle 6 in membrane and spiracle 7 within the sclerite, near the margin; 15–17 strong and long marginal setae.Tergites 7 and 8 not absent. Epiproct entire, narrow, with numerous setae on median region. Sternites 2–5 squared shaped with strong marginal setae; sternites 6 separated, 7 and 8 fused; sternite 6 larger than 5, but shorter in length, with strong marginal setae; sternite 7 with a depressed central area, sternite 8 represented by a narrow posterior membranous area with setulae, separated of the sternite 7 by a semicircular, swollen, and setose area. Vaginal plate absent. Spermatheca spherical not striated.

Distribution: Argentina (Misiones), Brazil (Mato Grosso, Rio Grande do Sul, Santa Catarina, Paraná, São Paulo), Paraguay.

Material examined: eight females from colonies initiated by specimens collected in Brazil, Paraná, Curitiba , vii. 2011. K. Vairo col.

Peckia (Euboettcheria) florencioi (Prado and Fonseca, 1932) ( Figs. 7 , 11D , and 12F )

Description – differs from male in the following: two proclinate orbital setae well developed; inner vertical setae differentiated of postocellar setae. Tergite 5 with light golden microtomentum in dorsal view. Tergite 6 divided into two plates with a broad connecting membrane; spiracle 6 in membrane and spiracle 7 within the sclerite near the margin; 12–15 strong and long marginal setae. Tergites 7 and 8 not absent. Epiproct entire, short, median region unpigmented, with strong and long setae. Sternites 6, 7 and 8 fused; sternite 7 with the same width as sternite 6, anteriorly rounded, without setae; sternite 8 narrower than sternite 7, posterior margin slightly swollen with sparse setulae. Vaginal plate present, well sclerotized, with a digitiform discal apophysis projecting inwards. Spermatheca spherical not striated, with a postero-ventral unsclerotized area.

Distribution: Argentina (Misiones, San Luis), Brazil (Mato Grosso, Rio Grande do Sul, Santa Catarina, Paraná, São Paulo).

Material examined: eight females from colonies initiated by specimens collected in Brazil, Paraná, Curitiba , vi. 2012. K. Vairo col.

Peckia (Sarcodexia) lambens (Wiedemann, 1830) ( Figs. 8 , 11E , and 12G )

Description – differs from male in the following: posterior femur without a patch of black short setae in the apical third of the anterior surface (male femoral organ). Tergite 5 with golden microtomentum in lateral and dorsal view. Tergite 6 undivided; spiracle 6 in membrane and 7 within the sclerite; 14–16 marginal strong setae accompanied by some setulae. Tergites 7 and 8 absent. Epiproct entire, with some fine setulae along the margin and one conspicuous strong setae on each side. Hypoproct broad with a conspicuous hollow at the medium part. Sternite 2 with 1.5 times the size of sternites 3 and 4; sternite 5 subrectangular with rounded corners and several developed setae; sternite 6 two times the sternite 5 width, with strong marginal setae and sparse discal setulae; sternites 7 and 8 narrower than sternite 6, both linked to the sternite 6 by a lateral conspicuous membranes; sternite 7 with no setae and sternite 8 broadly membranous, represented by a swollen and setulose marginal area. Vaginal plate absent. Spermatheca circular not striated with a posteroventral unsclerotized area.

Distribution: Argentina (Misiones, Tucumán), Bahamas (Grand Bahamas, New Providence), Bolivia, Brazil (Amazonas, Ceará, Mato Grosso, Rio de Janeiro, Santa Catarina, São Paulo, Paraná), Chile (Tarapacá), Colombia, Costa Rica, Cuba, El Salvador, Guyana, Haiti, Jamaica, Mexico (Jalisco, Nuevo Leon, Tamaulipas), Panamá, Paraguay, Peru, Puerto Rico, St. Vincent, Trinidad & Tobago ( Tobago).

Material examined: seven females from colonies initiated by specimens collected in Brazil, Paraná, Curitiba , iv. 2011. K. Vairo col.

Figures

Fig. 3. External female morphology of Oxysarcodexia riograndensis. (A) Habitus, lateral view; scale: 2 mm; (B) abdomen, dorsal view; scale: 1 mm; (C) abdominal terminal segments, ventral view; scale: 0.5 mm; (D) abdomen, ventral view; scale: 1 mm.

Fig. 11. Female terminalia. (A) Oxysarcodexia paulistanensis (sternites 1–4 omitted); (B) Oxysarcodexia riograndensis (sternites 1–4 omitted); (C) Peckia (Pattonella) resona (sternites 1–4 omitted); (D) Peckia (Euboettcheria) florencioi (sternites 1–4 omitted); (E) Peckia (Sarcodexia) lambens (sternites 1–4 omitted); (F) Microcerella halli (sternites 1–4 omitted); (G) Peckia (Pattonella) intermutans (tergite 6 and sternite 1 omitted); (H) Peckia (Euboettcheria) australis; (I) Sarcophaga (Bercaea) africa (sternite 1 omitted). Scales: 1 mm.

Fig. 12. Spermathecae. (A) Oxysarcodexia paulistanensis, lateral view; scale: 0.05 mm; (B) Oxysarcodexia riograndensis, lateral view; scale: 0.05mm; (C) Peckia (Pattonella) intermutans, lateral view; scale: 0.05 mm; (D) Peckia (Pattonella) resona, lateral view; scale: 0.05 mm; (E) Peckia (Euboettcheria) australis, lateral view; scale: 0.05 mm; (F) Peckia (Euboettcheria) florencioi, ventral view; scale:0.05mm; (G) Peckia (Sarcodexia) lambens, ventral view; scale:0.05 mm; (H) Microcerella halli, lateral view; scale:0.1mm; (I) Sarcophaga (Bercaea) africa, lateral view; scale: 0.05 mm.

Fig. 4. External female morphology of Peckia (Pattonella) intermutans. (A) Habitus, lateral view; scale:1 mm; (B) abdomen, dorsal view; scale:2 mm; (C) abdominal terminal segments, ventral view; scale: 1 mm; (D) abdomen, ventral view; scale: 2 mm.

Fig. 5. External female morphology of Peckia (Pattonella) resona. (A) Habitus, lateral view; scale: 2 mm; (B) abdomen, dorsal view; scale: 2 mm; (C) abdominal terminal segments, ventral view; scale: 1 mm; (D) abdomen, ventral view; scale: 2 mm.

Fig. 6. External female morphology of Peckia (Euboettcheria) australis. (A) Habitus, lateral view; scales:2 mm; (B) abdomen, dorsal view; scale:2 mm; (C) abdominal terminal segments, ventral view; scale: 0.5 mm; (D) abdomen, ventral view; scale: 1 mm.

Fig. 7. External female morphology of Peckia (Euboettcheria) florencioi. (A) Habitus, lateral view; scale: 2 mm; (B) abdomen, dorsal view; scale:1 mm; (C) abdominal terminal segments, ventral view; scale: 0.5 mm; (D) abdomen, ventral view, scale: 1 mm.

Fig. 8. External female morphology of Peckia (Sarcodexia) lambens. (A) Habitus, lateral view; scale: 2 mm; (B) abdomen, dorsal view; scale: 1 mm; (C) abdominal terminal segments, ventral view; scale: 0.5 mm; (D) abdomen, ventral view; scale: 1 mm.