Image above: Cross section of hepatopancreas of snow crab (Chionoecetes opilio) sectioned
at 5 microns and stained with Masson's Trichrome.
For more detail: Benhalima, K. and Moriyasu, M. 2000. Structure and function of the posterior vas deferens of the snow crab Chionoecetes opilio (Brachyura, Majidae). Journal of Invertebrate Reproduction and Development, 37: 11-23.
For more detail: Moriyasu, M., Benhalima, K, Duggan, D., Lawton, P. and Robichaud, D., 2002. Reproductive biology of male Jonah crab, Cancer borealis Stimpson, 1859 (Decapoda, Cancridae) on the Scotian Shelf, Northwestern Atlantic. Crustaceana 75(7): 891-913.