Myrsidea patersoni Price and Johnson, 2009

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 : 10

Myrsidea patersoni Price and Johnson, 2009

Myrsidea patersoni Price and Johnson, 2009: 64 , Figs. 3–4 . Type host: Eucometis penicillata (Spix) —Gray-headed Tanager

Material studied. 1 male, ex Eucometis penicillata (Thraupidae) , COSTA RICA: Rincon de la Vieja National Park, Sector Santa Maria, Sendero del Padre (10°46’N, 85°18’N; 800m), 22 August 2009, Sychra and Literak leg.; 1 female and 1 male, ex Eucometis penicillata , 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 CR136–137).

Remarks. This is the first record of this species of Myrsidea from Costa Rica. Our specimens differ from the description of M. patersoni presented by Price and Johnson (2009) by sternal setal counts and dimensions as follows [setal counts and dimensions mentioned by Price and Johnson (2009) are in parentheses]:

Female (n = 1). Sternal setae: IV, 29 (33–36); V, 34 (35–42); VI, 30 (32–34); VII, 15 (16–20); VIII–IX, 17 (19–24); sternites III–VII without medioanterior setae. Dimensions: HL, 0.31 (0.32–0.33); PW, 0.28 (0.29–0.31); AW, 0.62 (0.65–0.69); TL, 1.52 (1.62–1.65); ANW, 0.20 (0.23–0.24).

Male (n = 2). Length of head seta 10, 0.035; seta 11, 0.100; ratio10/11, 0.35. Sternal setae: II, 19 (14–16) marginal between asters, 7 (8–10) anterior; IV, 34 (26–29); V, 29 (31–33); VI, 26 (27–31); sternites III–VII without medioanterior setae. Dimensions: TW, 0.43–0.44 (0.44–0.45); HL, 0.27–0.29 (0.30–0.31); PW, 0.27 (0.28–0.30); AW, 0.48–0.49 (0.50–0.52).

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).