LIBRARY OF CONGRESS CYAC SUBJECT HEADINGS
TENTATIVE MONTHLY LIST 05 CYAC (May 20, 2024)


The proposed headings on this list are NOT YET APPROVED and not yet available for use in current cataloging.
Send all comments on this list to the CYAC Program - Email: cyacprog@loc.gov
"(A)" indicates pre-approved proposals for material in Priority 1. "(C)" indicates proposals submitted by libraries in the Subject Authority Cooperative Program (SACO).

 
 
CHILDREN'S SUBJECT HEADINGS
 
150
Aardvark CHANGE HEADING
 
150
Aardvarks    [May Subd Geog] CHANGE GEOG    [sp2021054536]
 
053
QL737.T8 (Zoology)
 
450
UF Aardvark [Former heading]
 
450
UF African ant bears
 
450
UF Ant bears
 
450
UF Antbears
 
450
UF Orycteropus afer
 
550
BT Burrowing animals
 
550
BT Mammals
 
550
BT Nocturnal animals
 
680
When this heading is assigned, the second subject heading Mammals is also assigned, e.g., 1. Aardvarks. 2. Mammals.
 
688
Heading changed from Aardvark to Aardvarks in May 2024.
 
 
150
Anteaters    [May Subd Geog] ADD GEOG    [sp 96004803 ]
 
450
UF Vermilingua ADD FIELD
 
550
BT Insectivores ADD FIELD
 
550
BT Xenarthrans ADD FIELD
 
681
Example under Giant anteaters ADD FIELD
 
 
150
Giant anteaters    [May Subd Geog]    [sp2024050113]
 
450
UF Ant bears
 
450
UF Myrmecophaga tridactyla
 
550
BT Anteaters
 
680
When this heading is assigned, the second subject heading Anteaters is also assigned, e.g., 1.Giant anteaters. 2. Anteaters.
 
 
150
Armadillos    [May Subd Geog]    [sp2021051537]
 
053
QL737.E23 DELETE FIELD
 
053
QL737.E23 (Zoology) ADD FIELD
 
450
UF Chlamydophoridae DELETE FIELD
 
550
BT Xenarthra DELETE FIELD
 
550
BT Armored animals ADD FIELD
 
550
BT Burrowing animals ADD FIELD
 
550
BT Xenarthrans ADD FIELD
 
667
Machine-derived authority record. DELETE FIELD
 
681
Example under Nine-banded armadillos ADD FIELD
 
 
150
Nine-banded armadillo CHANGE HEADING
 
150
Nine-banded armadillos    [May Subd Geog] CHANGE GEOG    [sp2021056454]
 
053
QL737.E23 (Zoology)
 
450
UF Dasypus novemcinctus
 
450
UF Long-nosed armadillos
 
450
UF Nine-banded armadillo [Former heading]
 
450
UF Pebas
 
550
BT Armadillos
 
680
When this heading is assigned, the second subject heading Armadillos is also assigned, e.g., 1. Nine-banded armadillos. 2. Armadillos.
 
688
Heading changed from Nine-banded armadillo to Nine-banded armadillos in May 2024.
 
 
150
Bazaars (Markets)    [May Subd Geog]    [sp2024050110]
(A)
053
HV544 (Social pathology)
 
450
UF Souks
 
450
UF Suqs
 
550
BT Fairs
 
550
BT Markets
 
 
150
Cause and effect    [May Subd Geog]    [sp2024050111]
 
053
BD591-BD595 (Speculative philosophy)
 
053
BF723.C3 (Psychology)
 
450
UF Causality
 
450
UF Causation
 
550
BT Philosophy
 
 
150
Cherokee mythology    [May Subd Geog] CHANGE GEOG    [sp2021057443]
 
667
Machine-derived authority record. DELETE FIELD
 
688
Heading changed from Mythology, Cherokee to Cherokee mythology in May 2024. ADD FIELD
 
 
151
Cholistan Desert (Pakistan)    [sp2024050109]
 
451
UF Pat Desert (Pakistan)
 
451
UF Rohi Desert (Pakistan)
 
451
UF Thar Desert (Pakistan)
 
550
BT Deserts--Pakistan
 
667
This heading is not valid for use as a geographic subdivision.
 
781
Pakistan--Cholistan Desert
 
 
150
Deserts--Fiction    [Not Subd Geog]    [sp2024050107]
 
681
Note under Deserts--Pakistan
 
 
150
Deserts--Pakistan    [Not Subd Geog]    [sp2024050094]
 
680
Here are entered nonfiction works on deserts in Pakistan. Fictional works on deserts in Pakistan are assigned two headings: 1. Deserts—Fiction. 2. Pakistan—Fiction.
 
 
150
Hawaiian mythology    [May Subd Geog] CHANGE GEOG    [sp2021053893]
 
450
UF Mythology, Hawaiian [Former heading] DELETE FIELD
 
450
UF Mythology, Hawaiian ADD FIELD
 
500
BT Mythology ADD FIELD
 
 
150
Hedgehogs    [May Subd Geog] CHANGE GEOG    [sp2021051563]
 
053
QL795.H4 (Animal behavior) ADD FIELD
 
053
SF459.H43 (Animal culture) ADD FIELD
 
053
SF997.5.H43 (Veterinary medicine) ADD FIELD
 
450
UF Erinaceinae [Former heading] DELETE FIELD
 
450
UF Spiny hedgehogs DELETE FIELD
 
450
UF Erinaceinae ADD FIELD
 
550
BT Erinaceidae DELETE FIELD
 
550
BT Armored animals ADD FIELD
 
550
BT Insectivores ADD FIELD
 
550
BT Mammals ADD FIELD
 
667
Machine-derived authority record. DELETE FIELD
 
681
Example under Western European hedgehogs ADD FIELD
 
 
150
European hedgehog CHANGE HEADING
 
150
Western European hedgehogs    [May Subd Geog] CHANGE GEOG    [sp2021058120]
 
053
QL737.E753 (Zoology)
 
450
UF Common hedgehogs
 
450
UF Erinaceus europaeus
 
450
UF European hedgehog [Former heading]
 
450
UF West European hedgehogs
 
550
BT Hedgehogs
 
680
When this heading is assigned, the second subject heading Hedgehogs is also assigned, e.g., 1. Western European hedgehogs. 2. Hedgehogs.
 
688
Heading changed from European hedgehog to Western European hedgehogs in May 2024.
 
 
150
Hindu mythology    [May Subd Geog] CHANGE GEOG    [sp2021051346]
 
450
UF Mythology, Hindu [Former heading] DELETE FIELD
 
450
UF Mythology, Hindu ADD FIELD
 
667
Machine-derived authority record. DELETE FIELD
 
 
150
Coral reefs and islands    [May Subd Geog] CHANGE GEOG    [sp2021050806]
 
360
SA individual coral reefs and islands DELETE FIELD
 
450
UF Reefs, Coral DELETE FIELD
 
450
UF Reefs, coral ADD FIELD
 
667
Machine-derived authority record. DELETE FIELD
 
680
Here are entered works on the structures made from calcium carbonate secreted by corals. Works on corals that have a common ancestry through asexual reproduction are entered under Coral colonies. DELETE FIELD
 
680
Here are entered works on the structures made from calcium carbonate secreted by corals. ADD FIELD
 
681
Note under Coral colonies DELETE FIELD
 
 
150
Lagomorphs    [May Subd Geog]    [sp2024050087]
 
053
QE882.L3 (Geology)
 
053
QL737.L3-QL737.L33 (Zoology)
 
450
UF Lagomorpha
 
550
BT Mammals
 
 
150
Pikas    [May Subd Geog] CHANGE GEOG    [sp2021054698]
 
053
QL737.L33 DELETE FIELD
 
053
QL737.L33 (Zoology) ADD FIELD
 
450
UF Coney ADD FIELD
 
450
UF Coneys ADD FIELD
 
450
UF Conies ADD FIELD
 
450
UF Rock rabbits ADD FIELD
 
550
BT Ochotonidae DELETE FIELD
 
550
BT Lagomorphs ADD FIELD
 
550
BT Mountain animals ADD FIELD
 
667
Machine-derived authority record. DELETE FIELD
 
681
Example under American pikas ADD FIELD
 
 
150
American pika CHANGE HEADING
 
150
American pikas    [May Subd Geog] CHANGE GEOG    [sp2021060815]
 
053
QL737.L33 (Zoology)
 
450
UF American pika [Former heading]
 
450
UF Hay-makers (Pikas)
 
450
UF Little chief hares
 
450
UF Mouse hares
 
450
UF Ochotona princeps
 
450
UF Piping hares
 
450
UF Southern pikas
 
450
UF Whistling hares
 
550
BT Pikas
 
680
When this heading is assigned, the second subject heading Pikas is also assigned, e.g., 1. American pikas. 2. Pikas.
 
688
Heading changed from American pika to American pikas in May 2024.
 
 
150
Rabbit family (Mammals)    [May Subd Geog]    [sp2023050036]
 
550
BT Mammals DELETE FIELD
 
550
BT Lagomorphs ADD FIELD
 
 
150
LGBTQ+ rights    [May Subd Geog]    [sp2024050096]
 
450
UF GLBT rights
 
450
UF GLBTQ rights
 
450
UF Lesbigay rights
 
450
UF LBG rights
 
450
UF LGBT rights
 
450
UF LGBTQ rights
 
450
UF LGBTQ plus rights
 
450
UF LGBTQIA rights
 
450
UF Non-heterosexual rights
 
450
UF Non-heterosexuals rights
 
450
UF Queer rights
 
450
UF Rights of LGBTQ+ people
 
550
BT LGBTQ+ people
 
550
BT Civil rights
 
 
110
Louvre (Museum)    [Not Subd Geog]    [sp2024050124]
(A)
410
UF Grand Louvre
 
410
UF Great Louvre
 
410
UF Musée du Louvre
 
550
BT Art museums
 
 
150
Meerkat CHANGE HEADING
 
150
Meerkats    [May Subd Geog] CHANGE GEOG    [sp2021054261]
 
053
QL737.C235 (Zoology)
 
450
UF Meerkat [Former heading]
 
450
UF Suricata suricatta
 
550
BT Burrowing animals
 
550
BT Mongooses
 
680
When this heading is assigned, the second subject heading Mongooses is also assigned, e.g., 1. Meerkats. 2. Mongooses.
 
688
Heading changed from Meerkat to Meerkats in May 2024.
 
 
150
Mongooses    [May Subd Geog] CHANGE GEOG    [sp2021053746]
 
053
QL737.C235 DELETE FIELD
 
053
QL737.C235 (Zoology) ADD FIELD
 
053
QL795.M6 (Animal behavior) ADD FIELD
 
450
UF Mungooses DELETE FIELD
 
450
UF Herpestidae ADD FIELD
 
550
BT Herpestidae DELETE FIELD
 
550
BT Carnivores ADD FIELD
 
667
Machine-derived authority record. DELETE FIELD
 
681
Example under Meerkats ADD FIELD
 
 
150
Monotremes    [May Subd Geog]    [sp2023050056]
 
053
QL737.M7-QL737.M73 (Zoology)
 
450
UF Egg-laying mammals
 
450
UF Monotremata
 
550
BT Mammals
 
681
Example under Platypuses
 
 
150
Echidnas    [May Subd Geog] ADD GEOG    [sp 96005403 ]
 
053
QL737.M73 (Zoology) ADD FIELD
 
550
BT Armored animals ADD FIELD
 
550
BT Burrowing animals ADD FIELD
 
550
BT Monotremes ADD FIELD
 
 
150
Mythology    [May Subd Geog] CHANGE GEOG    [sp2021050196]
 
360
SA subdivision Mythology under topical headings DELETE FIELD
 
550
RT Folklore DELETE FIELD
 
550
RT Myth DELETE FIELD
 
667
Machine-derived authority record. DELETE FIELD
 
 
150
Mythology, Aboriginal Australian CHANGE HEADING
 
150
Aboriginal Australian mythology    [May Subd Geog]    [sp2021060389]
 
053
BL2610 (Religions)
 
450
UF Australian mythology
 
450
UF Mythology, Aboriginal Australian [Former heading]
 
450
UF Mythology, Australian aboriginal
 
500
BT Mythology
 
688
Heading changed from Mythology, Aboriginal Australian to Aboriginal Australian mythology in May 2024.
 
 
150
Mythology, African CHANGE HEADING
 
150
African mythology    [May Subd Geog]    [sp2021052789]
 
450
UF Mythology, African [Former heading]
 
500
BT Mythology
 
688
Heading changed from Mythology, African to African mythology in May 2024.
 
 
150
Mythology, Asian CHANGE HEADING
 
150
Asian mythology    [May Subd Geog]    [sp2021051956]
 
450
UF Mythology, Asian [Former heading]
 
500
BT Mythology
 
688
Heading changed from Mythology, Asian to Asian mythology in May 2024.
 
 
150
Mythology, Assyro-Babylonian CHANGE HEADING
 
150
Assyro-Babylonian mythology    [May Subd Geog]    [sp2021055354]
 
053
BL1620 (Religions)
 
450
UF Babylonian mythology
 
450
UF Mythology, Assyro-Babylonian [Former heading]
 
450
UF Mythology, Babylonian
 
500
BT Mythology
 
688
Heading changed from Mythology, Assyro-Babylonian to Assyro-Babylonian mythology in May 2025.
 
 
150
Mythology, Celtic CHANGE HEADING
 
150
Celtic mythology    [May Subd Geog]    [sp2021053299]
 
053
BL900-BL915 (Religions)
 
450
UF Mythology, Celtic [Former heading]
 
688
Heading changed from Mythology, Celtic to Celtic mythology in May 2024.
 
 
150
Mythology, Chinese CHANGE HEADING
 
150
Chinese mythology    [May Subd Geog]    [sp2021053300]
 
450
UF Mythology, Chinese [Former heading]
 
688
Heading changed from Mythology, Chinese to Chinese mythology in May 2024.
 
 
150
Mythology, Egyptian CHANGE HEADING
 
150
Egyptian mythology    [May Subd Geog]    [sp2021053298]
 
053
BL2428-BL2450 (Religions)
 
450
UF Mythology, Egyptian [Former heading]
 
550
BT Mythology
 
688
Heading changed from Mythology, Egyptian to Egyptian mythology in May 2024.
 
 
150
Mythology, Germanic CHANGE HEADING
 
150
Germanic mythology    [May Subd Geog]    [sp2021050951]
 
450
UF Mythology, Germanic [Former heading]
 
450
UF Mythology, Teutonic
 
450
UF Teutonic mythology
 
688
Heading changed from Mythology, Germanic to Germanic mythology in May 2024.
 
 
150
Mythology, Hmong CHANGE HEADING
 
150
Hmong mythology    [May Subd Geog]    [sp2021061640]
 
450
UF Mythology, Hmong [Former heading]
 
450
UF Mythology, Hmong (Asian people)
 
500
BT Mythology
 
688
Heading changed from Mythology, Hmong to Hmong mythology in May 2024.
 
 
150
Mythology, Igbo CHANGE HEADING
 
150
Igbo mythology    [May Subd Geog]    [sp2022050229]
 
450
UF Mythology, Igbo [Former heading]
 
450
UF Mythology, Igbo (African people)
 
500
BT Mythology
 
688
Established October 2022.
 
688
Heading changed from Mythology, Igbo to Igbo mythology in May 2024.
 
 
150
Mythology, Indic CHANGE HEADING
 
150
Indic mythology    [May Subd Geog]    [sp2021054461]
 
053
BL2000-BL2016 (Religions)
 
450
UF Mythology, Indic [Former heading]
 
688
Heading changed from Mythology, Indic to Indic mythology in May 2024.
 
 
150
Mythology, Iranian CHANGE HEADING
 
150
Iranian mythology    [May Subd Geog]    [sp2021054953]
 
450
UF Mythology, Iranian [Former heading]
 
500
BT Mythology
 
688
Heading changed from Mythology, Iranian to Iranian mythology in May 2024.
 
 
150
Mythology, Japanese CHANGE HEADING
 
150
Japanese mythology    [May Subd Geog]    [sp2021054460]
 
450
UF Mythology, Japanese [Former heading]
 
500
BT Mythology
 
688
Heading changed from Mythology, Japanese to Japanese mythology in May 2024.
 
 
150
Mythology, Korean CHANGE HEADING
 
150
Korean mythology    [May Subd Geog]    [sp2022050094]
 
053
BL2230-BL2240 (Religions)
 
450
UF Mythology, Korean [Former heading]
 
688
Established May 2022.
 
688
Heading changed from Mythology, Korean to Korean mythology in May 2024.
 
 
150
Mythology, Maori CHANGE HEADING
 
150
Maori mythology    [May Subd Geog]    [sp2021059611]
 
053
BL2615 (Religions)
 
450
UF Mythology, Maori [Former heading]
 
450
UF Mythology, Maori (New Zealand people)
 
688
Heading changed from Mythology, Maori to Maori mythology in May 2024.
 
 
150
Mythology, Norse CHANGE HEADING
 
150
Norse mythology    [May Subd Geog]    [sp2021050950]
 
450
UF Mythology, Norse [Former heading]
 
450
UF Mythology, Scandinavian
 
450
UF Scandinavian mythology
 
500
BT Mythology
 
688
Heading changed from Mythology, Norse to Norse mythology in May 2024.906
 
 
150
Mythology, Peruvian CHANGE HEADING
 
150
Peruvian mythology    [May Subd Geog]    [sp2021052553]
 
053
BL2590.P4 (Religions)
 
450
UF Mythology, Peruvian [Former heading]
 
500
BT Mythology
 
688
Heading changed from Mythology, Peruvian to Peruvian mythology in May 2024.
 
 
150
Mythology, Philippine CHANGE HEADING
 
150
Philippine mythology    [May Subd Geog]    [sp2021059157]
 
053
BL2130-BL2135 (Relgions)
 
450
UF Filipino mythology
 
450
UF Mythology, Filipino
 
450
UF Mythology, Philippine [Former heading]
 
500
BT Mythology
 
688
Heading changed from Mythology, Philippine to Philippine mythology in May 2024.
 
 
150
Mythology, Polynesian CHANGE HEADING
 
150
Polynesian mythology    [May Subd Geog]    [sp2021055687]
 
053
BL2620.P6 (Relgions)
 
450
UF Mythology, Polynesian [Former heading]
 
500
RT Mythology
 
688
Heading changed from Mythology, Polynesian to Polynesian mythology in May 2024.
 
 
150
Mythology, Roman CHANGE HEADING
 
150
Roman mythology    [May Subd Geog]    [sp2021051119]
 
450
UF Mythology, Roman [Former heading]
 
688
Heading changed from Mythology, Roman to Roman mythology in May 2024.
 
 
150
Mythology, Slavic CHANGE HEADING
 
150
Slavic mythology    [May Subd Geog]    [sp2021057974]
 
450
UF Belarusian mythology
 
450
UF Bulgarian mythology
 
450
UF Czech mythology
 
450
UF Mythology, Belarusian
 
450
UF Mythology, Bulgarian
 
450
UF Mythology, Czech
 
450
UF Mythology, Polish
 
450
UF Mythology, Russian
 
450
UF Mythology, Slavic [Former heading]
 
450
UF Mythology, Slovak
 
450
UF Mythology, Sorbian
 
450
UF Mythology, Ukrainian
 
450
UF Polish mythology
 
450
UF Russian mythology
 
450
UF Slovak mythology
 
450
UF Sorbian mythology
 
450
UF Ukrainian mythology
 
688
Heading changed from Mythology, Slavic to Slavic mythology in May 2024.
 
 
150
Mythology, Sub-Saharan African CHANGE HEADING
 
150
Sub-Saharan African mythology    [May Subd Geog]    [sp2021055786]
 
053
BL2462.5 (Religions)
 
450
UF Mythology, Sub-Saharan African [Former heading]
 
688
Heading changed from Mythology, Sub-Saharan African to Sub-Saharan African mythology in May 2024.
 
 
150
Mythology, Tibetan CHANGE HEADING
 
150
Tibetan mythology    [May Subd Geog]    [sp2021058183]
 
053
BL1945.T5 (Religions)
 
450
UF Mythology, Tibetan [Former heading]
 
500
BT Mythology
 
688
Heading changed from Mythology, Tibetan to Tibetan mythology in May 2024.
 
 
151
Pakistan--Fiction    [sp2024050108]
 
681
Note under Deserts--Pakistan
 
667
This heading is not valid for use as a geographic subdivision.
 
 
150
Pangolins    [May Subd Geog] CHANGE GEOG    [sp2021057092]
 
053
QL737.P4-QL737.P5 (Zoology) DELETE FIELD
 
053
QL737.P5 (Zoology) ADD FIELD
 
450
UF Anteaters, Scaly DELETE FIELD
 
450
UF Pholidota (Mammals) [Former heading] DELETE FIELD
 
450
UF Manidae ADD FIELD
 
550
BT Armored animals ADD FIELD
 
550
BT Nocturnal animals ADD FIELD
 
667
Machine-derived authority record. DELETE FIELD
 
 
150
Platypus CHANGE HEADING
 
150
Platypuses    [May Subd Geog] CHANGE GEOG    [sp2021054994]
 
053
QL737.M72 (Zoology)
 
450
UF Duck-billed platypi
 
450
UF Duck-billed platypus
 
450
UF Duck-billed platypuses
 
450
UF Duckbilled platypi
 
450
UF Duckbilled platypus
 
450
UF Duckbilled platypuses
 
450
UF Duckbills
 
450
UF Ornithorhynchus anatinus
 
450
UF Platypi
 
450
UF Platypus [Former heading]
 
550
BT Aquatic mammals
 
550
BT Burrowing animals
 
550
BT Carnivorous animals
 
550
BT Monotremes
 
680
When this heading is assigned, the second subject heading Monotremes is also assigned, e.g., 1. Platypuses. 2. Monotremes.
 
688
Heading changed from Playpus to Platypuses in May 2024.
 
 
150
Reproductive rights    [May Subd Geog]    [sp2024050106]
(A)
450
UF Reproductive freedom
 
550
BT Human rights
 
680
Here are entered works on the basic human right to determine freely the number and the spacing of one's children, as well as such related issues as affordable access to abortion and contraception, education about contraception and sexually transmitted infections, and freedom from coerced sterilization and contraception.
 
 
150
Seals (Animals) CHANGE HEADING
 
150
Seals (Mammals)    [May Subd Geog]    [sp2021050882]
 
053
QL737.P63-QL737.P64 (Zoology)
 
053
QL795.S43 (Animal behavior)
 
053
SH327.65.S43 (Aquaculture)
 
450
UF Seals (Animals) [Former heading]
 
550
BT Carnivorous animals
 
550
BT Pinnipeds
 
688
Heading changed from Seals (Animals) to Seals (Mammals) in May 2024.906
 
 
150
Shrews    [May Subd Geog] CHANGE GEOG    [sp2021054307]
 
053
QL795.S47 (Animal behavior) ADD FIELD
 
450
UF Soricids ADD FIELD
 
550
BT Soricomorpha DELETE FIELD
 
550
BT Insectivores ADD FIELD
 
550
BT Mammals ADD FIELD
 
667
Machine-derived authority record. DELETE FIELD
 
 
150
Sloths    [May Subd Geog] CHANGE GEOG    [sp2021051749]
 
053
QL795.S6 (Zoology) ADD FIELD
 
450
UF Pilosa DELETE FIELD
 
450
UF Folivora ADD FIELD
 
450
UF Phyllophaga ADD FIELD
 
450
UF Tree sloths ADD FIELD
 
550
BT Xenarthra DELETE FIELD
 
550
BT Forest animals ADD FIELD
 
550
BT Xenarthrans ADD FIELD
 
667
Machine-derived authority record. DELETE FIELD
 
 
150
Three-toed sloths    [May Subd Geog]    [sp2024050114]
 
053
QL737.E22 (Zoology)
 
450
UF Bradypodidae
 
550
BT Sloths
 
 
150
Two-toed sloths    [May Subd Geog]    [sp2024050115]
 
053
QL737.E238 (Zoology)
 
450
UF Megalonychidae
 
450
UF Unaus
 
550
BT Sloths
 
 
150
Spanglish    [May Subd Geog]    [sp2024050104]
(A)
053
PC4829.S736 (Romance philology and languages)
 
550
BT Pidgin languages
 
550
BT Spanish language--Dialects
 
 
150
Pidgin languages    [May Subd Geog]    [sp2024050105]
 
053
PM7801-PM7895 (Hyperborean, Indian, and artificial languages)
 
450
UF Hybrid languages
 
450
UF Pidgeon languages
 
450
UF Pigeon languages
 
550
BT Language and languages
 
 
150
Spanish language--Dialects    [May Subd Geog]    [sp2024050103]
 
 
150
Tenrecs    [May Subd Geog] CHANGE GEOG    [sp2021055855]
 
550
BT Afrosoricida DELETE FIELD
 
550
BT Insectivores ADD FIELD
 
550
BT Mammals ADD FIELD
 
667
Machine-derived authority record. DELETE FIELD
 
 
150
Thylacine CHANGE HEADING
 
150
Thylacines    [May Subd Geog] CHANGE GEOG    [sp2021058964]
 
053
QL737.M336 (Zoology)
 
053
QL795.T47 (Animal behavior)
 
450
UF Marsupial wolf
 
450
UF Marsupial wolves
 
450
UF Tasmanian tigers
 
450
UF Tasmanian wolf
 
450
UF Tasmanian wolves
 
450
UF Thylacine [Former heading]
 
450
UF Thylacinus cynocephalus
 
550
BT Extinct animals
 
550
BT Mammals
 
680
When this heading is assigned, the second subject heading Mammals is also assigned, e.g., 1. Thylacines. 2. Mammals.
 
688
Heading changed from Thylacine to Thylacines in May 2024.
 
 
150
Toilet training    [May Subd Geog] CHANGE GEOG    [sp2021051395]
 
550
BT Bowel and bladder training DELETE FIELD
 
667
Machine-derived authority record. DELETE FIELD
 
 
150
Defecation    [May Subd Geog] CHANGE GEOG    [sp2021057528]
 
450
UF Poo ADD FIELD
 
450
UF Poop ADD FIELD
 
550
RT Bowel and bladder training DELETE FIELD
 
550
RT Eliminative behavior DELETE FIELD
 
667
Machine-derived authority record. DELETE FIELD
 
 
150
Urination    [May Subd Geog] CHANGE GEOG    [sp2021060110]
 
053
QP211 DELETE FIELD
 
053
QP211 (Physiology) ADD FIELD
 
450
UF Tinkle ADD FIELD
 
450
UF Wee ADD FIELD
 
550
RT Bowel and bladder training DELETE FIELD
 
550
RT Eliminative behavior DELETE FIELD
 
667
Machine-derived authority record. DELETE FIELD
 
 
110
White House (Washington, D.C.    [Not Subd Geog]    [sp2024050123]
 
410
UF Executive Mansion (Washington, D.C.)
 
410
UF President's Palace (Washington, D.C.)
 
 
150
Xenarthra CHANGE HEADING
 
150
Xenarthrans    [May Subd Geog] CHANGE GEOG    [sp2021051748]
 
053
QL737.E2-QL737.E24 (Zoology)
 
450
UF Edentata
 
450
UF Edentates
 
450
UF Xenarthra [Former heading]
 
550
BT Mammals
 
688
Heading changed from Xenarthran to Xenarthrans in May 2024.