72 
Table (continued). 
Diameter. 
Animal, Muscle. 
In the Heart, im ee 
Iguana Cyclura, Cuv........+- Auricle(fascicles) 1-1000 
Pectoral ...... Fol ee eee 1-240 to1-100 
Alligator ....scseesoccsrseecosens Ventricle and au- 
ratd eee 1-4000 to 1-2000 
AG GOMINAL, ..gealneuatteveccs séecocess 1-400 to 1-123 
Testudo Greeca, Auct.......00.|FEMOTAl .......+-)ecessceecsseeverseees 1-500 to 1-400 
Cottus Gobio, Linn. ......... Gullet ............ ndsaetevece: «saneeane 1-1714 to 1-666 
WIOTSAL 5506 onndnd| cog ncssocecscanee 1-400 to1-141 
Cyprinus Cephalus, Linn. ...|Dorsal ........s00+Jeeceoeceecesseeeeees 1-266 to 1-150 
C. Barbus, Linn. scvcusnase aves Ventricle ......... 1-5333 to 1-2666 
Dorsal 1-240 to 1-160 
Gullet 1-1200 to 1-571 
Anguilla vulgaris, Linn. ..... Gullet 1-2000 to 1-888 
Dorsal 1-600 to 1-150 
Mr. Gould exhibited to the Meeting an extensive collection of 
Australian Halcyonide, and characterized two new species belonging 
to this family as follows :— 
Haucyon piatyrosrris. Halc. capite, dorsoque ex erugine viridi- 
bus ; alis cauddque virescenti-ceruleis ; guld pallidé luteold, hoc 
colore gradatim apud nucham et partes corporis inferiores in cer- 
vinum, vel arenaceo-luteolum transeunte. 
Spot before the eye buff; head and hack verditer green; wings 
and tail greenish blue; throat very pale buff, gradually passing into 
the rich sandy buff of the back of the neck and the whole of the 
under surface ; bill black; the base of the under surface of the lower 
mandible flesh-white. 
Total length, 73 inches ; bill, 12; wing, 31; tail, 24; tarsi, 3. 
Hab. Navigators Islands. 
For the knowledge of this new species Mr. Gould is indebted to 
the kindness of Mr. Cunningham, who collected it, and to Mr. Ben- 
nett, at Sydney, at whose suggestion Mr. Cunningham presented it, 
with some other interesting birds, to Mr. Gould, for the advancement 
of zoological science. 
Haucyon sorpipus. Hale. capite, dorso, plumis scapularibus tec- 
tricibusque alarum fuscescenti-virescentibus, alis virescenti-ceruleis, 
tertiartis ad apicem viridi-tinctis ; caudd virescenti-ceruled ; tor- 
que collarii, corporeque inferiore pallide luteolis. 
Hab. North coast of Australia. 
Head, back, scapularies and wing-coverts brownish oil-green; 
wings greenish blue, gradually changing into green on the tips of 
the tertiaries; collar surrounding the back of the neck and all the 
under surface buffy white; tail greenish blue; upper mandible and 
tip of the lower one black; base of the latter flesh-white. 
Total length, 9 inches; bill, 21; wing, 41; tail, 3; tarsi, $. 
From the collection of Benjamin Bynoe, Esq. 
