. Comparative embryology of the vertebrates; with 2057 drawings and photos. grouped as 380 illus. Vertebrates -- Embryology; Comparative embryology. POLAR BODY MARKS ANIMAL POLE Q PRONUCLEUS —COPULATION PATH OF EGG PRONUCLEUS ENTRANCE PATH or SPERM PRONUCLEUS COPULATION PATH OF SPERM PRONUCLEUS CLE AVA GE PATH OF SPINDLE AND PRONUCLEI ME Dl AN AXIS OF EGG c. A M PHI ox us POLAR BODY Q PRONUCLEUS COPULATION PATH OF EGG PRONUC LEUS MEDIAN AXIS OF EGG OLAR VIEW OF SPINDLE CL E AVAGE PAT H OF SPINDLE AND PRONUCLEI COPULATION PATH OF SPERM PRONUCLEUS ENTRANCE PATH OF SPERM PRONUCLEUS POLAR BODY 5 P


. Comparative embryology of the vertebrates; with 2057 drawings and photos. grouped as 380 illus. Vertebrates -- Embryology; Comparative embryology. POLAR BODY MARKS ANIMAL POLE Q PRONUCLEUS —COPULATION PATH OF EGG PRONUCLEUS ENTRANCE PATH or SPERM PRONUCLEUS COPULATION PATH OF SPERM PRONUCLEUS CLE AVA GE PATH OF SPINDLE AND PRONUCLEI ME Dl AN AXIS OF EGG c. A M PHI ox us POLAR BODY Q PRONUCLEUS COPULATION PATH OF EGG PRONUC LEUS MEDIAN AXIS OF EGG OLAR VIEW OF SPINDLE CL E AVAGE PAT H OF SPINDLE AND PRONUCLEI COPULATION PATH OF SPERM PRONUCLEUS ENTRANCE PATH OF SPERM PRONUCLEUS POLAR BODY 5 PRONUCLEUS COPU LATION PATH OF EGG PRONUCLEUS COPULATION PATH OF SPERM PRONUCLEUS -CLEAVAGE PATH OF SPINDLE AND P RO N U C L E I POLAR VIEW OF SPINDLE ENTRAN CE PATH OF SPERM PRONUCLEUS Fig 139 Penetration path of the sperm, copulation paths of the pronuclei the cleavage path of the pronuclei, and first cleavage spindle. (A) Conditions such as fo""d .n the urodele, Triton. (B) Conditions such as found in the protochordate, Styela. (C) Con- ditions such as found in the protochordate, Amphioxus. 289. 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 Nelsen, Olin E. (Olin Everett), b. 1898. New York, Blakiston


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Keywords: ., bookcentury1900, bookcollectionameri, bookcollectionbiodiversity