Family OTIDIDAE

Family OTIDIDAE.

In this, the only family of the Suborder, the bill is shorter than or equal to the head in length ; tail-feathers 16 to 18 ; an aftershaft is present; primaries 4 and no fifth secondary; no bare tracts on the neck; the tarsus and bare portion of the tibia are covered with small scales; the three toes are short, stout and scutellated above; the soles are very broad and the toes short and blunt. Males of some of the species have an inflatable gular pouch connected with a small opening beneath the tongue.

The family is represented throughout Europe, Asia, Africa and Australia, whilst six species, referred here to six genera, are found within the limits of this work.

Key to Genera.

A. No ruff. Sexes differing in size or breeding plumage, or both.
a. No crest in females and non-breeding males.
a1. Tarsus about equal to 1/4 length of wing.
a2. Size large, wing over 450 mm…………OTIS, p. 60.
b2. Size small, wing under 300 mm…………TETRAX, p. 62.
b1. Tarsus equal to 1/3 length of wing.
c2. A seasonal change of plumage…………SYPHEOTIDES, p. 68.
d2. No seasonal change of plumage…………HOUBAROPSIS, p. 71.
b. A crest at all times in both sexes…………CHORIOTIS, p. 64.
B. A ruff on each side of neck. Sexes alike…………CHLAMYDOTIS, p. 66.

BookTitle: 
The Fauna Of British India, Including Ceylon And Burma-birds(second Edition)
Reference: 
Baker, EC S (1922–1930) The fauna of British India, including Ceylon and Burma. Second edition. vol.6 1929.
Title in Book: 
Family OTIDIDAE
Book Author: 
Edward Charles Stuart Baker
Year: 
1929
Page No: 
59
M_ID: 
3244
M_SN: 
Otididae
Volume: 
Vol. 6
Term name: 
id: 
4840

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Scratchpads developed and conceived by (alphabetical): Ed Baker, Katherine Bouton Alice Heaton Dimitris Koureas, Laurence Livermore, Dave Roberts, Simon Rycroft, Ben Scott, Vince Smith