. 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 . y#r^^c«. PLATE F. Fig. ]. Chijdorus globosus. Fig. 2. do., first foot. Fig. 3. do., eud of post-abdomen. Fig. 4. Chydorns spliicricus^ mdXc. Fig. 5. Chydonis nitidus, post-abdomen of female. Fig. 6. Chydorus nitidus, head. Fig. 7. Chydorus spluericus^ ephippial female. Fig. 8. do., female. Fig. 9. Chydorus globosus, post-abdomen of male. Fig. JO. Chydorus sphxrricus^ from a
. 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 . y#r^^c«. PLATE F. Fig. ]. Chijdorus globosus. Fig. 2. do., first foot. Fig. 3. do., eud of post-abdomen. Fig. 4. Chydorns spliicricus^ mdXc. Fig. 5. Chydonis nitidus, post-abdomen of female. Fig. 6. Chydorus nitidus, head. Fig. 7. Chydorus spluericus^ ephippial female. Fig. 8. do., female. Fig. 9. Chydorus globosus, post-abdomen of male. Fig. JO. Chydorus sphxrricus^ from above. Fig. 11. Chydorus oralis. Fig. 12. Chydorus ccdatus. Fig. 13. Crepidocercus setiger. Fig. 14. Alona offinis. Fig. 15. Pleuroxus unidens; 15a. antenna. MINNESOTA CRUSTACEA. 1^ tfi Annual/it^porf PLATE F. Geo I & 2^at Hist Siir PLATE G. Fig. 1. Alonopsis latissima^ male. Fig. 2. Alona glacialis ? female. Fig. :^. do., male. Fig. 4. Alona tuhercnlata. Fig. 5. do., post-abdomen. Fig. 6. do., labrum. Fig. 7. do , antenna, setose branch. Fig. 8. Alona glacialis, antenna. Fig. 9. Alonopsis latissinia, feot. , 11. Alonella excisa, details of shell sculpture. Fig. 12. PleuroxHS denticiUatiis, female; 10a. outline of ephippiura. Fig. 13. do., common variety. Fiar. 14. Alona tuberculata. var. MINNESOTA CRUSTACEA. J~ t^ AnnitalRpport ^ PLATE G. Ceol. & tTat Hist Sur Minn.
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