. The Biological bulletin. Biology; Zoology; Biology; Marine Biology. ADAPTATIONS IN MALLEUS AND ISOGNOMON 379 EXPLANATION OF LETTERING A anus MI ABR anterior byssal retractor ML AD adductor N AE anterior extension of shell OBG AF accessory foot OCL AOL anterior outer ligament layer OF AOM epithelium secreting anterior outer P ligament PAR AU auricle PER BG byssal groove PC BN byssal notch PE By byssus PMC CT ctenidium POL E exhalant current POM F foot FL fusion layer PR I inhalant current R ICL inner calcareous layer RI IF inner fold of mantle margin IL inner ligament layer U LP labial palp V
. The Biological bulletin. Biology; Zoology; Biology; Marine Biology. ADAPTATIONS IN MALLEUS AND ISOGNOMON 379 EXPLANATION OF LETTERING A anus MI ABR anterior byssal retractor ML AD adductor N AE anterior extension of shell OBG AF accessory foot OCL AOL anterior outer ligament layer OF AOM epithelium secreting anterior outer P ligament PAR AU auricle PER BG byssal groove PC BN byssal notch PE By byssus PMC CT ctenidium POL E exhalant current POM F foot FL fusion layer PR I inhalant current R ICL inner calcareous layer RI IF inner fold of mantle margin IL inner ligament layer U LP labial palp V MF middle fold of mantle margin mantle isthmus multivincular ligament limit of nacreous region opening of byssal gland outer calcareous layer outer fold of mantle margin periostracum pallial retractor posterior byssal retractor pericardium posterior extension of shell promyal chamber posterior outer ligament epithelium secreting posterior outer ligament prismatic layer rectum ridge associated with pallial retractor umbo ventricle Rl 5cm. PBR POL-. N PAR IL AOL. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Marine Biological Laboratory (Woods Hole, Mass. ); Marine Biological Laboratory (Woods Hole, Mass. ). Annual report 1907/08-1952; Lillie, Frank Rattray, 1870-1947; Moore, Carl Richard, 1892-; Redfield, Alfred Clarence, 1890-1983. Woods Hole, Mass. : Marine Biological Laboratory
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Keywords: ., bookauthorlilliefrankrat, booksubjectbiology, booksubjectzoology
