claustrum

claustrum /claus·trum/ (klaws´trum) pl. claus´tra   [L.] the thin layer of gray matter lateral to the external capsule, separating it from the white matter of the insula.

---

claus·trum (klôstrm)

n. pl. claus·tra (-tr)

Any of several anatomical structures resembling a barrier, especially a thin vertical lamina of gray matter of the brain lying close to the outer portion of the lenticular nucleus, from which it is separated by the external capsule.

---

claustral adj.

---

claustrum

pl. claustra [L.] the thin layer of gray matter lateral to the external capsule of the brain, separating it from the white matter of the insula.