SAN DAS 
. 10 
gall 
ig. 12. 
aes: 
ig. 14. 
. 15. 
ig. 16. 
g. 17. 
ig. 18. 
g. 19. 
DR. J. MURIE ON THE KAGU, SUN-BITTERN, AND BOATBILL. 
. Lower half, left leg of the Kagu, about # natural dimensions. 
. Lower half, left leg of the Kagu, seen from within. 
. Left nostril of the Kagu, opened, about nat. size: /, movable lid dragged up. 
. Tarsal segment, left leg of Boatbill (Cancroma cochlearia). 
. Tarsal segment, inside view, 3 nat. size. 
. Upper view, skull and beak of Boatbill, with eyes and temporal muscles un- 
removed, 2 nat. size: , nostril; ¢, carina, 2, nares; te, temporalis. 
. The same in profile, with mandible attached. 
Reduced sketch of Ducorps’s Cockatoo (Cacatua ducorpsii) with plucked 
feathering, exposing alone the distribution of the powder-down patches 
and roots of tail-feathers. What lettering there is present refers to powder- 
down patches homologous with those of Kagu, vide supra, fig. 1. 
PLATE LVIL. 
Tongue, upper larynx, and hyoid of the Kagu, nat. size: ¢, tongue ; Rg, rima 
glottidis muscle ; 7.h, thyro-hyal, on lower right side. 
Reduced sketch of the abdominal viscera of the Kagu im situ: St, sternum ; 
L.r, liver, its right, and Z./, its left lobe; Gz, gizzard; J, intestine; 7, rectum ; 
Cl, cloaca. 
Stomach &c. of Kagu, rather less than nat. size: @, lower portion of ceso- 
phagus; Pr, proventriculus; Gz, gizzard; ¢, tendon; D, duodenal loop; 
P! & P*, pancreas, first and second portions; Sp, spleen. 
Stomach of Rhinochetus opened, about life-size. Letters as in preceding 
figure: Py, pyloric orifice. 
Junction of ileum and colon, with distended cecal appendages, in the Kagu, 
nat. size: 7, ileum; c, colon; c@, cecal diverticula; 7, that of the right side. 
Heart and great vessels, lower larynx and glands of the Kagu, nat. size: 
Ao, aorta trifurcating, the arteries passing between 7.G/, the thyroid glands, 
and Bt, broncho-tracheal muscles; St, sterno-trachealis of right side cut 
short. 
Portion of the intestine of the Sun-bittern (Ewrypyga helias), with Cw, cecal 
appendages, to the scale of nature. 
A view, about nat. size, of the floor of the mouth, superior larynx, tongue, and 
hyoid of the Boatbill (Cancroma): t, tongue; Rg, rima glottidis ; m.e, mandi- 
bular membranous expansion. 
. Entire digestive canal of the same bird, also of natural dimensions: @, cso- 
phagus: Pr, proventriculus; Gz, gizzard; Sp, spleen; Pa, pancreas. The 
vascular distribution is shown on the duodenal loop. Ce, cecal appendage ; 
v, vitelline diverticulum ; CZ, cloaca. 
