Browsing by Subject "Morphometrics"

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Differences in the Morphology and Reproduction of Boltenia villosa Across a Latitudinal Gradient

Sanchez-Reddick, Carmen Theresa (University of Oregon, 2022-05)

While the larval and early juvenile stages of the stalked ascidian Boltenia villosa are well documented in the literature, little is known about the range of morphological variation in the adults. Anecdotal evidence suggests ...
Using 2D Dental Geometric Morphometrics to Identify Modern Chaetodipus and Perognathus Specimens (Rodentia, Heteromyidae)

Wyatt, Megan Renee (University of Oregon, 2020)

The Heteromyidae (pocket mice and kangaroo rats) are a group of extant small rodents abundant in North American Cenozoic fossil assemblages. Two genera of heteromyids, Chaetodipus and Perognathus, share similar tooth ...