275 



proceaa, and is perforated iuelf from before backwards internal to this procea*. There n a 

 well-marked aor&ce for the half-twisted short meutareal of the back-toe. 



MtU. Brooke*. 



1425. Thi! skeleton of part of the trunk of the Crown Pigeon (Lopkyrtu coronal**), in- 

 cluding the pelvis and seven antecedent vertebrae, with the ribs and sternum. 



In the first of these vertebras the pleurapophysis limply complete* the lateral foramen for 

 the vertebral artery : in the five following vrrtebne it assumes the nxe and shape of a rib, 

 which end* freely in the firtt two. and in the ret is joined to the sternum by a haemapophysis : 

 the hut pair of rib* u attached to the narniin, and iiipporU the rudimenU of the coadapusl 

 end* of the pleura|K>phy*u and luemapophya* of a seventh pair of rib*. 



Uunteria* 



1426. The sternum of the Crown Pigeon (Lopkyrtu coronattu). Hunterian. 



Genus Pkapt. 



1427. The skeleton of the Lesser Bronze-winged Pigeon (Pkapt elegant). 



Of the 18 vertebrae between the skull and nacnim, the fire posterior bear moveable rib* : 

 of these the last four pain are united to the iternum by hoemapophyses ; a sixth pair of ribs 

 re attached to the sacrum ; their hiemapophyses join thoae of the last pair of dorsal rib*. 

 A single free dorsal vertebra intervene* between the three confluent dorsal* and the sacrum. 

 The median small pair of the four posterior notches characteristic of the sternum of thr 

 Pigeons are here converted into foramina. 



llab. Western Australia. 



M*. Gould 



Genus Columba. 







1428. The skeleton of the common Pigeon (Columba eeiuu). 



Of the 18 vertebrse between the skull and sacrum, the six posterior bear moveable ribs : of 

 these the first two pairs are free ; the rest are united to the sternum by hsetnapophvse* : a 

 seventh pair of rib* i* attached to the sacrum, the luemapophyse* of which join those of the 

 last pair of dorsal ribs. The ligament is preferred which connect* the apes of the furculum 

 with that of the keel of the rternum : the two median of the four posterior sternal notched 

 are converted into foramina. A single free dorsal vertebra intervenes between the sacrum 

 and the three coalesced dorsals. 



IlunterioM. 



1429. The skeleton of a Pigeon (Columba muu). 



Of the 1 8 vertebra; between the skull and sacrum, the six posterior bear moveable rib* : of 

 these the first two pain are free ; the rest are united to the sternum by hsemapophysM. 



1*1 



