New Terminology for Subpallial Cell Groups

Table 2. New Terminology for Subpallial Cell Groups

Structure & Karten-Hodos (or other) Term for Structure	Karten-Hodos (or other) Abbreviation	Latin Name Adopted by Forum	Abbreviation for Latin Name Adopted by Forum	English Name Adopted by Forum	Abbreviation for English Name Adopted by Forum	Comments	References Pertinent to the New Name
Lobus parolfactorius	LPO	Striatum mediale	StM	Medial striatum	MSt	English term more commonly used than Latin term	Reiner et al., 1998 Puelles et al., 2000
Area X within male songbird LPO first named by Nottebohm et al., 1976	X	Area X	X	Area X	X	Continued use of the entrenched term Area X recommended by Forum	Nottebohm et al., 1976 Bottjer et al., 1989
Vocal control region in parrot LPO termed magnocellular nucleus of LPO	LPOm	Striatum mediale, pars magnocellularis	StMm	Magnocellular part of medial striatum	MStm	Comparable to area X, but independently evolved	Ball, 1994 Striedter, 1994 Durand et al., 1997
Paleostriatum augmentatum	PA	Striatum laterale	StL	Lateral striatum	LSt	English term more commonly used than Latin term	Reiner et al., 1998 Puelles et al., 2000
Paleostriatum primitivum	PP	Globus pallidus	GP	Globus pallidus	GP	Use of globus pallidus for birds emphasizes homology to mammalian GP	Karten & Dubbeldam, 1973 Medina and Reiner, 1997 Reiner et al., 1998 Puelles et al., 2000
Nucleus intrapeduncularis	INP	Nucleus intrapeduncularis	INP	Intrapeduncular nucleus	INP	Subpallial region unique to birds and has largely striatal traits	Karten & Dubbeldam, 1973 Reiner et al., 1984 Reiner et al., 1998b
Ventromedial part of rostral lobus parolfactorius	no abbreviation since not recognized as a distinct region	Nucleus accumbens (ventromedial rostral LPO)	Ac	Nucleus accumbens (ventromedial rostral LPO)	Ac	Precise borders remain undefined	Reiner et al., 1983 Berk, 1987 Veenman et al., 1995
Tuberculum olfactorium	TO	Tuberculum olfactorium	TuO	Olfactory tubercle	OTu	Homologous to structure of same name in mammals	Reiner & Karten, 1985 Reiner et al., 1998 Roberts et al., 2002
Unnamed circumscribed region between LPO and quintofrontal tract	No abbreviation since no name assigned for GABAergic neurons in MFB (FPM)¹	Pallidum ventrale	PVt	Ventral pallidum	VP	Large scattered GABAergic neurons in MFB (FPM)¹ homologous to mammalian cell group of same name	Brauth et al., 1978 Reiner et al., 1984 Veenman & Reiner, 1994 Medina and Reiner, 1997
Nucleus accumbens	Ac	Nucleus striae terminalis lateralis	NSTL	Lateral part of the bed nucleus of the stria terminalis	BSTL	Erroneously identified as nucleus accumbens in Karten and Hodos	Berk, 1987 Reiner et al., 1994 Aste et al., 1998
Unnamed region around the lateral edge of the anterior commissure	No name assigned in Karten & Hodos (1967)	Nucleus striae terminalis medialis	NSTM	Medial part of the bed nucleus of the stria terminalis	BSTM	Homology to mammalian cell group of same name supported by neurochemical, hodological and functional similarity	Aste et al., 1998 Jurkevic et al., 1999
Region encompassing FPL and unnamed circumscribed region between LPO and QF	No name assigned in Karten & Hodos (1967) for cholinergic neurons in LFB² & MFB¹	Nucleus basalis magnocellularis	NBM	Basal magnocellular cholinergic nucleus	NBM	Large cholinergic neurons scattered in LFB² & MFB¹; overlaps Ventral pallidum	Mesulam et al., 1984 Woolf, 1991 Medina & Reiner, 1994
Region of fasciculus of diagonal band	FDB	Nucleus diagonalis Brocae	NDB	Nucleus of the diagonal band	NDB	Cholinergic neurons in and around FDB	Mesulam et al., 1984 Woolf, 1991 Medina & Reiner, 1994
Nucleus septalis medialis	SM	Nucleus septalis medialis	SM	Medial septal nucleus	SM		Mesulam et al., 1984 Woolf, 1991 Medina & Reiner, 1994
Nucleus septalis lateralis	SL	Nucleus septalis lateralis	SL	Lateral septal nucleus	SL		Reiner et al., 1994 Smeets & Reiner, 1994

¹ MFB (FPM) – Medial forebrain bundle (fasciculus prosencephali medialis)
² LFB (FPL) – Lateral forebrain bundle (fasciculus prosencephali lateralis)

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