NYCTIORNIS. 
733 
americanus Cassin, Proc. acad. Philadelphia 1851. 179. — Cabanis, Mus. 
Heine. HI. 92, Lawrence, Ann. Lyc. New York VII. 290. 
[Mexico. Guiana. Bolivia. Brasilia. 
Caprimulgus americanus Linne, Syst. Nat. I. 346. — Buffon, PI. enlum. 733. 
Gaprimulgus albicollis, C. guianensis Gmelin, Syst. Nat. I. 1030. 
Caprimulgus laticaudatus Drapiez, Diet, class. VI. 169. 
Nyctidromus derby anus Gould, Icones Avium II. Tb. 2. 
Chordeiles americanus Gray, Genera Birds I. 49. 
Nyctidromus a/finis Gray, List Spec. brit. Mus. II. 1. 11. 
Caprimulgus grallarius Pz. Wied, Mus. lugdun. 
Nyctidromus grallarius Bonaparte, Conspect. Avium I. 62. 
Nyctidromus guianensis Cassin, Proc. acad. Philadelphia 1851. 189. 
Nyctidromus albicollis Burmeister, syst. Uebers. Th. Bras. II. 389. — Scla- 
ter, Ibis 1867. III. 107. 
1VYCTIOR1VIS (Meropidae. — vu£ nox, opvtc avis). — Swainson, Zool. Illustr. 
1831. II. Tb. 56. — Gray, Genera Birds i846. I. 87. 
Synon.: Alcemerops Geoffr. — Bucia, Napophila Hodgs. — Meropiscus Sundev. — 
Meropogon Bonap. 
Bill long, curved and pointed, with the culmen curved, rather flattened and 
grooved along the middle for some distance from the base; the sides sloping and 
compressed to the tip, which is acute, the gonys moderate and arched; the nostrils 
basal, lateral, rounded and covered with short plumes. Wings reaching begond 
the base of the tail, and rounded, with the first quill half the length of the fourth, 
the second and third graduated and the fourth the longest. Tail long, broad and the 
slightly emarginated. Tarsi very short, robust and covered in front with narrow 
transverse scales. Toes long, the lateral ones unequal, the outer ones the longest 
and united to the second joint, and the inner to the first joint, of the middle toe; 
the hind toe long, strong and padded beneath. — 6 Specc. 
Amherstiana Royle, Illustr. Himal. Bot. I. 77. = Nyctiornis Athertoni M'Clell. 
amictus Swainson, Zool. Illustr. new ser. II. Tb. 56. — Gould, Birds Asia 
II. Tb. 3. — Reichenbach, Handb. Ornith. I. 80. 
[India. Sumatra. Malacca. Borneo. 
Merops amictus Temminck, PI. color. 310. — Schlegel, Mus. Pays-Bas 
Merops 13. 
Alcemerops amictus Hartlaub, Verz. Mus. Brem. 15. 
Kay Chua. 
Athertoni M'Clelland, Proc. Zool. Soc. 1839. VII. 155. — Gould, Birds 
Asia II. Tb. 2. — Reichenbach, Handb. Ornith. I. 81. [Himalaya. Nepal. 
Merops Athertoni Jardine et Selby, Illustr. Ornith. II. Tb. 58. — Schle- 
gel, Mus. Pays-Bas Merops 12. 
Bucia nipalensis Hodgson, Journ. as. Soc. Bengal 1836. V. 361. 
Nyctiornis coeruleus Swainson, Class. Birds II. 333. — Jardine et Selby, 
Illustr. Ornith. II. Tb. 58. 
Merops assamensis M'Clelland. 
Nyctiornis Amherstiana Royle, Illustr. Himal. Bot. I. 77. 
Merops cyanogularis Jerdon, Madras Journ. 1840. 229. 
Alcemerops paleazureus Lesson, Revue Zool. 1840. 262. 
Bucia Athertoni Blyth, Journ. as. Soc. Bengal 1841. X. 922. 
Napophila Athertoni Blyth, Journ. as. Soc. Bengal 1842. XI. 104. 
Napophila meropina Hodgson, Zool. Miscell. 1844. 82. 
Alcemerops Athertoni Blyth, Catal. Birds as. Soc. 52. 
Nacht spint. — Buk ay cher at. — By a tu nghet. 
coeruleus Swainson, Classif. Birds II. 333. = Nyctiornis Athertoni M'Cl. 
Forsteni [Celebes. 
Merops Forsteni Temminck, Mus. lugd. — Schlegel, Mus. Pays-Bas Merops 8. 
Meropogon Forsteni Bonaparte, Conspect. Avium I. 164. — Meyer, Journ. 
Ornith. 1871. XIX. 230. 
