Note 29 — ADAM SEDGWICK, M.A., (continued 4)
Reading edition
These outgrowths are at first solid in both Pristiurus, Scyllium and Torpedo, but in Torpedo attain a considerable length before a lumen appears in them.
Reading edition
These outgrowths are at first solid in both Pristiurus, Scyllium and Torpedo, but in Torpedo attain a considerable length before a lumen appears in them.