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11

The pollex was a Roman length measurement, approximately equivalent to an inch. The pollex was also known as the uncia, which is where the word "inch" comes from. There were 12 unciae in a pes ...


8

"Caud." refers to the tail (lat: cauda) and, judging from the description, "poll." seems to be another word for inch. So the translation should be something like: Body length: 8 inches, tail length: 9 inches.


7

I've discovered that searching for Darwin on the Encyclopedia of Life (EOL) appears to prioritise in its search results those species named by Darwin rather than for him. The first page of results includes many barnacle species (as noted by 3cat). The first five species are: Amphibalanus amphitrite (Striped Barnacle) Megabalanus coccopoma (Titan Acorn ...


9

I don't know if these are his earliest descriptions but Darwin did describe several species of Planaria, such as Planaria vaginuloides, P. oceania, plus a new genus, Diplanaria in 1844. Darwin, C. R. 1844. Brief descriptions of several terrestrial planariƦ, and of some remarkable marine species, with an account of their habits. Annals and Magazine of ...


1

Here (mic.sgmjournals.org/content/127/1/121.full.pdf) is a link to a paper in which P. shermanii is grown in flask culture. Although the conditions are clearly designed to achieve low oxygen concentrations in the culture (the flask is almost full and is only shaken occasionally), they also indicate that oxygen is not toxic for this organism. Also, this is ...



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