Plate 2 — Views of specimen no. 1: f, on painted squares, 2 cm. sq. (after four days); g, do., 1 cm. sq. (after seven days); h, do., 1 cm. sq. (after four days)…
Source: MBLWHOI Library / Internet Archive
https://pdimagearchive.org/images/2b7d8cb7-1a77-4110-b5e0-8851690c5a9d
