. Anatomy of the king crab (Limulus polyphemus, Latr.). Crabs. Cell-egg (Pkd. pi. iii. fig. 4), Portion of surface of impregnated egg (Pkd. pi. iii. fig. 7). Section of egg-walls (Pkd. pi. iii. fig. 9).. 7«it Embryo with limb-bnds (Pkd. pi. iv, fig. 1). of larger and denser granules, constituting the nucleus (cut, fig. 1, b), within which is • Lockwood, Inc. cit. p. 263. t Id- ib. t Id. ib. § Id. he. cit. p. 269. II In quoting this observation, I am duly impressed by the " caution for the interpreters of the ' Protichnites,' seeing that the same species, at different ages, may make widely
. Anatomy of the king crab (Limulus polyphemus, Latr.). Crabs. Cell-egg (Pkd. pi. iii. fig. 4), Portion of surface of impregnated egg (Pkd. pi. iii. fig. 7). Section of egg-walls (Pkd. pi. iii. fig. 9).. 7«it Embryo with limb-bnds (Pkd. pi. iv, fig. 1). of larger and denser granules, constituting the nucleus (cut, fig. 1, b), within which is • Lockwood, Inc. cit. p. 263. t Id- ib. t Id. ib. § Id. he. cit. p. 269. II In quoting this observation, I am duly impressed by the " caution for the interpreters of the ' Protichnites,' seeing that the same species, at different ages, may make widely different ;—Tb. p. 273. *1I Id. ib. p. 272. This result recalls the arrest of development of Tadpoles kept in the dark. ** " The development of Limulus polypTiemus" in Memoirs of the Boston Society of Natural History, vol. ii. 1872. (This excellent memoir was read November 16th, 1870.). 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 Owen, Richard, 1804-1892. London, Printed by Taylor and Francis
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