IXTESTIXAI. TRACT OF BIRDS. 



•21] 



Meropid.k.— 1 have examined two specimens of JIerop.s, tlie species not liaviii- been 

 identified. In l.otli (fio, (U) tlie duodenum ^yas sliort and rather wide. .Meckel's tract 

 forms an expanded region, tlie proximal part of wliich showed trace of production into 

 two minor h)ops. wliilc the distal part was a long- supra-duodenal loop not well separated 

 Irom the general sweep of the Tract. The cieca were not long, but were wide and 

 contained f:pcal matter, 'i'iic rectum was short and wide. In the middle of Z^IeckeFs 

 tract there occurred a distinct diverticulum. 



Lpupiu.i;.— In [pnpa cpop.s (lig. 05) tlie duodenum, as iu mauv Coraciiforui l)irds 



SDF 



In'p.^tiiial Tiac:t of Uj'ii/i<( I'pops. 

 Im, probable position of Mcck'.'rs divprticiilum. 



\\as a wide loop. Meckel's tract displayed two dislinet wide loops on its proximal iiorlion, 

 while the distal form(>d a long supra-duodenal loop drained by a bridging vein. There 



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