osteoderm

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osteoderm

(ˈɒstɪəʊˌdɜːm)

(Zoology) the bony deposits found on the skin of many reptiles and a few mammals

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osteodermal

References in periodicals archive ?

In this case, we're very lucky in that it's not just the bones; we have all of the armour, the osteoderm is preserved, we also have all the skin preserved and it is in three dimensions.

Well-preserved dinosaur unveiled in Canada

A paramedian dorsal osteoderm of an aetosaurine (NSM012GF032.

Stratigraphic and temporal context and faunal diversity of Permian-Jurassic continental Tetrapod assemblages from the Fundy rift basin, eastern Canada

Then we assigned each isolated osteoderm to one of the six regions using as criteria its symmetry, dimensions, texture, and thickness (Gillette and Ray, 1981; Castro-Azuara, 1997).

Two new glyptodont records (Mammalia: Cingulata) from the late Pleistocene of Tamaulipas and Tlaxcala, Mexico: implications for the taxonomy of the genus Glyptotherium

On display is an osteoderm, or bony skin growth, of a Titanosaur, part of a sauroped group that reached the largest sizes and lived between 65,000,000 and 71,000,000 years ago.

Going toe to toe with the big boys

Osteoderms: CFM-960, 972, 1774, 1912, 1913, 1916 and 1923 among others, display particular characteristics found in Gavialosuchus like: absence of the spine or dorsal ridge and the presence of holes distributed more or less in a radial way in the osteoderms with an oval pattern and random way in a rectangular osteoderm (figs.

The first record of Gavialosuchus Americanus Sellards (1915) (eusuchia: crocodylidae, Tomistominae) for the late Tertiary of Costa Rica and Central America

Strahm and Schwartz (1977) primarily used a new character, the development of the osteoderm canal system, to characterize the two nominal genera.

A new species of Celestus from west-central Panama, with consideration of the status of the genera of the Anguidae: Diploglossinae (Squamata)

The only identified marine turtle bone came from XU8B--an osteoderm (upper carapace or plastron) fragment weighing 21.

Berberass: marine resource specialisation and environmental change in Torres Strait during the past 4000 years

The dorsal surface is fully covered by circular pits, with the exception of the anterior margin, which is smooth to allow for the overlapping articulation with the anterior osteoderm.

New material from a huge specimen of Anteophthalmosuchus cf. escuchae (Goniopholididae) from the Albian of Andorra (Teruel, Spain): Phylogenetic implications

Osteoderm morphology in recent and fossil Euphractinae Xenarthrans.

Nuevos registros de armadillos (Xenarthra: Dasypodidae) del Holoceno tardio en la region pampeana, Argentina

A histological section of a Holmesina osteoderm shows a superficial layer, integrated by mineralized fibers, and a deep arca of compact bone perforated by vascular channels.

Histology and ultrastructure of the fossil osteoderms of Glyptodon clavipes and Holmesina sp. (xenarthra: Cingulata)/ Histologia y ultraestructura de los osteodermos Fosiles de Glyptodon clavipes y Holmesina sp. (xenarthra: Cingulata)/ Histologia e ultraestrutura dos osteodermos fosseis de Gglyptodon clavipes e Holmesina sp. (xenarthra: Cingulata)

The anterior ventral element associated with TMM 40146-6 bears a single row of large pits immediately posterior to a broad, flat region that would have passed dorsal to the osteoderm immediately in front of it.

Fossil crocodylians from the Eocene Devil's Graveyard and Canoe Formations, Brewster County, Texas

2009): The titanosaur (Dinosauria: Sauropoda) osteoderm record: review and first definitive specimen from India.