This is part of my collection mostly dedicated to Hoofed Mammals. I am not sure how many fit your criteria, but if you have interest to any of them, please ask.
Handbook of the Mammals of the World - Vol 2 , Hoofed Mammals
Mammals of Africa, Volume 6 Hippopotamuses, Pigs, Deer, Giraffe and Bovids, Johnatan Kingdon
CIC Caprinae Atlas of the World, Gerhard R Damm, Nicolás Franco
Duikers of Africa - Masters of the African Forest Floor: A Study of Duikers - People - Hunting and Bushmeat, Vivian J. Wilson
A Guide to the Deer of the World by Charles Smith-Jones
Deer of the World, Valerius Geist
Walker's Mammals of the World 6th ed. Vol 2, Ronald M. Nowak
Grzimek's Encyclopedia of Mammals Volume 5 - Artiodactyla 1990, Bernhard Grzimek
Grzimek's Animal Life Encyclopedia Vol 16 - Mammals V 2003, Michael Hutchins
Grzimek's Animal Life Encyclopedia Volume 13 - Mammals IV 1972, Bernhard Grzimek
Mammals of Thailand, Boonsong Lekagul and Jeffrey McNeely
The Princeton Encyclopedia of Mammals 2009, David McDonald
Ungulate Taxonomy - Colin Groves & Peter Grubb
East African Mammals: An Atlas of Evolution in Africa, Volume 3, Part C: Bovids , Johnatan Kingdon
East African Mammals: An Atlas of Evolution in Africa, Volume 3, Part D: Bovids, Johnatan Kingdon
The Kingdon Field Guide to African Mammals, Johnatan Kingdon
Bovids of the World: Antelopes, Gazelles, Cattle, Goats, Sheep, and Relatives. José R. Castelló
Mammals of North Africa and the Middle East, Chris Stuart, Tilde Stuart
The Mammals of the Southern African Subregion, John D. Skinner, Christian T. Chimimba
Ecology, Evolution and Behaviour of Wild Cattle, Mario Melletti and James Burton
Ecology, Conservation and Management of Wild Pigs and Peccaries Mario Melletti and Erik Meijaard
Javelinas and Other Peccaries Their Biology, Management, and Use, Lyle K. Sowls
The giraffe: Its Biology, Behavior, and Ecology, Anne Innis Dagg 1976
Giraffe Biology, Behaviour and Conservation, Anne Innis Dagg 2014
Giraffe Reflections, Dale Peterson
The Giraffe Biology, Ecology, Evolution and Behaviour ·Bryan Shorrocks
The Okapi Mysterious Animal of Congo-Zaire, Susan L Lindsey, Mary N Green and Cynthia L Bennett
The Antelope of Africa, Willem Frost
The Conservation and Biology of Desert Antelopes, Essays to Mark the 25th Anniversary of Operation Oryx, Alexandra Dixon , David Jones
The Natural History of Antelopes, C.A. Spinage
A Territorial Antelope: the Uganda Waterbuck, C.A. Spinage
Cattle Plague: A History, C.A. Spinage
A Certain Curve of Horn The Hundred-Year Quest For The Giant Sable Antelope of Angola, John Frederick Walker
In the Country of Gazelles, Fritz R. Walther
Gazelles and Their Relatives: A Study in Territorial Behavior, Fritz R. Walther, Elizabeth C. Mungall, Gerald A. Grau
Communication and Expression in Hoofed Mammals, Fritz R. Walther
The Dama Gazelles: Last Members of a Critically Endangered Species, Elizabeth, Cary Mungall
Antelopes. The World of Animals, Bere, Rennie
Hoofed Mammals of the World, Ugo Mochi
Bocke, Takine & Moschusochen, Christian Matschei
African Images, Ugo Mochi
A Natural History of Zebras, Ugo Mochi
Mountain Monarchs: Wild Sheep and Goats of the Himalaya, George B. Schaller
The Deer and the Tiger, George B. Schaller
Tibet Wild: A Naturalist's Journeys on the Roof of the World, George B. Schaller
Wildlife of the Tibetan steppe, George B. Schaller
Ungulate Management in Europe: Problems and Practices, Rory Putman, Marco Apollonio
Ovis : North American wild sheep, Tillett, Guy
The Evolution of Artiodactyls, Donald Ross Prothero
International Zoo Yearbook 32: Ungulates 1993
International Zoo Yearbook 20: Breeding Endangered Species in Captivity 1980
Antelope Conservation: From Diagnosis to Action, Jakob Bro-Jorgensen, David P. Mallon
Antelopes : global survey and regional action plans. Part 1 : East and Northeast Africa.
Antelopes : global survey and regional action plans. Part 2 : Southern and South-central Africa.
Antelopes: global survey and regional action plans. Part 3: West and Central Africa
Antelopes: global survey and regional action plans. Part 4: North Africa, Middle East and Asia
African Antelope Database 1998
The Book of Antelopes, P. L. Sclater O. Thomas. 4 vols 1894–1900
Equids : zebras, asses and horses : status survey and conservation action plan, 2002
Wild Sheep and Goats and their Relatives, Status Survey and Conservation Action Plan for Caprinae
Tapirs : status survey and conservation action plan, 1997
Asian Rhinos : Status Survey and Conservation Action Plan, 1997
African rhino : status survey and conservation action plan, 1997
Deer : status survey and conservation action plan, 1998
South American Camelids An Action Plan for their Conservation
Status Survey and Conservation Action Plan Pigs, Peccaries, and Hippos
Mountain goats Ecology, Behavior, and Conservation of an Alpine Ungulate, Marco Festa-Bianchet and Steeve D. Cote
The Biology and Management of Capricornis and Related Mountain Antelopes, Valerius Geist, Hiroaki Soma
African Ungulates A Compartive Review of Their Ethology and Behavioural Ecology, Walter Leuthold
Ecology of Ungulates A Handbook of Species in Eastern Europe and Northern and Central Asia, Leonid Baskin
Ecology and Conservation of Tropical Ungulates in Latin America, Sonia Gallina-Tessaro
Ungulates of India, K. Sankar
The Behaviour of Ungulates and its relation to Managment, Vol 1&2, V. Geist & F. Walther
The Ecology of Large Herbivores in South and Southeast Asia, Farshid S. Ahrestani, Mahesh Sankaran
The Evolution of Hoofed Mammals - Horns, Tusks, and Flippers , Donald R. Prothero, Robert M. Schoch
The Behavior Guide to African Mammals: Including Hoofed Mammals, Carnivores, Primates, Richard D. Estes
Serengeti Wildebeest Ecology and Life History The Gnu's World, Richard D. Estes
The Hippos, S. Keith Eltringham
The Pygmy Hippo Story: West Africa's Enigma of the Rainforest, Phillip T. Robinson, Gabriella L. Flacke, Knut M. Hentschel
Wild Equids Ecology, Management, and Conservation, Jason Ransom, Petra Kaczensky
Zebra Stripes, Caro Tim
Muskoxen and Their Hunters, Peter C. Lent
The Kouprey An Action Plan for its Conservation
European Bison: The Nature Monograph Małgorzata Krasińska, Zbigniew Krasiński
Ecology and Behaviour of the African Buffalo Social inequality and decision making, H. H. T. Prins
Elk Country, Valerius Geist
Enciclopedia of Deer, Kenneth Whitehead
Buffalo Nation, Valerius Geist
Mountain sheep; a study in behavior and evolution, Valerius Geist
Ecophysiology of the Camelidae and Desert Ruminants, Richard Wilson
Mammals of the Soviet Union, Vol. I. Artiodactyla and Perissodactyla, Geptner Vladimir, Nasimovich Andrey, Bannikov Andrey
Udjung Kulon, The Land of the Last Javan Rhinoceros, A. Hoogerwerf
Survival or Extinction? How to Save Elephants and Rhinos, Vivien Bridget Martin
Deer of the Southwest: A Complete Guide to the Natural History, Biology, and Management of Southwestern Mule Deer and White-tailed Deer, Jim Heffelfinger
Biology and Management of White-tailed Deer, David G. Hewitt
Deer of the world, Kenneth Whitehead
Sika Deer Biology and Management of Native and Introduced Populations, Dale R. McCullough. Seiki Takatsuki
Competition and Resource Partitioning in Temperate Ungulate Assemblies, Rory J. Putman
North American Moose, Randolph Petersen
The Ecology of Browsing and Grazing, Gordon I.J., Prins H.H.T.
Windows on Nature: The Great Habitat Dioramas of the American Museum
Giraffe hooves and antelope horns
The phylogeny of the genus Gazella and the phylogeography and population genetics of Arabian species, Dissertation
El Bucardo de los Pirineos, Kees Woutersen
The Biology of Deer, Robert D. Brown
The Deer of North America,
Run, Rhino, Run
American Bison: A Natural History, Dale F. Lott, Harry W. Greene
Ungulates: Evolution, Diversity and Ecology, Menendez A., Sands N.
The rhinoceros: a monograph, Francesco Nardelli, text version
S.O.S. rhino (A Survival book)
Neoropical Cervidology
Wild Sheep of World by Raul Valdez
The Okapi Mysterious Animal of the Congo-Zaire
The Genetics of Cattle 2nd Edition, Dorian Garrick, , Anatoly Ruvinsky
Ecology and Behaviour of the Arican Buffalo: Social inequality and decision making, H.H.T Prins
NEOTROPICAL DEER (CERVIDAE) PART I. PUDUS, GENUS PUDU GRAY
Van Vuure Cis. Retracing The Aurochs:
History, Morphology & Ecology of an Extinct Wild Ox