ClipArt ETC
"Diagram showing the heart and general course of the circulation in the lamellibranchs. Only a short section is shown. a, auricle (right), with slit to ventricle; b, the body (region of spaces, lacunae, capillaries; v, the ventricle from which arteries pass forward and their capillaries; m, the mantle and capillaries; v, ventricle from which arteries pass forward and backward; v.c., "vena cava," in which the blood collects on returning from the tissues of the body." -Galloway, 1915

Bivalve Circulation

"Diagram showing the heart and general course of the circulation in the lamellibranchs. Only a short…

1, The trachea or windpipe; 2 and 3, right and left common carotid arteries; 4 and 5, right and left sub clavian arteries; 6, innominate artery; 7 and 8, right and left innominate veins; 9, Superior vena cava; 10, arch of the aorta; 11, ascending aorta; 12, pulmonary artery; 13, right atrium and auricula; 14 and 15, right and left lung; 16, conus arteriosus; 17, right ventricle; 18, left ventricle.

Heart and Lungs

1, The trachea or windpipe; 2 and 3, right and left common carotid arteries; 4 and 5, right and left…

Position of the heart. The pericardium laid open.

Position of the Heart

Position of the heart. The pericardium laid open.

The under surface of the liver. Labels: d, right, and s, left lobe; Vh, hepatic vein; Vp, portal vein; Vc, vena cava inferior; Dch, common bile-duct; Dc, cystic duct; Dh, hepatic duct; Vf, gallbladder.

The Under Surface of the Liver

The under surface of the liver. Labels: d, right, and s, left lobe; Vh, hepatic vein; Vp, portal vein;…

The pericardium is a conical serofibrous sac in which the hear and the commencement of the great vessels are contained. Show are the ligaments of the pericardium. Right lateral view, showing the right vertebropericardial ligaments, the right phrenopericardial, and the superior and inferior sternopericardial ligaments.

Pericardium Ligaments

The pericardium is a conical serofibrous sac in which the hear and the commencement of the great vessels…

"The renal organs, viewed from behind. R, right kidney; A, aorta; Ar, right renal artery; Vc, inferior vena cava; Vr, right renal vein; U, right ureter; Vu, bladder; Ua, commencement of urethra." —Martin, 1917

Renal Organs

"The renal organs, viewed from behind. R, right kidney; A, aorta; Ar, right renal artery; Vc, inferior…