. Elements of zoology, to accompany the field and laboratory study of animals. Zoology. Fig. 123. — Median longitudinal section through the European crayfish show- ing parts of body appendages and internal organs, aa, artery to antenna; ab, abdomen ; an, anus ; hd, bile duct; 6/4, great claw ; bm, ventral nerve ; cs, stomach ; cth, cephalothorax ; em, muscles of back ; fm, muscles of ven- tral side ; g, brain ; h, heart; hd, large intestine ; Ir, liver ; md, small intes- tine ; 0, opening in heart ; oa, artery to eye ; oaa, dorsal artery to abdomen ; oe, gullet; pi, 1-5, swimmerets ; pl^, tail
. Elements of zoology, to accompany the field and laboratory study of animals. Zoology. Fig. 123. — Median longitudinal section through the European crayfish show- ing parts of body appendages and internal organs, aa, artery to antenna; ab, abdomen ; an, anus ; hd, bile duct; 6/4, great claw ; bm, ventral nerve ; cs, stomach ; cth, cephalothorax ; em, muscles of back ; fm, muscles of ven- tral side ; g, brain ; h, heart; hd, large intestine ; Ir, liver ; md, small intes- tine ; 0, opening in heart ; oa, artery to eye ; oaa, dorsal artery to abdomen ; oe, gullet; pi, 1-5, swimmerets ; pl^, tail ; jys, hinder part of stomach ; sa, arterj^ along sternum ; t, testis (also tail) ; uaa, artery to abdomen ; vd, duct from testis ; vdo, outer opening of duct. 121. 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 Davenport, Charles Benedict, 1866-1944; Davenport, Gertrude Anna Crotty, 1866- joint author. New York, Macmillan
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectzoology, bookyear1911
