Drawing, 'Hog' by [Martin Barry] Plate 6, figure 46 (labelled here as figure 49) showing a thicker form of the tunica granulosa of the hog [Sus scrofa; wild boar] with looser granules as a result of incipient liquefaction. Figure pasted onto backing sheet. Inscribed with figure details. Red ink inscription next to figure reading '128' struck out in black ink. An ink inscription in the top left corner of backing sheet reads '10'. Not signed. The manuscript for this paper is wanting. Subject: Biology / Zoology Published in Philosophical Transactions as part of paper titled 'Researches in embryology. First series' by Martin Barry Received by the Royal Society on 20 June 1838. Read 21 June 1838. [1838]