PTRS168 0617 - Drawing. Public domain image.

Stercorarius antarcticus Lesson = Stercorarius antarcticus lonnbergi

Stercorarius catarractes L. = Stercorarius skua Brünnich, 1764

Adult female Prion vittatus Lacep. = Pachyptila vittata (Forster, 1777), bill from above

Young male Prion vittatus Lacep. = Pachyptila vittata (Forster, 1777), bill from above

Adult male Prion vittatus Lacep. = Pachyptila vittata (Forster, 1777), bill from above

Old male Prion vittatus Lacep. = Pachyptila vittata (Forster, 1777), bill from above

Young male(?) Prion banksii Smith = Pachyptila desolata banksi Smith, 1849, bill from above

Young male(?) Prion brevirostris Gould =? Pachyptila turtur (Kuhl, 1820), bill from above

Old(?) male Prion desolatus Gm. = Pachyptila desolata desolata (Gmelin 1789), bill from above

Female Prion desolatus Gm. = Pachyptila desolata desolata (Gmelin 1789), bill from above

bird beak comparisons bird heads in art charadriiformes beaks illustrations of birds pachyptila anatomy pachyptila desolata pachyptila turtur pachyptila vittata philosophical transactions volume 168 procellariidae anatomy procellariidae heads stercorariidae anatomy stercorarius antarcticus stercorarius antarcticus illustrations stercorarius skua stercorarius skua illustrations high resolution copyright free medical images scientific illustrations natural history public domain anatomy images

1879

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