![Ectomarginal [ectosagittal] sulcus - Dog - Brain - Transverse (Spin Echo) - vet-Anatomy](https://cdn.imaios.cn/i/imaios-images/web/images/vetanatomy/modules/dog-brain-mr/images/v1/5ce73acf26dbac9da552463892a40718cbc7df68d5ab4257a05dc98945b23f1e?ar=640:670&auto=format,compress&bg=000000&fit=crop&p64=MTcyLDE5MA&t=RWN0b21hcmdpbmFsIFtlY3Rvc2FnaXR0YWxdIHN1bGN1cw&tx=172&ty=190&w=350&wk=1&s=59575269703a7983c9930fe2dccb2959)
Ectomarginal [ectosagittal] sulcus
Sulcus ectomarginalis [ectosagittalis]
- Synonym: Ectomarginal [ectosagittal] groove
Definition
The ectomarginal sulcus is only present in the canid brains and runs between the marginal and suprasylvian sulcus.
References
![Ectomarginal [ectosagittal] sulcus - Dog - Brain - Transverse (Spin Echo) - vet-Anatomy](https://cdn.imaios.cn/i/imaios-images/web/images/vetanatomy/modules/dog-brain-mr/images/v1/5ce73acf26dbac9da552463892a40718cbc7df68d5ab4257a05dc98945b23f1e?ar=640:670&auto=format,compress&bg=000000&fit=crop&p64=MTcyLDE5MA&t=RWN0b21hcmdpbmFsIFtlY3Rvc2FnaXR0YWxdIHN1bGN1cw&tx=172&ty=190&w=200&wk=1&s=cc50dd64cc990a3a022face53cfa0acb "Ectomarginal [ectosagittal] sulcus - Dog - Brain - Transverse (Spin Echo) - vet-Anatomy")
![Ectomarginal [ectosagittal] sulcus - Dog - Brain - Transverse (3DT1w-Gd) - vet-Anatomy](https://cdn.imaios.cn/i/imaios-images/web/images/vetanatomy/modules/dog-brain-mr/images/v1/8e007248d489ae2ec5b12bdc32e0cb5e8d19f434450b985581db872c048e0e61?ar=640:670&auto=format,compress&bg=000000&fit=crop&p64=MTUxLDE2Nw&t=RWN0b21hcmdpbmFsIFtlY3Rvc2FnaXR0YWxdIHN1bGN1cw&tx=151&ty=167&w=200&wk=1&s=d5f5a71eb7b28b5034c72cfda9cd65dc "Ectomarginal [ectosagittal] sulcus - Dog - Brain - Transverse (3DT1w-Gd) - vet-Anatomy")
![Ectomarginal [ectosagittal] sulcus - Dog - Brain - Sagittal (3DT1w-Gd) - vet-Anatomy](https://cdn.imaios.cn/i/imaios-images/web/images/vetanatomy/modules/dog-brain-mr/images/v1/0873310460ad2d9ccc636ae5e6db39e6e24ebbe2954afee9beb4e0dcadbe7516?ar=640:670&auto=format,compress&bg=000000&fit=crop&p64=NDcyLDI4Mw&t=RWN0b21hcmdpbmFsIFtlY3Rvc2FnaXR0YWxdIHN1bGN1cw&tx=472&ty=283&w=200&wk=1&s=a9e6fec52d8b81726dc0b6e1fb1511ed "Ectomarginal [ectosagittal] sulcus - Dog - Brain - Sagittal (3DT1w-Gd) - vet-Anatomy")
![Ectomarginal [ectosagittal] sulcus - Dog - Brain - Dorsal (3DT1w-Gd) - vet-Anatomy](https://cdn.imaios.cn/i/imaios-images/web/images/vetanatomy/modules/dog-brain-mr/images/v1/c72d15bc865893df07019de2a2ed8198a78cbac9c89a022be9bf53dd59cef9a3?ar=640:670&auto=format,compress&bg=000000&fit=crop&p64=MjI1LDQ1NQ&t=RWN0b21hcmdpbmFsIFtlY3Rvc2FnaXR0YWxdIHN1bGN1cw&tx=225&ty=455&w=200&wk=1&s=57794ff06a129f3a20ff5b6d7f0f9e42 "Ectomarginal [ectosagittal] sulcus - Dog - Brain - Dorsal (3DT1w-Gd) - vet-Anatomy")
