PIEZORHINA. — PINICOLA. 
187 
FIEZOEHINA cinerea de Lafresnaye, Magaz. Zool. 1843. Tb. 30. = Sper- 
mophila Lafr. 
PIEZORHYNCHUS (Myiagrinae) Gould, Proc. Zool. Soc. 1840. VIII. 171. r= 
Seisura Vig. 
Synon.: Peizorhynclius aut. 
Rostrum quam caput longius, altius plus quam latum, fere cylindraceum, 
lateraliter compressum, apicem versus denticulatum. Nares parvae, rotundatae, 
basales. Alae breves, remige prima mediocri, quarto longissimo. Cauda ali- 
quanto brevis et rotundata. Tarsi mediocriter elongati et paulo debiles. Digitus 
externus et médius inter se connexi usque ad articulum primum, externus 
longissimus. 
chalybeocephalus Gray, Proc. Zool. Soc. 1859. 156. = Seisura chalybeophala, 
lucidus Gray, Proc. Zool. Soc. 1859. 156. — Seisura lucida. 
nitidus Gray, Proc. Zool. Soc. 1840. VIII. 171. = Seisura nitida Gray. 
rufolateralis Gray, Proc. Zool. Soc. 1858. 176. — Seisura rufolateralis. 
rufolateralis Gray, Proc. Zool. Soc. 1858. 176. $ = Seisura lucida. 
PIGARRHICTJS Desmurs 1853. — Pygarrhichus Lichtst. 
PILHERODIUS Reichenbach, natürl. Syst. 1850. — Bonaparte, Conspect. Avium 
II. 139. = Ardea Lin. 
Rostrum elongatum, gracile; pedes elongati; tibiis valde denudatis; digitis 
brevibus; pollice elongato. 
pileatus Bonaparte, Conspect. Avium IL 139. = Ardea pileata Lath. 
PILORHI1VU8 (Lamprotornithinae. — TzCkoç coacta, ^(,v naris). — Cabanis, Mus. 
Heine. 1851. L 201. — Hartlaub, Journ. Ornith. 1859. VIL 29; Bremer 
Abhandlgen. 1874. IV. 94. 
Synon.: Ptilonorliynchus Rüpp. 
Rostrum album, subdebile , breviusculum, minus compressum, culmine arcuato 
subrotundato , plumulis inter nares et oculos longiusculis , suberectis, rigidiusculis. 
Alae médiocres^ caudae basin superantes , subrotundatae ; remigibus 3 — 5 longioribus, 
subaequalibus , secunda via; breviore. Cauda longiuscula, aequalis. Pedes médiocres, 
robusti, unguibus longis. Digitus internus externo brevior. Ptilosis sericea, 
splendore nonnullo metallico. 
albirostris Cabanis, Mus. Heine. L 201. — Hartlaub, Journ. Ornith. 1859. 
VIL 30; Bremer Abhdlgen. 1874. IV. 94. — v. Heuglin, Journ. Ornith. 1869. 
XVIL 12. [Abyssi7iia. 
Ptilonorhynchus albirostris Rüppell, neue Wirbellh. Fauna Abyss. 22. Tf. 9. 
Fig. 1. 2. 
Juida albirostris Gray, Genera Birds IL 327. 
PILUMNÜS ruber Bonaparte, Consp. Vol. Zyg. 8. = Picus ruher Gmel. 
thyreoideus Bonaparte, Consp. Vol. Zyg. 8. = Picus thyreoideus Gass. 
varius Gray, Handl. Birds II. 186. = Picus varius Lin. 
PINDALUS ruficapillus Hartlaub, Ibis 1862. 153. = Culicipeta ruficapilla Grill. 
PINGUINARIA patachonica Shaw, Nat. Miscell. Tb. 409. = Spheniscus Pen- 
nanti Schleg. 
PINGUINÜS impennis Bonnaterre, Encycl. méth, 29. =■ Alca impennis Lin. 
pica Bonnaterre, Encycl. méth. 30. = Alca torda Lin. 
torda Bonnaterre, Encycl. méth. 27. = Alca torda Lin. 
PIlVICOIiA (Loxianae). — Vieillot, Oiseaux Amér. sept. 1807. I. 4. — Cabanis, 
Ersch Grub. Encycl. 1. Sect. L. 219. — Baird, Birds N America 409. 
Synon.: Strobilophaga Vieill. — Corythus Ciiv. — Densirostra Wood. — Propyrrhula 
Hodgs. — Haematospiza Blyth. 
Bill short, nearly as high as long; upper outline much curved from the base; 
the margins of the mandibles rounded; the commissure gently concave and abruptly 
deflexed at the tip; base of the upper mandible much concealed by the bristly 
feathers covering the basal third. Tarsus rather shorter than the middle toe; lateral 
toe short, but their long claws reach the base of the middle one, which is longer 
