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Sirenian and Other Species [PDF]

open access: yes, 2008
Thomas A. Jefferson   +2 more
exaly   +3 more sources
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Evaluation of Cetacean and Sirenian Cytologic Samples

Veterinary Clinics of North America - Exotic Animal Practice, 2007
Cytology is a fundamental part of marine mammal veterinary medicine that is involved in preventive medicine programs in captive animals and in the health assessment of wild populations. Marine mammals often exhibit few clinical signs of disease; thus, the cost-effective and widely accessible nature of cytologic sampling renders it one of the most ...
Juli D Goldstein, Gregory D Bossart
exaly   +3 more sources

Sirenian (manatees and dugongs) reproductive endocrinology

General and Comparative Endocrinology
Reproductive hormones are essential to mating systems, behavior, fertility, gestation, parturition, and lactation in mammals and understanding the role of hormones in these processes is essential for species conservation. Sirenia is a unique order of marine mammals that include manatees, dugongs, and the extinct Steller's sea cow.
Jonathan R Cowart   +2 more
exaly   +3 more sources

The earliest known fully quadrupedal sirenian

Nature, 2001
Modern seacows (manatees and dugongs; Mammalia, Sirenia) are completely aquatic, with flipperlike forelimbs and no hindlimbs. Here I describe Eocene fossils from Jamaica that represent nearly the entire skeleton of a new genus and species of sirenian--the most primitive for which extensive postcranial remains are known. This animal was fully capable of
exaly   +3 more sources

A new middle Eocene sirenian (Mammalia, Protosirenidae) from India [PDF]

open access: yesNeues Jahrbuch Fur Geologie Und Palaontologie - Abhandlungen, 2009
Ashokia antiqua is a new genus and species of protosirenid sirenian based on a subadult skull from the early middle Eocene (Lutetian) Harudi Formation of Kutch district, Gujarat State, western India.
Sunil Bajpai, Daryl P Domning
exaly   +2 more sources

A new dugongine sirenian from the early Miocene of India [PDF]

open access: yesJournal of Vertebrate Paleontology, 1997
We redescribe the holotype skull of "Metaxytherium" kachchhense Bajpai, Singh, and Singh, 1987, and erect for it the new genus Bharatisiren. This skull is the best-preserved specimen of a fossil sirenian so far reported from the Indian Ocean region, and ...
Sunil Bajpai, Daryl P Domning
exaly   +2 more sources

Utility and Design of Aerial Surveys for Sirenians [PDF]

open access: yes, 2012
[Extract] Aerial surveys have been used as a tool to assess aspects of sirenian biology for three decades. Although aerial surveys can be a useful method of assessing sirenian population distribution and abundance, they can be logistically difficult and expensive and may not always be the appropriate method.
Reynolds, John E.   +3 more
openaire   +2 more sources

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