Suborder CUCULI.
Family CUCULIDÆ.
Characters same as those given for the Order.
Subfamilies.
- a1. Wing longer and flatter, less curved to the body; distance from tip of wing to tip of secondaries greater than culmen or tarsus. Cuculinæ (p. [364])
- a2. Wing shorter, more rounded and curved to the body; distance from tip of wing to tip of secondaries less than either culmen or tarsus.
Subfamily CUCULINÆ.
Genera.[41]
- a1. With a long crest; tarsus almost naked. Clamator (p. [364])
- a2. Without a crest; tarsus more or
less feathered at base.
- b1. Secondaries shorter, in closed wing, scarcely exceeding half the length of primaries. Cuculus (p. [370])
- b2. Secondaries longer, in closed
wing, equaling two-thirds the length of primaries or more.
- c1. Plumage never entirely black; bill
at nostril wider than deep, or at least not deeper than wide.
- d1. Larger, length 300 mm. or more; plumage banded or barred, hawk-like in both sexes. Hierococcyx (p. [368])
- d2. Smaller, length 250 mm. or less.
- c2. Plumage entirely black in the male, barred in the female, with ten or more buff bars on the tail; length, 250 mm. or more; bill at nostril decidedly deeper than wide. Eudynamys (p. [377])
- c1. Plumage never entirely black; bill
at nostril wider than deep, or at least not deeper than wide.
Genus CLAMATOR Kaup, 1829.
A pointed occipital crest; wing short and rounded, primaries extending but little beyond the secondaries; tail much longer than wing; tail-feathers graduated; sexes similar in color.