Table 3 Segmentation landmarks

From: Developmental mouse brain common coordinate framework

Neuromere

Landmarks

hypothalamic prosomere 1 (hp2)

mammillary area (Mam)a

supraoptic commissure (soc)b

preoptic area (PO)b

anterior commissure (ac)b

hypothalamic prosomere 1 (hp1)

retromammillary area (RMa)a

subthalamic nucleus (STh)a,

fornix tract (fx)

prosomere 3 (p3)

rostral ventral tegmental area (p3VTA)c

rostral substantia nigra (p3SNR, p3SNC)a

prosomere 2 (p2)

retroflex tract (rf)

habenula (Hb)b

thalamus (p2A)b

habenular commissure (hbc)d

pineal gland and stalk (Pi)d

prosomere 1 (p1)

posterior commissure (pc)b

mesomere 1 (m1)

ventral tegmental decussation (vtg)a

dorsal tegmental decussation (dtg)a

oculomotor nucleus (3 M)a

inferior colliculus (IC)b

superior colliculus (SC)b

mesomere 2 (m2)

Rostral-most r0 to caudal-most m1 landmarks

rhombomere 0 (r0)

prodromal interpeduncular nucleus (MnIPPrc, IPPra)

caudal ventral tegmental area (r0VTA)c

caudal substantia nigra (r0SNC, r0SNR)a

decussation of superior cerebellar peduncle (dscp)a

trochlear nucleus (4 M)a

cerebellar vermis (CbV)b

rhombomere 1 (r1)

interpeduncular nucleus (IPR, IPC)a

dorsal tegmental nucleus (DTg)a

cerebellar hemisphere (CbH)b

rhombomere 2 (r2)

rostral end of trigeminal motor nucleus (r2-5M)b

rhombomere 3 (r3)

rostral pontine nucleus (r3LPn, r3MPN)a

caudal end of trigeminal motor nucleus (r3-5M)b

rhombomere 4 (r4)

caudal pontine nucleus (r4LPn, r4MPN)a

efferent facial nerve (7ne)

rhombomere 5 (r5)

trapezoid body (tz)a

superior olive (MSO, LSO)a

abducens motor nucleus (6 M)a

genu of facial nerve (7 ng)

rhombomere 6 (r6)

ascending facial nerve (7na)

facial motor nucleus (7 M)b

rhombomere 7 (r7)

Rostral-most r8 to caudal-most r6 landmarks

rhombomere 8 (r8)

rostral inferior olive (r8-IO)a

rhombomere 9 (r9)

middle inferior olive (r9-IO)a

rhombomere 10 (r10)

middle inferior olive (r10-IO)a

middle hypoglossal motor nucleus (r10-12M)a

rhombomere 11 (r11)

caudal inferior olive (r11-IO)a

  1. Neuromeres are listed from rostral to caudal with frequently used landmarks for segmentation.
  2. aBasal plate landmark.
  3. bAlar plate landmark.
  4. cFloor plate landmark.
  5. dRoof plate landmark.