. A final report on the Crustacea of Minnesota, included in the orders Cladocera and Copepoda, together with a synopsis of the described species in North America, and keys to the known species of the more important genera . PLATE T. Fig. 15. Canthocanqjfus minnesotensis, first foot. stylets. Ik antenna of female,fifth foot of female. male,antenna of male. Daphnia galeaia^ young. male. Camptocercus leucocephalus, male,AloneUa excsa, insignis, first foot, outer ramus. fifth foot, f
. A final report on the Crustacea of Minnesota, included in the orders Cladocera and Copepoda, together with a synopsis of the described species in North America, and keys to the known species of the more important genera . PLATE T. Fig. 15. Canthocanqjfus minnesotensis, first foot. stylets. Ik antenna of female,fifth foot of female. male,antenna of male. Daphnia galeaia^ young. male. Camptocercus leucocephalus, male,AloneUa excsa, insignis, first foot, outer ramus. fifth foot, fourth foot. parasitic in arterial sinus of Daphnia schcefferL I. JToTE. On pages 43 and 44, for Plate T. read Plate J. MINNESOTA CRUSTACEA. 1^ th Annual Report PLATE T. Gcol & yiU Hist Sun .\ PLATE U. Fig. 1. Fig. 2. Fig. 3. Fig. 4. Fig. 5. Fig. 6. Fig. 7. Fig. 8. Fig. 9. Fig, 10. Fig. 11. Daphnia kalbergensis, of moderate size. antennule of malo. head of thomasi^ fourth foot. outer ramus of first foot. Daphnia galeata, typical form,Cyclops thomasi^ fifth foot. (insectus?), fourth longimanus, female. A curious large protozoan; a. infundibulum frame workb. pulsating vacuole; c. nucleus; d. food and digested mat-ter; e. protective rods; 11a. spicules of the infundibulum. MINNESOTA CRUSTACEA. ^- i^ Annual Report PLATE T^ Geol & yat Hist Sun Minn.
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