Matskási István (szerk.): A Magyar Természettudományi Múzeum évkönyve 96. (Budapest 2004)

Csorba, G., Buzás, B. ; Farkas, B.: A previously undescribed skull of Steller's sea cow, Hydrodamalis gigas (Mammalia: Sirenia: Dugongidae) in the Hungarian Natural History Museum

Hydrodamalis gigas, adult, HNHM 65.11.1. (formerly ZIN 6851), Komandorskije ostrova; o. ov. Beringa; 1884. Collected by N. A. GREBNITSKIJ. Cranium (Figs 1-3). Dentiform process missing; right jugal broken, its anterior part missing; vomer broken; palatine and middle part of maxilla missing; tympanic and periotic bones completely missing. Condylobasal length 71; zygomatic breadth 34; breadth accross occipital condyles 21.4; width of mesorostral fossa 9. Hydrodamalis gigas, adult, HNHM 2004.9.1. (formerly ZIN 685 1), Komandorskije ostrova; o. ov. Beringa; 1884. Collected by N. A. GREBNITSKIJ. Mandible (Figs 4-5). Left condyle and left posterior extremity of mandible missing. Total length 42; length from anterior tip to front of ascending ramus 28.5; height of coronoid process 29.6; height at condyle 24.3. Acknowledgements - We are indebted to ALEXEY TlKHONOV for information on the ZIN 6851 Steiler'

s sea cow specimen. REFERENCES ANDERSON, P. K. (1995): Competition, prédation, and the evolution and extinction of Steller's sea cow, Hydrodamalis gigas. - Marine Mammal Science 11(3): 391-394. DOMNING, D. P. (1978): Sirenian evolution in the North Pacific Ocean. - University of California Publications in Geological Sciences 118: 1-176. FEILER, A. (1999): Ausgestorbene Saugetiere, Typusexemplare und bemerkenswerte Lokalserien von Saugetieren aus der Sammlung des Staatlichen Museums für Tierkunde Dresden (Mammalia). - Zoologische Abhandlungen (Dresden) 50: 401-414. FORSTEN, A. & YOUNGMAN, P. M. (1982): Hydrodamalis gigas. Mammalian Species No. 165. American Society of Mammalogists, Northampton, Massachusets, 3 pp. FÜLEP, F. (1957): Ki az oka a Nemzeti Múzeum égésének? [Who caused the fire in the National Museum?] - Magyarország 1(18): 1. KORSÓS, Z. & HORVÁTH, CS. (1996): A Magyar Természettudományi Múzeum rövid története. (A brief history of the Hungarian Natural History Museum.) - Magyar Múzeumok 2(4): 5-9. MIHÁLYI, F. (1996): Mi égett el a Nemzeti Múzeumban? (What was burnt in the National Museum?) - Magyar Múzeumok 2(4): 28-29. PlLLERI, G. (1988): Recent Sirenia in Swiss collections with special reference to osteology and comparative neurology. - Brain Anatomy Institute, Ostermundigen, 61 pp + xxix pis. STEFEN, C. (2003): Hydrodamalis gigas (Mammalia, Sirenia, Dugongidae) material in the Museum für Tierkunde Dresden. - Zoologische Abhandlungen (Dresden) 53: 205-214.