Myrsidea violaceae Price and Dalgleish, 2006

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 : 14

Myrsidea violaceae Price and Dalgleish, 2006

Myrsidea violaceae Price and Dalgleish, 2006: 9 . Type host: Euphonia violacea (Linnaeus) —Violaceous Euphonia .

Material studied. 3 female and 3 males, ex Chlorospingus ophthalmicus, Common Bush-Tanager (Emberizidae) . COSTA RICA: Tapanti National Park, Sector Tapanti (09°46’N, 83°47’W; 1200m), 8 August 2009, Sychra and Literak leg. Deposited in INBio (O.Sychra CR120–121) and MZM (O.Sychra CR122); 2 females and 1 male, ex Euphonia hirundinacea , Yellow-crowned Euphonia (Fringillidae) . COSTA RICA: Rincon de la Vieja National Park, Miravieja Lodge (10°43’N, 85°18’N; 600m), 19 August 2009, Sychra and Literak leg. Deposited in INBio (O.Sychra CR129–130).

Remarks. This is the first record of this species of Myrsidea from Chlorospingus ophthalmicus and the first record of a chewing louse from Euphonia hirundinacea . Our specimens differ from the description of M. violaceae presented by Price and Dalgleish (2006) by setal counts and dimensions as follows [setal counts and dimensions mentioned by Price and Dalgleish (2006) are in parentheses]:

From C. ophthalmicus :

Female (n = 3). Length of head seta 10, 0.040; seta 11, 0.105–0.110; ratio10/11, 0.36–0.38. Metanotum 12–14 (9–11) marginal setae. Tergal setae: I, 10–11 (11–13). Sternal setae: II, 23 (26–32); III, 25–29 (19–23); IV, 33 (25– 32); sternites III–VII without medioanterior setae. Dimensions: TW, 0.42–0.43 (0.40–0.42); TL, 1.36 (1.39–1.48); ANW, 0.22–0.24 (0.18–0.21).

Male (n = 3). Metanotum 12 (9–11) marginal setae. Tergal setae with median gap on I–II: I, 15 (16–20). Sternal setae: III, 26 (19–25); IV, 31 (21–29); V, 32 (26–30); VI, 29 (23–28); sternites III–VII without medioanterior setae.

From E. hirundinacea :

Female (n = 2). Length of head seta 10, 0.035–0.040; seta 11, 0.95–0.100; ratio10/11, 0.35–0.42. Tergal setae: I, 15 (11–13); VIII, 19 (14–18). Sternal setae: III, 24 (19–23); IV, 34 (25–32); sternites III–VII without medioanterior setae.

Male (n = 1). Tergal setae: III, 24 (25–30). Sternal setae: II, 21 (26–32); VIII, 14 (7–11); sternite III with one medioanterior seta, other sternites without medioanterior setae. Dimensions: AW, 0.38 (0.39–0.43).