288 



size of the occipital condyle in proportion to the head is very remarkable in the present sin- 

 gularly modified skull, in which it seems only to serve as the pivot for its movements. 



Hunterian. 



1503. The skull, wanting the back part of the cranium, but with the horny sheaths 



of the mandibles, of the Wreathed Hornbill (Buceros plicatus). 



Mus. Brookes. 



1504. The dried head of the male Abba Gumba, or Abyssinian Hornbill (Buceros 

 Abyssinicus). Presented by Henry Salt, Esq. 



1505. The skull of the female Abyssinian Horlbill (Buceros Abyssinicus). 



Presented by Henry Salt, Esq. 



1506. The mandibles and crest of the Flat-crowned Hornbill (Buceros planiceps). 



Hunterian. 



1507. The dried head of the Hornbill (Buceros}. 



1508. The skull of the Pied Hornbill (Buceros Malabaricus). Hunterian. 



1509. The skull of the Panayan Hornbill (Buceros Panayensis). 



Congo Expedition, 1816. 



1510. The skull of the Angola, or Stripe-tailed Hornbill (Buceros fasciatus). 



Congo Expedition, 1816. 



1511. The skull of the Angola Hornbill (Buceros fasciatus). 



Congo Expedition, 1816. 



1512. The skull of a young Pied Hornbill (Buceros Malabaricus). 



Mus. Lcverianum. 



1513. The skull of a young African Hornbill (Buceros). Congo Expedition, 1816. 



Genus Upupa. 



1514. The skeleton of the Hoopoe (Upupa Epops). 



There are 1 9 vertebrae between the skull and sacrum, the last six of which bear moveablc 

 ribs, and the last four pairs of which unite with the sternum. 



Mus. South. 



