branch of Y-shaped fibrocartilage skeleton of ventral pouch
bulb of vestibule
bursa of Fabricius +
buttock +
camera-type eye +
cerebellar hemisphere +
cerebral crus
cerebral hemisphere +
cervical air sac
cheek +
clavicle bone +
coccygeal nerve
coccygeus muscle
common iliac vein
costal diaphragm
costal plate of carapace
cranial neuron projection bundle +
dentary +
depressor labii inferioris
dorsal bursa +
dorsal funiculus of spinal cord +
dorsal horn of spinal cord +
dorsal plus ventral thalamus +
ejaculatory duct +
epigonal organ
An elongate paired tissue ventral to the kidneys and partialy enveloping the anterior gonads in Elasmobranchii. Apparently important to the immune system.