Library of Congress CYAC Subject Headings (February 13, 2023)
LIBRARY OF CONGRESS CYAC SUBJECT HEADINGS
APPROVED MONTHLY LIST

Select this link to view the Summary of Decisions of the editorial meeting.
 
 
GENRE/FORM TERMS
 
 
CHILDREN'S SUBJECT HEADINGS
 
150
Arum family (Plants)    [May Subd Geog]    [sp2023050006]
 
053
QK495.A685 (Botany)
 
053
SB211.A69 (Plant culture)
 
450
UF Araceae
 
550
BT Monocotyledons
 
 
150
Blackbirds    [May Subd Geog] CHANGE GEOG    [sp2021055171]
 
053
QL696.P2475 (Zoology) DELETE FIELD
 
550
BT Icteridae DELETE FIELD
 
550
BT Songbirds ADD FIELD
 
667
Machine-derived authority record. DELETE FIELD
 
 
150
Blue jay CHANGE HEADING
 
150
Blue jays    [May Subd Geog] CHANGE GEOG    [sp2021058091]
 
053
QL696.P2367 (Zoology)
 
450
UF Blue jay [Former heading]
 
450
UF Cyanocitta cristata
 
550
BT Crow family (Birds)
 
550
BT Jays
 
680
When this heading is assigned, the second subject heading Crow family (Birds) is also assigned, e.g., 1. Blue jays. 2. Crow family (Birds)
 
688
Heading changed from Blue jay to Blue jays in February 2023.
 
 
150
Borage family (Plants)    [May Subd Geog]    [sp2023050008]
 
053
QK495.B73 (Botany)
 
450
UF Boraginaceae
 
550
BT Dicotyledons
 
 
150
Forget-me-nots    [May Subd Geog] CHANGE GEOG    [sp2021056570]
 
053
SB413 (Culture) DELETE FIELD
 
053
QK495.B73 (Botany) ADD FIELD
 
450
UF Myosotis ADD FIELD
 
550
BT Borage family (Plants) ADD FIELD
 
667
Machine-derived authority record. DELETE FIELD
 
 
150
Crow family (Birds)    [May Subd Geog]    [sp2022050315]
 
053
QL696.P2367 (Zoology)
 
450
UF Corvidae
 
550
BT Songbirds
 
681
Example under Blue jays; Steller's jays
 
 
150
Crows    [May Subd Geog] CHANGE GEOG    [sp2021052546]
 
053
QL696.P2367 DELETE FIELD
 
053
QL696.P2367 (Zoology) ADD FIELD
 
053
SF473.C76 (Animal culture) ADD FIELD
 
550
BT Corvus DELETE FIELD
 
550
BT Crow family (Birds) ADD FIELD
 
667
Machine-derived authority record. DELETE FIELD
 
 
150
Cuckoo family (Birds)    [May Subd Geog]    [sp2023050004]
 
053
QL696.C83 (Zoology)
 
450
UF Cuculidae
 
550
BT Birds
 
 
150
Cuckoos    [May Subd Geog] CHANGE GEOG    [sp2021052861]
 
053
QL696.C83 DELETE FIELD
 
053
QL696.C83 (Zoology) ADD FIELD
 
450
UF Cuculidae DELETE FIELD
 
550
BT Cuculiformes DELETE FIELD
 
550
BT Cuckoo family (Birds) ADD FIELD
 
667
Machine-derived authority record. DELETE FIELD
 
 
150
Daffodils    [May Subd Geog] CHANGE GEOG    [sp2021057618]
 
053
SB413.D12 (Culture) DELETE FIELD
 
053
SB413.D12 (Plant culture) ADD FIELD
 
550
BT Narcissus (Plants) DELETE FIELD
 
550
BT Onion family (Plants) ADD FIELD
 
667
Machine-derived authority record. DELETE FIELD
 
 
150
Doors    [May Subd Geog] CHANGE GEOG    [sp2021053889]
 
667
Machine-derived authority record. DELETE FIELD
 
681
Example under Millwork (Woodwork) DELETE FIELD
 
 
150
Falcons    [May Subd Geog] ADD GEOG    [sp 96005440 ]
 
053
QL696.F34 (Zoology) ADD FIELD
 
550
BT Birds of prey ADD FIELD
 
 
150
Gyrfalcon CHANGE HEADING
 
150
Gyrfalcons    [May Subd Geog] CHANGE GEOG    [sp2021061387]
 
053
QL696.F34 (Zoology)
 
450
UF Falco rusticolus
 
450
UF Gyr falcons
 
450
UF Gyrfalcon [Former heading]
 
550
BT True falcons
 
680
When this heading is assigned, the second subject heading True falcons is also assigned, e.g., 1. Gyrfalcons. 2. True falcons.
 
688
Heading changed from Gyrfalcon to Gyrfalcons in February 2023.
 
 
150
Jays    [May Subd Geog] CHANGE GEOG    [sp2021052843]
 
053
QL696.P2367 DELETE FIELD
 
053
QL696.P2367 (Zoology) ADD FIELD
 
550
BT Corvidae DELETE FIELD
 
550
BT Crow family (Birds) ADD FIELD
 
667
Machine-derived authority record. DELETE FIELD
 
 
150
Kestrels    [May Subd Geog] ADD GEOG    [sp 96005819 ]
 
053
QL696.F34 (Zoology) ADD FIELD
 
550
BT Falcons DELETE FIELD
 
550
BT True falcons ADD FIELD
 
 
150
Magnolia family (Plants)    [May Subd Geog]    [sp2023050011]
 
053
QK495.M24 (Botany)
 
450
UF Magnoliaceae
 
550
BT Dicotyledons
 
 
150
Magnolias    [May Subd Geog] CHANGE GEOG    [sp2021059904]
 
053
SB413.M34 (Ornamental plants) DELETE FIELD
 
053
SB413.M34 (Plant culture) ADD FIELD
 
450
UF Magnola DELETE FIELD
 
450
UF Magnolia [Former heading] DELETE FIELD
 
550
BT Magnoliaceae DELETE FIELD
 
550
BT Magnolia family (Plants) ADD FIELD
 
667
Machine-derived authority record. DELETE FIELD
 
 
150
Magpies    [May Subd Geog] CHANGE GEOG    [sp2021057061]
 
550
BT Corvidae DELETE FIELD
 
550
BT Crow family (Birds) ADD FIELD
 
667
Machine-derived authority record. DELETE FIELD
 
 
150
Meadowlarks    [May Subd Geog] CHANGE GEOG    [sp2021058217]
 
053
QL696.P2438 (Zoology) DELETE FIELD
 
053
QL696.P2475 (Zoology) ADD FIELD
 
450
UF Meadow-larks [Former heading] DELETE FIELD
 
550
BT Emberizidae DELETE FIELD
 
550
BT New World blackbirds ADD FIELD
 
667
Machine-derived authority record. DELETE FIELD
 
 
150
Milkweed family (Plants)    [May Subd Geog]    [sp2023050009]
 
053
QK495.A815 (Botany)
 
450
UF Apocynaceae
 
450
UF Asclepiadaceae
 
550
BT Dicotyledons
 
 
150
Milkweeds    [May Subd Geog] CHANGE GEOG    [sp2021056255]
 
053
SB618.M5 (Poisonous plants) DELETE FIELD
 
053
SB618.M5 (Plant culture) ADD FIELD
 
450
UF Milkweed [Former heading] DELETE FIELD
 
450
UF Silkweeds DELETE FIELD
 
550
BT Asclepiadaceae DELETE FIELD
 
550
BT Milkweed family (Plants) ADD FIELD
 
667
Machine-derived authority record. DELETE FIELD
 
 
150
Moonflower CHANGE HEADING
 
150
Moonflowers    [May Subd Geog] CHANGE GEOG    [sp2021057583]
 
053
QK495.C78 (Botany)
 
053
SB413.M65 (Plant culture)
 
450
UF Ipomoea alba
 
450
UF Moonflower [Former heading]
 
450
UF Tropical white morning glories
 
550
BT Morning glories
 
688
Heading changed from Moonflower to Moonflowers in February 2023.
 
 
150
Morning glories    [May Subd Geog] CHANGE GEOG    [sp2021052630]
 
053
SB413.M67 (Ornamental plants) DELETE FIELD
 
053
SB413.M67 (Plant culture) ADD FIELD
 
450
UF Ipomoea ADD FIELD
 
450
UF Morning glory ADD FIELD
 
550
BT Convolvulaceae DELETE FIELD
 
550
BT Morning glory family (Plants) ADD FIELD
 
667
Machine-derived authority record. DELETE FIELD
 
 
150
Morning glory family (Plants)    [May Subd Geog]    [sp2023050005]
 
053
QK495.C78 (Botany)
 
450
UF Convolvulaceae
 
550
BT Dicotyledons
 
 
150
New World blackbirds    [May Subd Geog]    [sp2022050333]
 
053
QL696.P2475 (Zoology)
 
450
UF American blackbirds
 
450
UF Icteridae
 
550
BT Blackbirds
 
550
BT Songbirds
 
681
Example under Baltimore orioles (Birds); Red-winged blackbirds
 
 
150
Nightshade family (Plants)    [May Subd Geog]    [sp2023050010]
 
053
QK495.S7 (Botany)
 
450
UF Potato family (Plants)
 
450
UF Solanaceae
 
550
BT Dicotyledons
 
 
150
Northern oriole CHANGE HEADING
 
150
Baltimore orioles (Birds)    [May Subd Geog] CHANGE GEOG    [sp2021056779]
 
053
QL696.P2475 (Zoology)
 
450
UF Icterus galbula
 
450
UF Icterus galbula galbula
 
450
UF Northern oriole [Former heading]
 
550
BT New World blackbirds
 
550
BT Orioles
 
550
BT State birds
 
680
When this heading is assigned, the second subject heading New World blackbirds is also assigned, e.g., 1. Baltimore orioles (Birds) 2. New World blackbirds.
 
688
Heading changed from Northern oriole to Baltimore orioles (Birds) in February 2023.
 
 
150
Olive family (Plants)    [May Subd Geog]    [sp2023050007]
 
053
QK495.O44 (Botany)
 
450
UF Oleaceae
 
550
BT Dicotyledons
 
 
150
Jasmine    [May Subd Geog] CHANGE GEOG    [sp2021060770]
 
053
SB303.J37 (Aromatic plants) DELETE FIELD
 
053
SB303.J37 (Plant culture) ADD FIELD
 
550
BT Oleaceae DELETE FIELD
 
550
BT Olive family (Plants) ADD FIELD
 
667
Machine-derived authority record. DELETE FIELD
 
 
150
Orioles    [May Subd Geog] CHANGE GEOG    [sp2021057622]
 
053
QL696.P2 DELETE FIELD
 
550
BT Passeriformes DELETE FIELD
 
667
Machine-derived authority record. DELETE FIELD
 
 
150
Peregrine falcon CHANGE HEADING
 
150
Peregrine falcons    [May Subd Geog] CHANGE GEOG    [sp2021053434]
 
053
QL696.F34 (Zoology)
 
450
UF Duck hawks
 
450
UF Falco peregrinus
 
450
UF Peregrine falcon [Former heading]
 
450
UF Peregrines
 
550
BT True falcons
 
680
When this heading is assigned, the second subject heading True falcons is also assigned, e.g., 1. Peregrine falcons. 2. True falcons.
 
688
Heading changed from Peregrine falcon to Peregrine falcons in February 2023.
 
 
150
Potatoes    [May Subd Geog] CHANGE GEOG    [sp2021052798]
 
053
SB211.P8 (Culture) DELETE FIELD
 
053
TP444.P6 (Food processing) DELETE FIELD
 
053
SB211.P8 (Plant culture) ADD FIELD
 
053
TP444.P6 (Chemical technology) ADD FIELD
 
450
UF White potatoes DELETE FIELD
 
450
UF Potato ADD FIELD
 
550
BT Solanum DELETE FIELD
 
550
BT Nightshade family (Plants) ADD FIELD
 
667
Machine-derived authority record. DELETE FIELD
 
 
150
Ravens    [May Subd Geog] CHANGE GEOG    [sp2021051713]
 
053
QL696.P2367 DELETE FIELD
 
053
QL696.P2367 (Zoology) ADD FIELD
 
550
BT Corvus DELETE FIELD
 
550
BT Crow family (Birds) ADD FIELD
 
667
Machine-derived authority record. DELETE FIELD
 
 
150
Red-winged blackbird CHANGE HEADING
 
150
Red-winged blackbirds    [May Subd Geog] CHANGE GEOG    [sp2021057314]
 
053
QL696.P2475 (Zoology)
 
450
UF Agelaius phoeniceus
 
450
UF Red-winged blackbird [Former heading]
 
450
UF Redwing blackbirds
 
550
BT New World blackbirds
 
680
When this heading is assigned, the second subject heading New World blackbirds is also assigned, e.g., 1. Red-winged blackbirds. 2. New World blackbirds.
 
688
Heading changed from Red-winged blackbird to Red-winged blackbirds in February 2023.
 
 
150
Roadrunner CHANGE HEADING
 
150
Roadrunners    [May Subd Geog] CHANGE GEOG    [sp2021052974]
 
053
QL696.C83 (Zoology)
 
450
UF Chaparral cocks
 
450
UF Geococcyx
 
450
UF Roadrunner [Former heading]
 
450
UF Road runners (Bird)
 
550
BT Cuckoo family (Birds)
 
550
BT Cuckoos
 
688
Heading changed from Roadrunner to Roadrunners in February 2023.
 
 
150
Steller's jay CHANGE HEADING
 
150
Steller's jays    [May Subd Geog] CHANGE GEOG    [sp2021052842]
 
053
QL696.P2367 (Zoology)
 
450
UF Cyanocitta stelleri
 
450
UF Steller's jay [Former heading]
 
550
BT Crow family (Birds)
 
550
BT Jays
 
680
When this heading is assigned, the second subject heading Crow family (Birds) is also assigned, e.g., 1. Steller's jays. 2. Crow family (Birds)
 
688
Heading changed from Steller's jay to Steller's jays in February 2023.
 
 
150
Tobacco    [May Subd Geog] CHANGE GEOG    [sp2021058202]
 
053
SB273-SB278 (Culture) DELETE FIELD
 
053
SB273-SB278 (Plant culture) ADD FIELD
 
450
UF Mahorka DELETE FIELD
 
450
UF Makhorka DELETE FIELD
 
450
UF Nicotiana tabacum DELETE FIELD
 
450
UF Nicotiana ADD FIELD
 
450
UF Tobaccos ADD FIELD
 
550
BT Nicotiana DELETE FIELD
 
550
BT Nightshade family (Plants) ADD FIELD
 
667
Machine-derived authority record. DELETE FIELD
 
 
150
Tomatoes    [May Subd Geog] CHANGE GEOG    [sp2021054790]
 
053
SB349 (Culture) DELETE FIELD
 
053
SB349 (Plant culture) ADD FIELD
 
450
UF Garden tomato DELETE FIELD
 
450
UF Lycopersicon [Former heading] DELETE FIELD
 
450
UF Garden tomatoes ADD FIELD
 
450
UF Tomato ADD FIELD
 
550
BT Solanaceae DELETE FIELD
 
550
BT Nightshade family (Plants) ADD FIELD
 
667
Machine-derived authority record. DELETE FIELD
 
 
150
True falcons    [May Subd Geog]    [sp2022050341]
 
053
QL696.F34 (Zoology)
 
450
UF Falco
 
550
BT Birds
 
550
BT Falcons
 
681
Example under Gyrfalcons; Peregrine falcons
 
 
150
Vultures    [May Subd Geog]    [sp2023050002]
 
550
BT Birds of prey
 
 
 
DEMOGRAPHIC GROUP TERMS