. The embryology and metamorphosis of the Macroura . «Uiit*»4 !**-* 4b4 MEMOIRS OF THE NATIONAL ACADEMY OF SCIENCES. Plate XL Fig. 25. Embryo nearly ready to hatch, released from the egg membranes. x70. Some food yolk is still unabsorbed; swimming hairs very rudimentary; compare Fig. 26. Eight first antenna of older larva, x 27. Profile view of hinder end of abdomen of same larva. 28. Second maxilla of same larva, x 29. Mandible of same larva, x 30. First maxilla of same larva. 31. Portion of third maxilliped of same larva, x 32. Te
. The embryology and metamorphosis of the Macroura . «Uiit*»4 !**-* 4b4 MEMOIRS OF THE NATIONAL ACADEMY OF SCIENCES. Plate XL Fig. 25. Embryo nearly ready to hatch, released from the egg membranes. x70. Some food yolk is still unabsorbed; swimming hairs very rudimentary; compare Fig. 26. Eight first antenna of older larva, x 27. Profile view of hinder end of abdomen of same larva. 28. Second maxilla of same larva, x 29. Mandible of same larva, x 30. First maxilla of same larva. 31. Portion of third maxilliped of same larva, x 32. Terminal segment of second pereiopod of same larva, x 33. First pereiopod of same larva. 34. Portions of third, iourth, and rudimentary fifth pereiopods of same larva, x 70. REFERENCE LETTERS. A. I, first auteiina. A. II, second .antenna. Md., mandible. ilxpd. I, III, lirst anil third maxillipeds. R., rostrum. Til,., Th. 1, first maxilliped. Th. 3-Th. 5, third to fifth maxiUipeds. 1, first maxilliped. ty§.t5. H. ,cleZ-. FiiM. STENOPUS HISPIDUS. S4:t«aWiaKsaUMpa|lu4re NnrTtN 486 MEM<JIB8 OF THE NATIONAL ACADEMY OP SCIENCES. Plate XII. Fig. 35. Older larva, taken in the tow-net outside of Nassau Harbor May 7, 1887. L=9. eye-stalk=2°â¢. L. between eyes= x 15. The long flagella of the conventionally represented to bring them into the plate. They trail above andbehind the animal as it swims through the water. rUtte w.
Size: 1436px × 1740px
Photo credit: © Reading Room 2020 / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookauthor, bookcentury1800, bookdecade1890, booksubjectcrustacea
