FIGURE 2 in The Genus Philobrya J.G. Cooper, 1867 (Bivalvia: Philobryidae) In Patagonia And Adjacent Antarctic Waters

FIGURE 2. Orientation, measurements, and morphological and anatomical characters of Philobrya species. A: inner view left valve, B: antero-dorsal view, C: detail of the hinge plate, D: prodissoconch, E, F: periostracal projections, G‒I: gross anatomy of specimens in which the right valve was removed (G: P. quadrata, H: P. magellanica, I: P. limoides). Abbreviations: ada, antero-dorsal area; antG1b, anterior series of G1b teeth; ca, central area; G1ba, angle between anterior and posterior series of G1b teeth; H, shell height; L, shell length; Lp, prodissoconch length; p, prodissoconch; pam, posterior adductor muscle; pams, posterior adductor muscle scar; pda, postero-dorsal area; pe periostracum; postG1b, posterior series of G1b teeth; re, resilifer; ri, rim; s, setae; ua, umbonal angle; W, shell width.