Sigara (Tropocorixa) santiagiensis (Hungerford, 1928)

Konopko, Susana Amanda, 2013, Description of the immature stages of Sigara (Tropocorixa) santiagiensis (Hungerford, 1928) (Insecta: Heteroptera: Corixidae), Journal of Natural History 47 (29 - 30), pp. 1959-1982 : 1963

Sigara (Tropocorixa) santiagiensis (Hungerford, 1928)

( Figures 1–4 ; Tables 1–2 )

Examined material

ARGENTINA: Chubut Province, Arroyo Nant and Fall, path to Corcovado , 5 February 2004, Archangelsky M. coll. (dissected eggs: 6; nymphs: instar I, 8 specimens; II–V, 7 specimens each) .

Figures

Figure 1. Sigara (Tropocorixa) santiagiensis. (A) Egg; (B) chorionic surface; (C, D) abdomen, instar I: (C) dorsal view; (D) ventral view; (E, F), antenna, instar I: (E) dorsal surface; (F) ventral surface; (G, H), antenna, instar III: (G) dorsal surface; (H) ventral surface; (I, J) antenna, instar V: (I) dorsal surface; (J) ventral surface. Scale bars (in mm): A = 0.50, B = 0.03, C, D = 0.40, E, F = 0.10, G, H = 0.20, I, J = 0.30.

Figure 2. Sigara (Tropocorixa) santiagiensis. (A–C) Anterior leg, anterior surface: (A) instar I; (B) instar III; (C) instar V; (D, E) mesoleg, instar I: (D) anterior surface; (E) posterior surface; (F, G) mesotibia and mesotarsus, instar III: (F) anterior surface; (G) posterior surface. A: anterior; AD: anterodorsal; AV: anteroventral; BT: behind the tibial comb; CL: claw; DR: dorsal row; IS: inner surface; LR: lower row; P: posterior; PD: posterodorsal; PV: posteroventral; TC: tibial comb; UR: upper row. Scale bars (in mm): A = 0.20, B, D, E = 0.30, C = 0.50, F, G = 0.40.

Figure 3. Sigara (Tropocorixa) santiagiensis. (A, B) Metaleg, instar I: (A) anterior surface; (B) posterior surface; (C, D) metaleg, instar III: (C) anterior surface; (D) posterior surface. A: anterior; AD: anterodorsal; AV: anteroventral; IS: inner surface; P: posterior; PD: posterodorsal; PV: posteroventral; TC: tibial comb; UA: upper area; V: ventral. Scale bars (in mm): A, B = 0.30, C, D = 0.40.

Figure 4. Sigara (Tropocorixa) santiagiensis. (A, B) Metaleg, instar V: (A) anterior surface; (B) posterior surface. AD: anterodorsal; AV: anteroventral; LA: lower area; MA: middle area; P: posterior; PD: posterodorsal; PV: posteroventral; UA: upper area; V: ventral. Scale bars (in mm): 0.80.