Abdullah M., 1964: New heteromerous beetles (Coleoptera) from the Baltic amber of eastern Prussia and gum copal of Zanzibar. 18 pp. The Transactions of the Royal Entomological Society of London 116(13)

 Achterberg C. van, 1982: The fossil species of the subfamily Blacinae described by C. T. Brues (Hym,. Braconidae). 6 pp. 

 Achterberg C. van, 2001: The first known fossil Masoninae (Hymenoptera: Braconidae) from Miocene Dominican amber. 4 pp. [HYM 4508] Zoologische Mededelingen 75(21): 393-396.

 Agadjanian A. K., Kowalski K., 1978: Porosmys insuliferus (Kowalski 1958) (Rodentia, Mammalia) from tne Pliocene of Poland and of the European Part of the U.S.R.S. 25 pp. [80935] Acta zoologica cracoviensia

 Aimone S., Mortara E. F., 1983: Malacofaune plioceniche di Cossato e Candelo (Biellese, Italia NW). 50 pp. (in Italian). Bolletino del Museo regionale di Scienze Naturali – Torino 1(2): 279-328.

 Alekseev V. I., Bukejs A., 2012: A new species of Orchesia Latreille, 1807 from Baltic amber (Coleoptera: Melandryidae). 6 pp. Genus 23(4): 571-576.

 Anderson M. E., Long J. A., Evans F. J., Almond J. E., Theron J. N., Bender P. A., 1999: Biogeographic affinities of Middle and Late Devonian fishes of South Africa. 12 pp. Records of the Western Australian Museum 57: 157-168.

 Anderson M. E., Long J. A., Gess R. W., Hiller N., 1999: An unusual new fossil shark (Pisces: Chondrichthyes) from the Late Devonian of South Africa. 6 pp. Records of the Western Australian Museum 57: 151-156.

 Anderson, H. M., Holmes, Keith W. B., Fitness L. A., 2008: Stems with attached Dicroidium leaves from the Ipswich coal Measures, Queensland, Australia. 12 pp. (in English). Memoirs of the Queensland Museum 52(2): 1-12.

 Andrade M. L. de, 2001: A remarkable Dominican amber species of Cylindromyrmex with Brazilian affinities and additions to the generic revision. 13 pp. (in English). Beiträge zur Entomologie 51(1): 51-63.

 Andrade M. L., 1998: First fossil records of the ant genus Discothyrea in Dominican and Mexican amber (Hymenoptera, Formicidae). 14 pp. 

 Andrade M. L., 1998: First fossil records of the ant genus Discothyrea in Dominican and Mexican amber (Hymenoptera, Formicidae). 14 pp. [53296] Fragmenta entomologica 30(1): 201-214.

 Andrews P., 1995: Mammals as palaeoecological indicators. 14 pp. [MAM 75] Acta zoologica cracoviensia 38(1): 59-72.

 Anemone R. L., Dawson M. R., Beard K. C., 2012: The early Eocene rodent Tuscahomys (Cylindrodontidae) from the Great Divide Basin, Wyoming: phylogeny, biogeography, and paleoecology. 19 pp. (in English). Annals of Carnegie Museum 80(3): 187-205.

 Ansorge J., 1996: Eatonisca tertiaria Meunier, 1905 (Diptera, Psychodidae) aus dem Sächsischen Bernstein. [Eatonisca tertiaria Meunier, 1905 (Diptera, Psychodidae) from the Saxonian amber.] 5 pp. Studia Dipterologica 3(2): 195-199.

 Ansorge J., Krzeminski W., 1994: Oligophrynidae, a Lower Jurassic dipteran family (Diptera, Brachycera). 5 pp. [M14] 

 Antropov A. V., Pulawski W. J., 1996: Pison antiquum, a new species from Dominican amber (Hymenoptera: Sphecidae). 6 pp. 

 Aplin K. P., Pasveer J. M., Boles W. E., 1999: Late Quaternary vertebrates from the Bird’s Head peninsula, Irian Jaya, Indonesia, including descriptions of two previously unknown marsupial species. 37 pp. Records of the Western Australian Museum 57: 351-387.

 Arduini P., Pinna G., 1989: I Tilacocefali: una nuova clase di crostacei fossili. 33 pp. 

 Ashworth A. C., 1972: A Late-glacial insect fauna from Red Moss, Lancashire, England. 14 pp. 

 Atri d’ A., 1995: Biostratigrafia della Formazione di Visone (Miocene inferiore, Bacino terziario ligure-piemontese). 31 pp. (in Italian). Bolletino del Museo regionale di Scienze Naturali – Torino 13(2): 345-375.

 Auffenberg W., 1988: A new species of Geochelone (Testudinata: Testudinidae) from the Pleistocene of Florida (U.S.A.). 14 pp. [REP 110] Acta zoologica cracoviensia 31/23: 591-604.

 Avanzini M., Neri C., 1998: Impronte di tetrapodi da sedimenti anisici della Valle di Non. (Trentino occidentale – Italia): nota preliminare. 15 pp. Annali del Museo Civico di Storia Naturale di Ferrara 1: 5-19.