develops from ends during starts during blastomere V2.2 blastomere V2.2.2 eriksegerdell V2.2.2 XAO:0005111 2016-08-16T20:28:11Z C3 Blastomere which lies lateral to blastomere V2.1.2, anterior to its sister cell, blastomere V2.2.1, in the third tier of blastomeres. It contributes cells to the epidermis, tail fin, cranial ganglia, neural crest, hindbrain, spinal cord, otic vesicle, pharyngeal mesoderm, somites, foregut, hindgut, archenteron roof, and proctodeum. xenopus_anatomy ventral vegetal hemisphere blastomere NF stage 6 (32-cell)