468 
LEPTOPTERUS. — LEPTOPTTLOS. 
stramineoventris Bonaparte, Conspect. Avium I. 186. cn Elainea stramineo- 
ventris Gray. 
superciliaris Cabanis, Tschud. Faun, peruan. 161. = Elainea suj) er ciliar 'is. 
ventralis Bonaparte, Conspect. Avium I. 186. == Euscarthmus ventralis Burm. 
viridiflavus Bonaparte, Conspect. Avium I. 187. ^ Elainea viridiflavus Tschud. 
LEPTOPTERUS viridis Bonaparte, Compt. rend. 1854. XXXVIII. 387. 538. = 
Artamus viridis Vieill. 
LEPTOPTERYX (Laniadae. — Xstttoç tenuis, TUTspu^ ala) Horsfield, Transact. 
Linn. Soc. 1821. XIII. 144. = Artamus Vieill. 
albovittatus Wagler, Syst. Avium sp. 5. = Artamus sordidus Gould. 
cruenta Wagler, Syst. Avium spec. 9. — Analcipus sanguinolentus Swains. 
leucocephalus Wagler, Syst. Avium 169. = Artamus leucocephalus Gray. 
leucorhynchus Horsfield, Transact. Linn. Soc. 1821. XIII. 144. Artamus 
fuscus Vieill., A. leucogaster Gray. 
melaleuca Wagler, Syst. Avium spec. 1. = Artamus leucorhynchus Vieill. 
minor Wagler, Syst. Avium spec. 6. == Artamus minor Vieill. 
rufifenter Wagler, Syst. Avium spec. 3. = Artamus fuscus Vieill. 
viridis Wagler, Syst. Avium spec. 7. — Artamus viridis Vieill. 
LEPTOPTILA (Columbidae. — Xstctoç tenuis, 7mXoç pennis vestitus) — Swainson, 
Classific. Birds 1837. II. 349. (Leptotila) = Peristera Swains. 
First quill suddenly narrowed, the fourth longest. Tarsus lengthened and 
much longer than the hallux. All the toes long and slender. Knees naked, 
albifrons Bonaparte, Conspect. Avium II. 74. — Peristera albifrons Gray. 
Bonapartei Lawrence, Ann. Lyc. New York 1871. X. 15. = Peristera Bona- 
partei. 
brasiliensis Gray, Handl. Birds II. 242. = Peristera brasilie?isis Gray. 
Cassini Lawrence, Proc. acad. Philadelphia 1867. 44. = Peristera Cassini, 
cerviniventris Sclater, Proc. Zool. Soc. 1868. 59. = Peristera cervini- 
ventris. 
chalcauchenia Sclater, Proc. Zool. Soc. 1869. 633. == Peristera frontalis 
Burm. 
chlorauchenia Giglioli, Ibis 1870. VI. 186. = Peristera frontalis Burm. 
Dubusi Bonaparte, Conspect. Avium II. 74. = Peristera brasiliensis Gray. 
erythrothorax Bonaparte, Conspect. Avium II. 74. = Peristera erythrothorax 
Gray. 
Hoedti Schlegel, nederl. Tijdschr. Dierkde 1871. IV. 10. = Peristera Hoedti. 
jamaicensis Bonaparte, Conspect. Avium II. 73. = Peristera frontalis Burm. 
melancholica Bonaparte, Compt. rend. 1855. XL. 100. = Peristera melan- 
cholica. 
ochroptera v. Pelzeln, Ornith. Brasil. 278. = Peristera frontalis Burm. 
plumbeiceps Sclater, Proc. Zool. Soc. 1868. 59. == Peristera plumbiceps. 
Reichenbachi v. Pelzeln, Ornith. Brasil. 279. = Peristera brasiliensis Gray. 
Riottei Lawrence, Ann. Lyc. New York 1868. = Peristera Riottei. 
rufaxilla Swainson, Natur. Libr. V. Tb. 24. = Peristera ruf 'axilla Gray. 
Verreauxi Bonaparte, Conspect. Avium II. 73. = Peristera Verreauxi. 
LEPTOPTILOS (Ardeidae) Lesson, Traité Ornith. 1831. 585. — Gray, Genera 
Birds 1848. III. 561. = Mycteria Lin. 
Synon.: Argala Leach. — Osterophea Hodgs. — Leptoptila Glog. 
Bill very large, straight, and the base higher than broad, with the oilmen 
keeled and straight to the tip, which is acute; the sides compressed; the gonys 
long and gradually ascending; the nostrils small, pierced in the substance of the 
bill, with the opening linear. Wings long and ample. Tail moderate and broad. 
Tarsi robust, much longer than the middle toe, covered with reticulated scales. 
Toes long, with the anterior ones united at the base, especially the outer, toe; 
the hind toe long and partly resting on the ground. The head and neck denu- 
ded of feathers. 
argala Gray, Genera Birds III. 561. = Mycteria argala Schleg. 
