HELMITHEROS. — HEMICERCUS. 
315 
the first quill nearly or quite the longest, Tail nearly even or slightly pmar- 
ginate; short and rather slender. Tarsi longer than the middle toe. 
Bachmanni Cabanis, Journ. Ornith. 1855. III. 475. — Mniotilta Bachmanni 
Gray. 
brevipennis Giraud, Ann. Lyc. New York 1849. V. 40. == Mniotilta brevipennis. 
celata Baird, Birds NAmerica 257. = Mniotilta celata Gray. 
chrysoptera Cabanis, Mus. Heine. I. 20. == Mniotilta chrysoptera Gray. 
Luciae Cooper, Proc. Acad. Calilbrn. 1861. II. 124. = Mniotilta Luciae. 
peregrina Cabanis, Mus. Heine. I. 20. = Mniotilta peregrina Gray. 
pinus Baird, Birds NAmerica 354. = Mniotilta pinus Gray. 
protonotarius Cabanis, Mus. Heine. I. 20. — Mniotilta citrea Gray. 
rubricapilla Cabanis, Mus. Heine. I. 20. — Mniotilta ruficapilla Gray. 
ruficapilla Baird, Birds NAmerica 256. — Mniotilta ruficapilla Gray. 
solitaria Cabanis, Mus. Heine. I. 20. == Mniotilta pinus Gray. 
virginiae Baird, Birds NAmerica Explic. Tb. 79. Fig. 1. = Mniotilta Virginiae. 
HELMITHER0S Rafinesque, recti us Helmintherus Cab. 
HEL0DR0MUS Kaup, natürl. Syst. 1829. = Totanus Bechst. 
HELOPUS Wagler, Oken's Isis 1832. = Sterna Lin. 
HEL0KTYX Agassiz, Ind. Nomencl. = Ortyxelos Vieill. 
HEL0SPIZA (Subgen. Melospizae) Baird, Birds NAmerica 1858. 477. = Melo- 
spiza Baird. 
Tijpus: Melospiza Lincolni, M. palustris. 
HELOTARSUS (Buteoninae) Smith, Illustr. SAfr. Zool. 1830. 146. — Kaup, Oken's 
Isis 1847. 235. = Circaëtus Vieill. 
Synon.: ïerathopius Less. 
The characters in common with Haliaëtus: but the tail is exceedingly short 
and truncated. Tarsi short, covered with small scales; those posteriorly the 
largest. Toes long, the basis of all covered with small scales and the tips with 
transverse ones. 
ecaudatus Kaup, Oken's Isis 1847. 235. = Circaëtus ecaudatus Schlegel. 
leuconotus Pz. Paul Wurtemberg. — Circaëtus ecaudatus Schleg. 
typicus Smith, Illustr. SAfr. Zool. 146. = Circaëtus ecaudatus Schleg. 
HELOTRIORCHIS Reichenbach, natürl. Syst. 1850. Tf. 98. = Polyborus australis 
BONAP. 
HlEMERODPvOMUS cinctus v. Heuglin, Ibis 1863. V. 31. Tb. 2; Journ. Ornith. 
1858. VI. 25. 5= Cursorius bicinctus Tem. 
HEMIAETTJS Hodgson, Zool. Miscell. 1844. = Buteo asiaticus. 
HEMICECROPS Bonaparte 1857. = Hirundo Lin. 
HEMICERCUS (Picidae. — r]\ii semi, xspxoç cauda) Swainson, Classif. Birds 
1837. II. 306. — Gray, Genera Birds II. 435. — Cabanis, Mus. Heine. IV b . 175. 
Synon.: Hemicircus Swains. — Micropicus Malh. 
Bill shorty broad at the base and much compressed on the sides towards the 
tip; the gonys long, and ascending upwards to the tip , which is acutely pointed; the 
nostrils basal, lateral and hidden by the projecting plumes. Wings long, reaching 
to the end of the tail, with the third, fourth and fifth quills nearly equal and 
longest. Tail verg short, broad and even with the end of each feather rounded. 
Tarsi as long as the inner anterior toe, and strong. Toes long , unequal; the outer 
anterior toe rather shorter than the outer posterior one; the hind toe short, the 
claws moderate, compressed and curved. — 6 Specc. 
Hrookeanus Salvadori, Atti Accad. Torino III. 524. [Borneo. 
brunneus Eyton, Proceed. Zool. Soc. 1839. VII. 106. = Picus brunneus Sundev. 
canens Bonaparte, Conspect. Avium I. 129. è= Hemicercus canente Gray. 
canente Gray, Genera Birds II. 437. =? Cabanis, Mus. Heine. IV b . 176. 
[India. 
Picus canente Lesson, Bélangers Voy. Ind. III. 240; Centurie Zoolog. Tb. 73. 
Hemicercus canens Bonaparte, Conspect. Avium I. 129. 
Micropicus canente Malherbe, Monogr. Picid. I. 190. Tb. 42. Fig. 2. 4. 
