Myrsidea larvatae Sychra, 2007

Kounek, Filip, Sychra, Oldrich, Capek, Miroslav, Lipkova, Alexandra & Literak, Ivan, 2011, Chewing lice of the genus Myrsidea (Phthiraptera: Menoponidae) from the Cardinalidae, Emberizidae, Fringillidae and Thraupidae (Aves: Passeriformes) from Costa Rica, with descriptions of four new species, Zootaxa 3032, pp. 1-16 : 9

Myrsidea larvatae Sychra, 2007

Myrsidea larvatae Sychra [in Sychra et al., 2007]: 62, Figs. 5–6 . Type host: Tangara larvata (Du Bus) —Golden-hooded Tanager.

Material studied. 4 females and 3 males, ex Tangara larvata (Thraupidae) , COSTA RICA: Zona Protectora Las Tablas, La Amistad Lodge (8°54’N, 82°47’W; 1300m), 20 August 2010, Sychra and Literak leg. Deposited in INBio (O.Sychra CR162–163) and MZM (O.Sychra CR164).

Remarks. Our specimens differ from the description of M. larvatae presented by Sychra et al. (2007) by setal counts and dimensions as follows [setal counts and dimensions mentioned by Sychra et al. (2007) are in parentheses]:

Female (n = 4). Length of head seta 10, 0.045; seta 11, 0.100; ratio10/11, 0.45. Tergal setae: I, 27 (30–36); II, 28–31 (34–36); III, 28–33 (35–38); IV, 28–29 (39–40); V, 30–33 (35–43); VI, 33–34 (34–39); VII, 30–33 (33–36); VIII, 21–24 (25–27). Sternal setae: V, 35–38 (37–43); VI, 31 (32–36); sternites III–VII without medioanterior setae. Dimensions, TW, 0.41 (0.42–0.43); MW, 0.42 (0.43–0.46); TL, 1.43 (1.45–1.49).

Male (n = 3). Tergal setae: III, 34 (35–40); IV, 34 (35–40); V, 35–36 (37–43); VI, 33–36 (37–43); VII, 30–32 (32–38); VIII, 24–25 (26–27). Sternal setae: III, 31 (24–28); IV, 35 (32–34); V, 33 (34–35); VIII, 12 (9–11); sternite III with one medioanterior seta, other sternites without medioanterior setae. Dimensions: TW, 0.38–0.39 (0.39– 0.40); HL, 0.26–0.27 (0.27–0.28); MW, 0.33 (0.35–0.36); AW, 0.40 (0.42–0.44).

Figures

FIGURES 1 – 6. 1 – 3. Myrsidea bidentata sp. nov. 1, Female (dorsal side on the left, ventral side on the right). 2, Male sternite II. 3, Male genital sac sclerite. 4 – 6. Myrsidea dolejskae sp. nov. 4, Female (dorsal side on the left, ventral side on the right). 5, Male sternite II. 6, Male genital sac sclerite. Scales 0.50 mm (Figs. 1, 4), 0.10 mm (Figs. 2, 5), 0.05 mm (Figs. 3, 6).