Nikolai Spassov [publications] (4)

Palombo, M. R., Valli, A. F. M., Kostopoulos, D. S., Alberdi, M. T., Spassov, N., Vislobokova, I., 2006. Similarity Relationships between the Pliocene to Middle Pleistocene Large Mammal Faunas of Southern Europe from Spain to the Balkans and the North Pontic Region. — Cour. Forsch.-Inst. Senckenberg., 256. 329—347.

Merceron, G., Zazzo, A., Spassov, N., Geraads, D., Kovachev, D., 2006. Bovid Paleoecology and paleoenvironments from the Late Miocene of Bulgaria: evidence from dental microwear and stable isotopes. — Palaeogeography, Palaeoclimatology, Palaeoecology, 241: 637—654. [PDF]

Ivanova, S., Zlatkova, M., Spassov, N., Nehrizov, G., Giaurova, B., Miteva, V., Taneva, S., Spassov, R., 2006. Test excavations in Velkova Dupka Cave in the West Rhodope Mountains. — Archeologia, Sofia, 1—4: 7—18.

Geraads, D., Spassov, N., Kovachev, D., 2006. The Bulgarian Chalicotheriidae (Mammalia): an update. — Revue de paléobiologie, Genève, 25 (2): 429—437.

Geraads, D., Spassov, N., Kovachev, D., 2006. A new Sporadotragus (Bovidae, Mammalia) from the late Miocene of Bulgaria. — Rivista Italiana di Paleontologia e Stratigrafia, 112 (3): 473—479. [PDF]

Tzankov, Tz., Spassov, N., Stoyanov, K., 2005. Neogene-Quaternary Paleogeography and Geodynamics of the region of Middle Struma river valley (South-Western Bulgaria). — Publ. House of the South-Western University ‘N. Rilski’. Blagoevgrad.

Stoytchev, T., Spassov, N., 2005. The Musk-Ox in the Bison’s shadow of West European Upper Palaeolithic rock art. — Theoretical and Applied Karstology. Bucharest, 16 (2003), pp. 57—66.

Stoychev, T., Spassov, N., 2005. Prehistoric mammals in the rock art of Eurasia. — Annuary of the Department of Archaeology, New Bulgarian University, 6: 144—168.

Spiridonov, G., Spassov, N., 2005. Taxonomic richness and directions in the mammal conservation in Bulgaria. — In: A. Petrova (ed.). Recent status of the biodiversity in Bulgaria — Problems and Prospects, p. 313—324. Bulgarian Bioplatform, Sofia.

Spassov, N., Stoytchev, T., 2005. Leopards and Snow Leopards in the Prehistoric Rock Art of Europe and Central Asia. — Annuary of the Department of Archaeology, New Bulgarian University, Vol. 6: 5—15. [PDF]

Spassov, N., Geraads, D., Tzankov, Tz., 2005. Search for Fossil Hominoids: The Late Miocene environment of Bulgaria. — Proceedings of the International Scientific conference (8—11.06.2005). Faculty of Mathematics and natural sciences. South-Western University, Blagoevgrad, 311—319.

Spassov, N., Geraads, D., Kovachev, D., 2005. Tragoportax Pilgrim and Miotragocerus (Pikermicerus) Kretzoi (Mammalia, Bovidae) from the Turolian of Bulgaria. — Geologica Balcanica. Sofia, 34 (3—4): 89—109.

Spassov, N., 2005. Brief Review of the Pliocene Ungulate Fauna of Bulgaria. — In: É. Crégut-Bonnoure (sous la direction de). Les Ongulés holarctiques du Pliocène et du Pleistocène. Quaternaire, hors-série, No 2: 201—212. [PDF]

Hristova, L., Spassov, N., 2005. Taxonomy and Ecology of the late Miocene Hipparions of Bulgaria: contribution to the questions of the Balkans’ Turolian stratigraphy and environment changes. — Abstract on Annual NECLIME Meeting, Sofia, October 1—4, 2005.

Geraads, D., Spassov, N., Kovachev, D., 2005. Giraffidae (Artiodactyla, Mammalia) from the late Miocene of Kalimantsi and Hadjidimovo, South-Western Bulgaria. — Geologica Balcanica, 35 (1—2): 11—18.

Delson, E., Thomas, H., Spassov, N., 2005. Fossil Old World monkeys (Primates: Cercopithecidae) from the Pliocene of Dorkovo, Bulgaria. — Geodiversitas, 27 (1): 159—166.

Spassov, N., Tzankov, Tz., Geraads, D., 2004. Late Neogene Environments of South-West Bulgaria. — 5th International Symposium on Eastern Mediterranean Geology. Thessaloniki, Greece, 14—20 April 2004. Proceedings. Ed. by A. Chatzipetros and A. Pavlides. Vol. 1: 504—506.

Spassov, N., Stoytchev, T., 2004. The dromedary domestication problem: 3000 BC rock art evidence for the existence of wild One-humped camel in Central Arabia. — Historia naturalis bulgarica, 16: 151—158. [PDF] https://doi.org/10.5281/zenodo.4043228

Spassov, N., Stoytchev, T., 2004. The Presence of Cave Hyaena (Crocuta crocuta spelaea) In The Upper Palaeolithic Rock Art of Europe. — Historia naturalis bulgarica, 16: 159—166. [PDF] https://doi.org/10.5281/zenodo.4043234

Spassov, N., Geraads, D., 2004. Tragoportax Pilgrim and Miotragocerus Stromer (Mammalia, Bovidae) from the Turolian of Hadjidimovo, Bulgaria , and a revision of the Late Miocene Mediterranean Boselaphini. — Geodiversitas, 26 (2): 339—370. [PDF]

Spassov, N. B., Markov, G. G., 2004. Biodiversity of large mammals (Macromammalia) in the Eastern Rhodopes (Bulgaria). — In: P. Beron, A. Popov (eds) Biodiversity of Bulgaria. 2. Biodiversity of Eastern Rhodopes (Bulgaria and Greece). Pensoft & Nat. Mus. Natur. Hist., Sofia.

Monguillon, A., Spassov, N., Argant, A., Kauhala. K., Viranta, S., 2004. Nyctereutes vulpinus comb. et stat. nov. (Mammalia, Carnivora, Canidae) du Pliocène terminal de Saint-Vallier (Drôme, France). — Geobios, 24: 183—188. [PDF]

Spassov, N., Stoytchev, T., 2003. On the origin of the Wisent, Bison bonasus (Linnaeus, 1758): Presence of the Wisent in the Upper Palaeolithic rock art of Eurasia. — In: Advances in Paleontology ‘Hent to Pantha’, papers in honour of C. Radulescu and P. M. Samson, рp. 125—130. [PDF]

Spassov, N., 2003. The Plio-Pleistocene vertebrate fauna in South-East ern Europe and the megafaunal migratory waves from the east to Europe. — Revue de Paleobiologie. Geneve, 22 (1): 197—229. [PDF]

Spassov, N., 2003. The Brown Bear in the southern Balkans. — In: Krystufek, B., Flajsman, B., Huw Griffiths (eds). Chapter 9. Living with Bears, A large European carnivore in a shrinking world. Ekoforum, Ljubljana, pp. 229—244.

Spassov, N., 2003. News from Bulgaria. — SVP News Bull., No. 185, Fall 2003.

Markov, G. N., Spassov, N., 2003. Primitive mammoths from Northeast Bulgaria in the context of the earliest migrations in Europe. — In: Petculescu, A., Stiuca, E. (eds), Advances in Vertebrate Paleontology ‘Hen to Panta’, Bucharest, 53—58.

Markov, G. N., Spassov, N., 2003. Early Mammuthus meridionalis from Northwest Bulgaria. — Review of the Bulgarian Geological Society, 62 (1—3), 2001: 117—121.

Koufos, G., Spassov, N., Kovatchev, D., 2003. Study of Mesopithecus (Primates, Cercopithecoidea) from the Late Miocene of Bulgaria. — Palaeontographica, A, 269 (1—3): 39—91. [PDF]

Hristova, L., Kovachev, D., Spassov, N., 2003. Hipparion brachypus Hensel, 1862 from the Late Miocene of Hadzhidimovo, Southwestern Bulgaria. — Comptes rendus de l’Academie bulgare des Sciences, 56 (2): 77—84.

Stoytchev, T., Spassov, N., Markov, G. N., 2002. Rock art: Probable existence of the Elephant (Elephas) in Central Arabia by the end of the Pleistocene. — Annuary of the Institute of Archaeology with Museum — BAS, vol. II: 70—77.

Stoytchev, T., Spassov, N., Dimitrova, I., 2002. Rock Art: Probable Existеnce of Merck’s Rhinoceros In Early Bronze Age Southwest Sweden. — Ann. of the Archaeological Inst. with Museum, 2: 129—134.

Spassov, N., Koufos, G., 2002. The first appearence of Dinocrocuta gigantea and Machairodus aphanistus (Mammalia, Carnivora) in the Miocene of Bulgaria. — Mitt. Bayer. Staatsslg. Paläont. hist. Geol., 42: 83—101. [PDF]

Spassov, N., Iliev, N., 2002. The animal remains from the Prehistoric burials near Durankulak. — In: H. Todorova (ed.). Durankulak, Band II, Teil 1. Die Prähistorischen gräberfelder von Durankulak. Deuches Archäologisches Institut — Berlin. Publ. House Anubis Ltd., Sofia, 313—324.

Spassov, N., Georgiev, K., Ivanova, N., Ivanov, V., 2002. Study of the status of marbled polecat (Vormela peregusna peregusna Guld.) in Western and North-Eastern Bulgaria with data on the status of its potential main prey species and competitors. — Historia naturalis bulgarica, 14: 123—140.

Spassov, N., 2002. The Turolian Megafauna of West Bulgaria and the character of the Late Miocene ‘Pikermian biome’. — Bollettino della Societa Paleontologica Italiana, 41 (1): 69—81.

Spassov, N., 2002. The Late Villafranchian and biochronology of South-East Europe: faunal migrations, environmental changes and possible first appearance of the genus Homo on the continent. — In: ‘On Late Plio/Pleistocene extinctions and evolution in the Palearctic. The Vatera site’. Ist Internat. workschop, Vatera, Lesvos, 29.9. — 2.10.1999. Annales Geologiques des Pays Hellenique, 1 série, T. XXXIX, A: 221—243.

Markov, G. N., Spassov, N., Simeonovski, V., 2002. Reconstruction of the facial morphology of Deinotherium gigantissimum Stefanescu, 1892 based on the material from Ezerovo, South Bulgaria. — Historia naturalis bulgarica, 14: 141—144. [PDF]

Markov, G. N., Spassov, N., Simeonovski, V., 2002. Reconstruction of the facial morphology of Deinotherium gigantissimum Stefanescu, 1892 (based on the material from Ezerovo, South Bulgaria). — Historia naturalis bulgarica, 14: 141—144.

Hristova, L., Kovachev, D., Spassov, N., 2002. The Hipparions (Equidae, Mammalia) from the Upper Miocene locality Hadzhidimovo, SW Bulgaria. — Rev. Bulg. Geol. Society, 63, 1—3, 89—98. (in Bulgarian, English abstract).

Crégut-Bonnoure, E., Spassov, N., 2002. Hemitragus orientalis nov. sp. (Mammalia, Bovidae, Caprinae), un nouveau taxon d’Europe orientale. — Revue de Palebiologie. Geneve, 21 (2): 553—573.

Spassov, N., Stoev, P., 2001. Kresna Gorge — an Ecological corridor for the large mammals (Macromammalia). — In: Beron P. (ed.). Biodiversity of the Kresna Gorge. N.M.N.H. & Inst. of Zoology — Bulg. Acad. Sci.: 335—340.

Spassov, N., Ivanova, N., Bego, F., Hristovsky, S., Mihova, B., 2001. Status and conservation of the wolf in the Southern Balkans. — Wolf Print, 10: 17—19.

Spassov, N., Georgiev, K., Spiridonov, G., 2001. Brief notes on the status and problems of the lynx in Bulgaria. — In: C. Breitenmoser-Wursten and U. Breitenmoser (eds) The Balkan lynx population — History, Recent Knowledge on its Status and Concervation Needs. Kora Bericht. Muri, 7: 26—27.

Spassov, N., 2001. Zorillas (Carnivora, Mustelidae, Ictonychini) from the Villafranchian of Bulgaria with a description of a new species of Baranogale Kormos, 1934. — Geodiversitas, 23 (1): 87—104. [PDF]

Spassov, N., 2001. The possible time of the first penetrations of Homo in Europe in the aspect of the paleoclimate analyses and the mammalian plio-pleistocene dispersals from the East. — Annual of the Institute and Museum of Archaeology. Sofia, 1: 16—21.

Markov, G. N., Spassov, N., Simeonovski, V., 2001. A reconstruction of the facial morphology and feeding behaviour of the deinotheres. — In: Cavaretta, G., Gioia, P., Mussi, M., Palombo, M. R. (eds), The World of Elephants. Proceedings of the 1st International Congress. Consiglio Nazionale delle Ricerche — Roma, 652—655. [PDF]

Kostopoulos, D., Spassov, N., Kovachev, D., 2001. Contribution to the study of Microstonyx: the Bulgarian case. — Geodiversitas, Paris, 23 (3): 41—437.

Iliev, N., Spassov, N., 2001. On the medieval breeds of dogs from Veliki Preslav (IX—X Century). — Anuary of the National Museum of Archaeology. Sofia.

Geraads, D., Spassov, N., Kovachev, D., 2001. New Chalicotheriidae (Perissodactyla, Mammalia) from Bulgaria. — J. of Vertebrate Paleontology, 21 (3):596—606.