BLUE-FOOTED PETBEL. 
“The proper application of the name P. velox must continue doubtful.” 
Sharpe later pointed out, without comment {Hist. Coll. Brit. Mus.,Yo\. II., 
p. 175, 1906), that the drawing might refer to H. coerulea. 
I attach Solander’s detailed description : — 
velox Procellaria supra e cinereo nigricans, subtus nivea, pedibus ca'ruleis ; digito extimo 
nigricante 
Habitat in Oceano australi. Latit. austr. XL VIII 27 Longit. XCIIIoccid. (Febr. 15, 1769) 
ibidem Latit. austr. XLIV 35 Long. occ. CIX 2 (Febr. 23, 1769) Latit. austr.XXXVI 
49 Long. occ. CXI 30 (Martii 3, 1769) Lat. austr. XXV 21 Longit. occ. CXXIX 
(Martii21, 1769) Latit. austr. XXIX 10 Longit. occ. CLIX 20 (Sept. 19, 1769) Lat. 
austr. XXXVII 10 Long. occ. CLXXI'5 (Octob. 2, 1769) Lat. austr. XXXV 8 Long, 
occ. CLXXXVIII 30 (Jan. 6, 1770)" Lat. austr. XLII 9 Long. occ. CLXXXV 
(Febr. 14, 1770) Lat. austr. XXXIX 17 Long. occ. CCIV : 6 (Apr. 11, 1770) 
Mother Carey’s Pigeon 
Tota avis supra cinereo-nigricans, subtus nivea 
Rostrum nigrum, compressum 
Mandihula superior apice adunca, a naribus ad sinum sulco obliquo profundo exarata, 
infra quern linea impressa paralela 
Tubus narium rostro triple brevier, bilocularis 
Dissepimento ad orificum producto 
Apertura' ovales 
Mandihula inferior parum adunca, inferne pone apicem gibba, sulco longitudinali a basi 
ad gibbum tendente notata. 
OcuU nigri 
Caput fronte & ante oculos albidum 
Vertex autem Nucha & Regie oculorum e fusco nigra 
Collum supra & totum dorsum e cinereo -nigricantia 
Gula, lugulum, Pectus, Abdomen, Crissus, & Femora nivea 
Uropygium cinereum 
Ala' mediocres, supeme nigricantes, infeme alba', marginibus posticis cinereis ex 
apicibus remigum a tectricibus non coopertis 
Angulus carpi nigricans. Margines metacarpi nigricanti alboque varii 
Cauda fuliginosa', cuneata pedibus longior 
Obs. Pena' Crissi longa' subtus caudam fere tegentes, unde primo intuitu subtus alba 
videtur 
Pedes ca'rulei 
Digito extimo geniculisque omnibus nigricantibus, vel interdum tantummodo fuscis 
Membrana conectens interdum sordide albescens, interdum glauca, venis fuscis reticulata 
Ungues nigri, lanceolati. Loco digiti postici 
Unguis parvus niger ^ 
Avis mense Octobri (h.e, vere) multo ponderosior et parum major 
Longitude ab apicem rostri ad finem cauda' 
Pondus ' ^ 
inter apices alarum expansarum 
VOL. n. 
169 
