It takes the average reader 1 hour and 22 minutes to read Revision of Sternaspis Otto, 1821 (Polychaeta, Sternaspidae) by Kelly Sendall
Assuming a reading speed of 250 words per minute. Learn more
The peanut-shaped sternaspid polychaetes have been known since 1760 when Plancus named them as Mentula cucurbitacea marina. Sternaspids are common and abundant in soft bottoms. Some authors suggested that only one species should be recognized, whereas others regard a few species very widely distributed and variable depths. Delineating species was problematic; the ventro-caudal shield was disregarded or barely used for identifying species. In this contribution the ventral shield is evaluated and its diagnostic potential is confirmed. The revision of Sternaspis is based upon type or topotype...
Revision of Sternaspis Otto, 1821 (Polychaeta, Sternaspidae) by Kelly Sendall is 82 pages long, and a total of 20,664 words.
This makes it 28% the length of the average book. It also has 25% more words than the average book.
The average oral reading speed is 183 words per minute. This means it takes 1 hour and 52 minutes to read Revision of Sternaspis Otto, 1821 (Polychaeta, Sternaspidae) aloud.
Revision of Sternaspis Otto, 1821 (Polychaeta, Sternaspidae) is suitable for students ages 10 and up.
Note that there may be other factors that effect this rating besides length that are not factored in on this page. This may include things like complex language or sensitive topics not suitable for students of certain ages.
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