BRANCH= ARTHROPODA, Class: Crustacea, SUBCLASS: ENTOMOSTRACA, Order: COPEPODA, Suborder: Eucopepoda, Group: GNATHOSTOMA, FAMlLY:CENTROPAGIDAE, Genus Diaptomu

Stromsten, Frank A.

English

University of Northern Iowa

Proceedings of the Iowa Academy of ScienceVolume 27 | Annual Issue Article 541920Copepoda of the Okoboji RegionFrank A. StromstenState University of IowaCopyright © Copyright 1920 by the Iowa Academy of Science, Inc.Follow this and additional works at: https://scholarworks.uni.edu/piasThis Research is brought to you for free and open access by the Iowa Academy of Science at UNI ScholarWorks. It has been accepted for inclusion inProceedings of the Iowa Academy of Science by an authorized editor of UNI ScholarWorks. For more information, please contactscholarworks@uni.edu.Recommended CitationStromsten, Frank A. (1920) "Copepoda of the Okoboji Region," Proceedings of the Iowa Academy of Science, 27(1), 269-270.Available at: https://scholarworks.uni.edu/pias/vol27/iss1/54COPEPODA OF THE OKOBOJI REGION FRANK A. STROMSTEN BRANCH= ARTHROPODA Class : Crustacea SUBCLASS: ENTOMOSTRACA Order: COPEPODA Suborder: Eucopepoda Group: GJ\"ATHOSTOl\lA FAltflLY :CENTROPAGIDAE Genus Diaptomus Diaptomus oregonensis Lilljeborg 1889. Okoboji. Kettle holes and Gar lakes. Abundant in June and July. Diaptomus pallidus Herrick 1879. Abundant in Middle Gar lake and in some kettle holes. Diaptomus leptopus Forbes 1882. Diaptomus clavipes Schacht 1897. Common in East Okoboji and a few kettle holes. Diaptomus sicilis Forbes 1882. Abundant in lakes and kettle holes. Diaptomus sanguineus Forbes 1876. Not common in summer in drainage canal. Also found in one surface tow of West Okoboji lake (Miller's Bay). Diaptomus signacauda Lilljeborg 1889. Surface tow, West Okoboji lake. Diaptomus siciloides Lilljeborg 1889. Very abundant in kettle holes and West Okoboji lake in late summer. FAMILY: CYCLOPIDAE Genus Cyclops C31clops ater Herrick 1882. Very abundant in kettle holes and lake. Cyclops viridis J urine 1820. Found in one kettle hole Cyclops ·veridis americanus Marsh. Common in kettle holes. Cyclops modestus Herrick 1883. Kettle holes. Cyclops serruia'tus Fischer 18jl. Common and most widely distributed. Cyclops prasinus Fischer 1860. Not common. C31clops phaleratus Koch 1838. Very abundant in kettle holes and lakes. Cyclops bicolor Sars 1863. Abundant in kettle holes. C3•clo ps fimbriatus Fisher 1853. Very abundant in drainage canal and lakes. Cyclops fiuviatilis Herrick. Abundant everywhere. Cyclops signatus var. cornatus Herrick. Kettle holes. Not common. Cyclops signatus var. tenwicornis Herrick. Kettle holes. Not common. 1Stromsten: Copepoda of the Okoboji RegionPublished by UNI ScholarWorks, 1920270 IOWA ACADEMY OF SCIENCE VoL. XXVII, 1920 Cyclops insignia Claus 1857. Drainage canal and West Okoboji lake. Cyclops macrurus Sars 1863. l\1arble lake. Not common. FAMILY: HARPACTICIDAE Genus C anthocamptus Cantlzocamptus mi11utus Claus 1863. \l\'cedy kettle holes. Rather com-mon. LABORATORIES OF ANDfAL BIOLOGY, STATE UNIVERSITY oF IowA. 2Proceedings of the Iowa Academy of Science, Vol. 27 [1920], No. 1, Art. 54https://scholarworks.uni.edu/pias/vol27/iss1/54

Copepoda of the Okoboji Region

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Copepoda of the Okoboji Region

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University of Northern Iowa