or select from list (show only references with data):
| ascanius1767 | ASCANIUS, P. (1767) Icones rerum naturalium, ou figures enluminées d'histoire naturelle du Nord Copenhagen, 1767 |
| arnold1964 | ARNOLD, H. (1964) Die Fossilführung des Bottroper Mergels in der Ziegelei Ridderbusch westlich Dorsten. Fortschritte in der Geologie von Rheinland und Westfalen, 7: 199 |
| arnold1964a | ARNOLD, H. (1964) Fossilliste für die Münsterländer Oberkreide. Fortschritte in der Geologie von Rheinland und Westfalen, 7: 309 |
| arnold1964b | ARNOLD, H. (1964) Die Halterner Sande und ihre Fauna. Fortschritte in der Geologie von Rheinland und Westfalen, 7: 85 |
| arnold1972 | ARNOLD, P.W. (1972) Predation on the harbor porpoise, Phocoena phocoena by a white shark, Carcharodon carcharias. Journal of the Fisheries Research Board of Canada, 29 (8): 1213 |
| arnold2005 | ARNOLD, J.E. (2005) Hematology of the sandbar shark, Carcharhinus plumbeus: standardization of complete blood count techniques for elasmobranchs. Veterinary Clinical Pathology, 34 (2): 115 |
| arnold2012 | ARNOLD, J.E. (2012) Carcharhinus plumbeus: standardization of complete blood count techniques for elasmobranchs (vol 34, pg 115, 2005). Errata. Veterinary Clinical Pathology, 41 (4): 608 |
| aronson1967 | ARONSON, L.R. & ARONSON, F.R. & CLARK, E. (1967) Instrumental Conditioning and Light-Dark Discrimination in Young Nurse Sharks. Bulletin of Marine Science, 17 (2): 249 |
| aronson2001 | ARONSON, R.B. (2001) Durophagy in marine organisms. In: D. E. G., Briggs, and P. R. Crowther (eds.), Palaeobiology II. Blackwell Science, Oxford: 393 |
| arratia1996 | ARRATIA, G. & CIONE, A.L. (1996) The record of fossil fishes of southern South America. Münchner Geowissenschaftliche Abhandlungen, (A), 30: 9 |
| arratia2002 | ARRATIA, G. & KRIWET, J. & HEINRICH, W.-D. (2002) Selachians and actinopterygians from the Upper Jurassic of Tendaguru, Tanzania. Mitteilungen aus dem Museum für Naturkunde in Berlin, Geowissenschaftliche Reihe, 5: 207 |
| arreguinsanchez2011 | ARREGUÍN-SÁNCHEZ, F. (2011) Ecosystem dynamics under |
| arrighetti2005 | ARRIGHETTI, F. & LIVORE, J.P. & PENCHASZADEH, P.E. (2005) Siphon nipping of the bivalve Amiantis purpurata by the electric ray Discopyge tschudii in Mar del Plata, Argentina. Journal of the Marine Biological Association of the United Kingdom, 85 (5): 1151 |
| arthington2016 | ARTHINGTON, A.H. & DULVY, N.K. & GLADSTONE, W. & WINFIELD, I.J. (2016) Fish conservation in freshwater and marine realms: status, threats and management. Aquatic Conservation: Marine and Freshwater Ecosystems, 26: 838 |
| arthofer1993 | ARTHOFER, P. (1993) Mineralogische und paläontologische Besonderheiten der Phosphoritlagerstätte Prambachkirchen, OÖ. Oberösterreichische GEO-Nachrichten, 8: 13-21 |
| gajic2014d | GAJI |
| arthofer2004 | ARTHOFER, P. (2004) Selachierzähne mit pathologischen Veränderungen aus dem Eferdinger Becken, Oberösterreich. Oberösterreichische GEO-Nachrichten, 19: 11-14 |
| arthur1985 | ARTHUR, J.R. & LOM, J. (1985) Sphaerospora araii n. sp. (Myxosporea: Sphaerosporidae) from the kidney of a longnose skate (Raja rhina Jordan and Gilbert) from the Pacific Ocean off Canada. Canadian Journal of Zoology, 63 (12): 2902 |
| arthur2002 | ARTHUR, J.R. & AHMED, A.T.A. (2002) Checklist of the Parasites of Fishes of Bangladesh. FAO Fisheries Technical Paper, 369/1: 77 pp |
| arumugam2003 | ARUMUGAM, G. & BALASUBRAMANIAN, T.S. (2003) Whale shark, Rhincodon typus (Smith) landed at Tuticorin, Gulf of Mannar. Marine Fisheries Information Service, Technical and Extension Series, 175: 14 |