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Orthacanthus is an extinct genus of fresh-water xenacanthiform cartilaginous fish, named by Louis Agassiz in 1843, [3] [4] ranging from the Upper Carboniferous [3] into the Lower Permian. [1]
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Burrow et al. 2016 provides vindication by finding chondrichthyans to be nested among Acanthodii, most closely related to Doliodus and Tamiobatis. [2] A 2017 study of Doliodus morphology points out that it appears to display a mosaic of shark and acanthodian features, making it a transitional fossil and further reinforcing this idea. [5]
Doliolidae is a family of tunicates in the order Doliolida.Members of the family are pelagic and often found far away from coastlines. [1]Members of the family are transparent, gelatinous, barrel-shaped or cylindrical marine organisms.
Adventist Health Studies (AHS) is a series of long-term medical research projects of Loma Linda University with the intent to measure the link between lifestyle, diet, disease and mortality of Seventh-day Adventists.
The USDA's first nutrition guidelines were published in 1894 by Dr. Wilbur Olin Atwater as a farmers' bulletin. [1] [2] In Atwater's 1904 publication titled Principles of Nutrition and Nutritive Value of Food, he advocated variety, proportionality and moderation; measuring calories; and an efficient, affordable diet that focused on nutrient-rich foods and less fat, sugar and starch.
Didolodus is an extinct genus of mammals from Middle Eocene Argentina.It is an ungulate mammal of uncertain affinities, possibly related to Litopterna, though this is uncertain due to the lack of reliable post-cranial remains, and for now remains Meridiungulata incertae sedis. [1]
Ethel Johnson, former residential school student of the Shubenacadie school in Nova Scotia, illustrates her younger sister's struggles eating the unpalatable food served at the school: And she couldn't eat it, and she started crying. And then she tried to make her eat it; and she couldn't. And then she threw up, and then she put her face in there.