The superior thalamostriate vein or terminal vein commences in the groove between the corpus striatum and thalamus, receives numerous veins from both of these parts, and unites behind the crus of the fornix with the superior choroid vein to form each of the internal cerebral veins.
References
This article incorporates text in the public domain from page 653 of the 20th edition of Gray's Anatomy (1918)
