part of part of occipital lobe transverse occipital sulcus BAMS:tocs BIRNLEX:4013 HBA:9388 Wikipedia:Transverse_occipital_sulcus TOCS neuronames:145 The transverse occipital sulcus is a structure in the occipital lobe. The transverse occipital sulcus is continuous with the posterior end of the occipital ramus of the intraparietal sulcus, and runs across the upper part of the lobe, a short distance behind the parietoC6ccipital fissure. DHBA:13228 UBERON:0002900 UMLS:C0262348 sulcus occipitalis transversus FMA:83786 BTO:0003786 occipital sulcus