Читать книгу A Manual of Philippine Birds - Richard C. McGregor - Страница 205

 a1. Toes not laterally scalloped; no serrated edge on back of tarsus.b1. Tarsus more than twice as long as middle toe with claw; naked portion of thigh much longer than middle toe with claw. Himantopodinæ (p. 113)b2. Tarsus less than twice as long as middle toe with claw; naked portion of thigh much shorter than middle toe with claw.c1. Culmen with a decided dertrum or arched swelling at tip; tarsus reticulate behind.d1. A small fleshy wattle in front of eye; front of tarsus covered with large transverse scales. Lobivanellinæ (p. 101)d2. No eye wattle present; tarsus covered with small hexagonal scales. Charadriinæ (p. 102)c2. Culmen without a dertrum at tip.d1. Tarsus with transverse plates in front and hexagonal scales behind; bill short, less than head; culmen nearly straight. Arenariinæ (p. 99)d2. Tarsus with transverse plates both before and behind (except Numenius which has a long decurved bill); bill usually much longer than head, either straight or curved, the tip usually soft.e1. Toes webbed at base. Totaninæ (p. 114)e2. Toes cleft to the base. Scolopacinæ (p. 132)

 a2. Toes with lateral lobes; tarsus with the posterior edge serrated. Phalaropodinæ (p. 149)