W.P. P.rker, in his notes upon the osteology of the balæniceps, this bird recalls the boatbill, the heron, and the adjutant.    From Wordnik.com.  [Scientific American Supplement, No. 829, November 21, 1891] Reference

Bonaparte regards it as intermediate between the pelican and the boatbill.    From Wordnik.com.  [Scientific American Supplement, No. 829, November 21, 1891] Reference

If we listen to Reinhurdt, we must place it, not alongside of the boatbill, but alongside of the African genus Scopus.    From Wordnik.com.  [Scientific American Supplement, No. 829, November 21, 1891] Reference

The boatbill, says he, is merely a heron provided with a singular bill, which has but little analogy with that of the balæniceps, and not a true resemblance.    From Wordnik.com.  [Scientific American Supplement, No. 829, November 21, 1891] Reference

Verreaux believes that its nearest relative is the adjutant, whose ways it has, and that it represents in this group what the boatbill represents in the heron genus.    From Wordnik.com.  [Scientific American Supplement, No. 829, November 21, 1891] Reference

The nostrils differ in form and position in those two birds, and in the boatbill there exists beneath the lower mandible a dilatable pouch that we do not find in the balæniceps.    From Wordnik.com.  [Scientific American Supplement, No. 829, November 21, 1891] Reference

The curious form of the bill, in fact, explains this comparison with birds belonging to so different groups, and the balæniceps would merit the name of boatbill equally well with the bird so called, since its bill recalls the small fishing boats that we observe keel upward high and dry on our seashores.    From Wordnik.com.  [Scientific American Supplement, No. 829, November 21, 1891] Reference

European spoonbill, and the South American cinereous boatbill.    From Wordnik.com.  [How to See the British Museum in Four Visits] Reference

While in quest of these, the blue heron, the large and small brown heron, the boatbill and muscovy duck now and then rise up before you.    From Wordnik.com.  [Wanderings in South America] Reference

Cancomineæ (boatbill).    From Wordnik.com.  [Scientific American Supplement, No. 829, November 21, 1891] Reference