Robert H. Gibbs

555 public-domain plates in the archive

• Nehalennia gracilis 25 Jul 1951
• Lestes disjunctus 6 Aug 1951
• Ischnura verticalis 30 Jun 1957
• Erythemis simplicicollis 10 Jul 1952
• Enallagma annexum 25 May 1957
• Enallagma carunculatum 23 Jul 1954
• Argia fumipennis violacea 20 Jul 1955
• Ladona exusta 13 Jun 1951
• Sympetrum vicinum 22 Aug 1951
• Ischnura (Anomalagrion) hastata 5 Apr 1956
• Ischnura verticalis 15 Jul 1951
• Pantala hymenaea 21 Jul 1954
• Tetragoneuria semiaquea 13 Jun 1956
• Enallagma aspersum 29 Jun 1951
• Lestes eurinus 4 Aug 1956
• Enallagma coecum 26 Dec 1951
• Epitheca canis 23 Apr 1955
• Enallagma doubledayi 11 Aug 1956
• Ischnura verticalis 10 Jun 1951
• Enallagma doubledayi 2 Aug 1951
• Cordulegaster maculata 9 Jun 1955
• Dorocordulia lepida 30 Jun 1956
• Libellula auripennis 2 Aug 1951
• Tramea carolina 23 Jun 1956
• Enallagma doubledayi 11 Jul 1951
• Libellula auripennis 25 Jul 1953
• Enallagma doubledayi 4 Aug 1951
• Tetragoneuria semiaquea 23 Jun 1956
• Lestes disjunctus 11 Sep 1956
• Ischnura ramburii 30 Jun 1954
• Ladona exusta 13 Jun 1951
• Ischnura verticalis 21 Jul 1951
• Sympetrum vicinum 24 Aug 1951
• Enallagma recurvatum 17 Jun 1951
• Epitheca cynosura 20 Jun 1954
• Libellula vibrans 16 Jun 1952
• Sympetrum vicinum 22 Aug 1951
• Enallagma doubledayi 1 Jul 1956
• Erythemis simplicicollis 15 Jun 1953
• Leucorrhinia intacta 8 Jun 1953
• Ischnura posita 7 Jul 1951
• Ischnura posita 13 Jun 1953
• Leucorrhinia intacta 8 Jun 1953
• Enallagma civile 19 Jun 1953
• Hetaerina titia 25 Dec 1951
• Lestes disjunctus 27 Jul 1951
• Gomphus exilis 8 Apr 1955
• Aeshna tuberculifera 25 Aug 1956
• Enallagma doubledayi 15 Jul 1951
• Enallagma civile 23 Jul 1954
• Aeshna multicolor 24 Jul 1954
• Pachydiplax longipennis 21 Jul 1951
• Cordulia shurtleffi 9 Jun 1955
• Gomphus exilis 8 Apr 1955
• Lestes vigilax 12 Jun 1951
• Enallagma doubledayi 23 Aug 1951
• Nehalennia gracilis 17 Jul 1951
• Celithemis elisa 17 Jun 1951
• Paltothemis lineatipes 21 Jul 1954
• Leucorrhinia frigida 25 Jun 1951
• Celithemis elisa 17 Jun 1951
• Nehalennia gracilis 15 Jul 1953
• Anax junius 4 Jul 1953
• Celithemis elisa 25 Jun 1951
• Enallagma laterale 17 Jun 1957
• Enallagma geminatum 21 Jul 1951
• Lestes disjunctus 22 Aug 1951
• Argia fumipennis violacea 7 Jul 1951
• Lestes forcipatus 15 Jul 1951
• Argia moesta 12 Jun 1952
• Enallagma recurvatum 13 Jun 1953
• Enallagma vesperum 25 Jul 1953
• Sympetrum janeae 18 Sep 1951
• Enallagma doubledayi 29 Jun 1951
• Enallagma annexum 31 Jul 1954
• Ladona deplanata 16 Jun 1954
• Pachydiplax longipennis 31 Mar 1956
• Enallagma aspersum 13 Jun 1953
• Enallagma exsulans 13 Jun 1952
• Ischnura verticalis 12 Sep 1956
• Enallagma annexum 25 May 1957
• Cordulegaster maculata 9 Jun 1955
• Lestes forcipatus 1 Jul 1951
• Anax junius 15 Jul 1956
• Celithemis elisa 1 Jul 1956
• Enallagma ebrium 25 Jun 1953
• Ischnura demorsa 2 Jun 1960
• Enallagma geminatum 25 Jun 1953
• Enallagma clausum 29 Jul 1954
• Enallagma minusculum 23 Jun 1956
• Plathemis lydia 11 May 1954
• Sympetrum obtrusum 1 Aug 1954
• Ladona deplanata 25 May 1957
• Lestes eurinus 25 Jun 1951
• Ladona deplanata 1 Jul 1956
• Gomphus exilis 19 May 1954
• Enallagma hageni 13 Jun 1951
• Ischnura cervula 23 Jul 1954
• Enallagma minusculum 16 Jun 1953
• Aeshna umbrosa 18 Sep 1951
• Enallagma annexum 31 Jul 1954
• Celithemis elisa 17 Jun 1951
• Enallagma geminatum 4 Aug 1951
• Enallagma signatum 5 Aug 1956
• Enallagma signatum 2 Aug 1951
• Lestes forcipatus 17 Jul 1952
• Progomphus obscurus 8 Jun 1952
• Lestes vigilax 12 Jun 1951
• Didymops transversa 13 Jun 1951
• Ladona julia 11 Jun 1951
• Lestes rectangularis 25 Jul 1951
• Ladona deplanata 15 Jul 1956
• Calopteryx maculata 15 Jul 1951
• Plathemis lydia 29 Jun 1954
• Libellula needhami 29 Jul 1956
• Enallagma laterale 1 Jun 1957
• Ischnura ramburii 29 Dec 1951
• Enallagma pictum 29 Jul 1956
• Ladona deplanata 1 Jul 1956
• Enallagma annexum 25 May 1957
• Ischnura verticalis 25 Jun 1953
• Lestes eurinus 29 Jul 1956
• Libellula auripennis 24 Aug 1951
• Ladona sp. 15 Jul 1951
• Pachydiplax longipennis 17 Jun 1952
• Leucorrhinia hudsonica 9 Jun 1955
• Pachydiplax longipennis 17 Jun 1952
• Enallagma laterale 16 Jun 1954
• Lestes eurinus 1 Jul 1956
• Ischnura posita 1 Jul 1951
• Ischnura posita 6 Jun 1953
• Aeshna canadensis 25 Aug 1956
• Ladona deplanata 25 May 1957
• Ladona deplanata 29 Jul 1956
• Argia moesta 29 Jun 1953
• Enallagma pictum 4 Aug 1951
• Pachydiplax longipennis 25 Jul 1951
• Calopteryx maculata 17 May 1953
• Enallagma minusculum 23 Jun 1956
• Sympetrum obtrusum 1 Aug 1954
• Pachydiplax longipennis 30 Jun 1957
• Sympetrum vicinum 18 Sep 1951
• Ischnura verticalis 23 Aug 1951
• Pachydiplax longipennis 17 Jun 1952
• Enallagma signatum 21 Jul 1951
• Sympetrum danae 13 Aug 1954
• Tetragoneuria semiaquea 15 Jun 1953
• Stylogomphus albistylus 17 May 1953
• Libellula incesta 11 Jul 1951
• Enallagma divagans 13 Jun 1951
• Sympetrum vicinum 22 Aug 1951
• Libellula cyanea 15 Jul 1951
• Gomphus exilis 8 Apr 1955
• Enallagma doubledayi 18 Jul 1953
• Calopteryx maculata 15 Jul 1951
• Ischnura verticalis 11 Jun 1951
• Ophiogomphus severus 2 Aug 1954
• Enallagma pictum 21 Jul 1951
• Celithemis elisa 8 Jul 1956
• Enallagma doubledayi 1 Jul 1956
• Ischnura damula 14 Jul 1954
• Enallagma hageni 12 Sep 1956
• Libellula incesta 6 Aug 1951
• Enallagma boreale 29 Jul 1954
• Erythemis simplicicollis 16 Jun 1952
• Enallagma vesperum 23 Aug 1951
• Gomphus exilis 8 Apr 1955
• Enallagma carunculatum 28 Sep 1953
• Tetragoneuria semiaquea 13 Jun 1953
• Enallagma doubledayi 4 Jul 1956
• Argia moesta 29 Jun 1953
• Lestes forcipatus 22 Aug 1951
• Enallagma geminatum 4 Aug 1951
• Sympetrum rubicundulum 15 Jul 1951
• Enallagma annexum 25 May 1957
• Stylogomphus albistylus 8 Jun 1956
• Enallagma civile 28 Sep 1953
• Cordulegaster maculata 8 May 1956
• Gomphus exilis 11 Jun 1953
• Enallagma annexum 28 Jul 1954
• Enallagma exsulans 14 Jun 1952
• Celithemis eponina 4 Apr 1956
• Gomphus abbreviatus 8 Apr 1955
• Enallagma doubledayi 15 Jun 1953
• Ophiogomphus carolus 10 May 1953
• Sympetrum janeae 5 Sep 1952
• Libellula quadrimaculata 13 Jun 1951
• Argia fumipennis violacea 4 Aug 1951
• Aeshna multicolor 24 Jul 1954
• Lestes vigilax 23 Aug 1951
• Enallagma recurvatum 17 Jun 1957
• Ischnura verticalis 1 Jul 1956
• Erythrodiplax berenice 21 Jul 1956
• Enallagma minusculum 11 Jun 1954
• Dorocordulia lepida 30 Jun 1956
• Argia tibialis 14 Jun 1952
• Ischnura verticalis 24 Jul 1951
• Enallagma doubledayi 4 Aug 1951
• Ischnura posita 8 Jun 1953
• Enallagma recurvatum 17 Jun 1951
• Ischnura posita 25 Jul 1951
• Enallagma clausum 29 Jul 1954
• Gomphus spicatus 30 May 1954
• Enallagma doubledayi 27 Jul 1951
• Sympetrum rubicundulum 4 Aug 1956
• Enallagma aspersum 5 Jul 1952
• Enallagma hageni 12 Sep 1956
• Celithemis elisa 2 Aug 1951
• Enallagma carunculatum 23 Jul 1954
• Enallagma doubledayi 13 Aug 1956
• Enallagma durum
• Enallagma civile 25 Jul 1953
• Gomphaeschna furcillata 13 Jun 1951
• Enallagma exsulans 25 Jul 1953
• Leucorrhinia intacta 12 Jun 1951
• Lestes dryas 29 Jul 1954
• Enallagma laterale 17 Jun 1957
• Epitheca semiaquea 13 Jun 1953
• Enallagma laterale 13 Jun 1953
• Sympetrum rubicundulum 5 Aug 1956
• Enallagma praevarum 14 Jul 1954
• Enallagma exsulans 25 Jul 1953
• Amphiagrion saucium 7 Jul 1951
• Enallagma praevarum 14 Jul 1954
• Enallagma geminatum 21 Jul 1951
• Enallagma annexum 28 Jul 1954
• Calopteryx dimidiata 6 Jun 1952
• Epitheca cynosura 19 May 1954
• Ischnura verticalis 11 Jul 1953
• Libellula luctuosa 30 Jun 1954
• Ischnura verticalis 13 Jun 1953
• Libellula auripennis 11 Jul 1951
• Enallagma doubledayi 2 Aug 1951
• Enallagma annexum 28 Jul 1954
• Enallagma civile 29 Jul 1956
• Ischnura verticalis 5 Aug 1956
• Amphiagrion saucium 7 Jul 1951
• Lestes vigilax 4 Aug 1951
• Pachydiplax longipennis 23 Jul 1954
• Chromagrion conditum 30 May 1954
• Aeshna interrupta lineata 28 Jul 1954
• Ladona sp. 17 Jun 1951
• Ischnura posita 1 Jul 1951
• Libellula auripennis 10 Jun 1953
• Pachydiplax longipennis 24 Aug 1951
• Lestes rectangularis 21 Jul 1951
• Enallagma exsulans 29 Jun 1953
• Ischnura verticalis 30 Jun 1957
• Ischnura posita 7 Jul 1951
• Erythemis simplicicollis 1 Jul 1951
• Dythemis velox 14 Jul 1954
• Calopteryx maculata 1 Jul 1951
• Epitheca cynosura 19 May 1954
• Lestes eurinus 27 Jul 1951
• Erythrodiplax berenice 5 Aug 1956
• Enallagma doubledayi 22 Aug 1951
• Celithemis elisa 17 Jun 1951
• Lestes dryas 29 Jun 1951
• Plathemis lydia 25 Jul 1951
• Argia lugens 21 Jul 1954
• Sympetrum semicinctum 15 Jul 1951
• Enallagma praevarum 14 Jul 1954
• Lestes disjunctus 22 Aug 1951
• Lestes disjunctus 6 Aug 1951
• Enallagma doubledayi 29 Jul 1956
• Argia sedula 14 Jun 1952
• Epitheca cynosura 5 Apr 1956
• Erythrodiplax berenice 5 Aug 1956
• Enallagma recurvatum 16 Jun 1954
• Enallagma pictum 24 Jun 1953
• Enallagma annexum 28 Jul 1954
• Sympetrum vicinum 27 Jul 1951
• Ischnura kellicotti 15 Jul 1951
• Enallagma minusculum 16 Jun 1954
• Erythrodiplax minuscula 26 Dec 1951
• Enallagma annexum 28 Jul 1954
• Ladona deplanata 29 Jul 1956
• Aeshna multicolor 24 Jul 1954
• Enallagma doubledayi 4 Aug 1951
• Hetaerina americana 14 Jun 1952
• Libellula vibrans 16 Jun 1952
• Plathemis lydia 7 Jun 1952
• Sympetrum rubicundulum 29 Jun 1951
• Libellula incesta 17 Jul 1952
• Celithemis elisa 10 Jul 1952
• Argia fumipennis violacea 2 Aug 1951
• Calopteryx aequabilis 2 Aug 1954
• Libellula needhami 26 Jul 1953
• Gomphus exilis 10 Jun 1953
• Enallagma minusculum 5 Jul 1952
• Sympetrum rubicundulum 29 Jun 1951
• Gomphus descriptus 30 May 1954
• Basiaeschna janata 13 Jun 1951
• Gomphus exilis 9 Jul 1952
• Ischnura kellicotti 30 Jun 1957
• Epitheca cynosura 23 Apr 1955
• Enallagma hageni 12 Sep 1956
• Argia sedula 9 Jun 1952
• Sympetrum vicinum 24 Aug 1951
• Sympetrum vicinum 12 Sep 1956
• Amphiagrion saucium 6 Jun 1953
• Lestes disjunctus 5 Aug 1956
• Libellula auripennis 1 Jul 1952
• Lestes disjunctus 13 Aug 1956
• Gomphus furcifer 23 Apr 1955
• Dythemis velox 30 Jun 1954
• Enallagma civile 25 Jul 1953
• Libellula auripennis 29 Jun 1951
• Erpetogomphus designatus 27 Jun 1954
• Libellula needhami 30 Jun 1957
• Celithemis fasciata 17 Jun 1952
• Argia fumipennis violacea 5 Jul 1952
• Calopteryx maculata 22 Aug 1952
• Argia fumipennis violacea 25 Jun 1953
• Argia fumipennis violacea 30 Jun 1956
• Enallagma doubledayi 16 Jun 1953
• Enallagma recurvatum 16 Jun 1954
• Sympetrum rubicundulum 15 Jul 1951
• Ischnura cervula 23 Jul 1954
• Ischnura demorsa 2 Jun 1960
• Enallagma civile 27 Jun 1954
• Enallagma signatum 29 Jul 1956
• Enallagma doubledayi 25 Jun 1951
• Celithemis martha 7 Jul 1951
• Enallagma hageni 12 Jun 1951
• Lestes disjunctus 28 Jul 1954
• Enallagma pictum 4 Aug 1951
• Lestes forcipatus 25 Jul 1952
• Libellula needhami 29 Jul 1956
• Enallagma geminatum 5 Aug 1956
• Lestes disjunctus 11 Jul 1951
• Enallagma carunculatum 23 Jul 1954
• Progomphus obscurus 14 Jun 1952
• Enallagma doubledayi 15 Jul 1951
• Sympetrum vicinum 12 Sep 1956
• Enallagma boreale 12 Jun 1951
• Amphiagrion saucium 5 Aug 1956
• Enallagma doubledayi 23 Aug 1951
• Sympetrum vicinum 4 Aug 1951
• Gomphus abbreviatus 30 May 1954
• Libellula incesta 15 Jul 1956
• Celithemis elisa 1 Jul 1956
• Epitheca canis 13 May 1954
• Enallagma doubledayi 1 Jul 1956
• Enallagma annexum 24 Jun 1956
• Lestes disjunctus 6 Aug 1951
• Enallagma annexum 28 Jul 1954
• Argia fumipennis violacea 29 Jul 1956
• Enallagma annexum 28 Jul 1954
• Erythrodiplax berenice 11 Aug 1956
• Enallagma boreale 12 Jun 1951
• Cordulia shurtleffi 9 Jun 1955
• Aeshna multicolor 14 Jul 1954
• Sympetrum rubicundulum 29 Jun 1951
• Epitheca cynosura 19 May 1954
• Pachydiplax longipennis 12 Jun 1952
• Enallagma annexum 28 Jul 1954
• Aeshna multicolor 1 Aug 1954
• Enallagma doubledayi 21 Jul 1951
• Gomphus lividus 8 Apr 1955
• Ischnura cervula 1 Aug 1954
• Calopteryx maculata 17 May 1953
• Ischnura posita 7 Jul 1951
• Enallagma praevarum 14 Jul 1954
• Lestes eurinus 23 Jun 1956
• Enallagma doubledayi 5 Aug 1956
• Lestes eurinus 27 Jul 1951
• Enallagma aspersum 5 Jul 1952
• Argia sedula 14 Jun 1952
• Lestes forcipatus 27 Jul 1951
• Lestes forcipatus 5 Aug 1956
• Dromogomphus spinosus 4 Jul 1953
• Plathemis lydia 22 May 1954
• Celithemis elisa 16 Jun 1956
• Calopteryx maculata 22 Aug 1951
• Sympetrum vicinum 13 Oct 1956
• Libellula quadrimaculata 1 Aug 1954
• Nannothemis bella 12 Jun 1951
• Enallagma civile 9 Jul 1953
• Gomphus lividus 23 Apr 1955
• Pachydiplax longipennis 5 Apr 1956
• Amphiagrion saucium 8 Jun 1953
• Gomphus lividus 8 Apr 1955
• Argia tibialis 8 Jun 1952
• Ischnura posita 1 Jul 1951
• Leucorrhinia frigida 15 Jul 1951
• Nehalennia gracilis 17 Jul 1951
• Nehalennia gracilis 17 Jul 1951
• Libellula incesta 22 Aug 1951
• Aeshna canadensis 22 Aug 1951
• Sympetrum janeae 12 Sep 1956
• Celithemis elisa 17 Jun 1951
• Ischnura verticalis 29 Jun 1953
• Enallagma signatum
• Enallagma geminatum 4 Aug 1951
• Ophiogomphus carolus 14 May 1953
• Libellula forensis 29 Jul 1954
• Lestes vigilax 15 Jul 1951
• Enallagma doubledayi 10 Jun 1953
• Erythemis simplicicollis 15 Jun 1953
• Argia moesta 14 Jun 1952
• Enallagma minusculum 5 Jul 1952
• Enallagma doubledayi 15 Jun 1953
• Argia fumipennis violacea 20 Jul 1955
• Sympetrum vicinum 23 Sep 1951
• Progomphus obscurus 29 Jul 1956
• Sympetrum vicinum 22 Aug 1951
• Ischnura damula 14 Jul 1954
• Celithemis elisa 17 Jun 1951
• Nehalennia gracilis 17 Jul 1951
• Enallagma minusculum 11 Jun 1953
• Libellula needhami 21 Jul 1956
• Celithemis elisa 10 Jun 1953
• Plathemis lydia 29 Jun 1951
• Dorocordulia lepida 30 Jun 1956
• Ischnura verticalis 25 Jul 1953
• Sympetrum rubicundulum 6 Aug 1951
• Aeshna umbrosa 23 Sep 1951
• Argia fumipennis fumipennis 5 Apr 1956
• Lestes vigilax 15 Jul 1956
• Gomphus exilis 16 Jun 1953
• Enallagma doubledayi 23 Jun 1956
• Enallagma vesperum 29 Jul 1956
• Enallagma annexum 25 May 1957
• Enallagma geminatum 21 Jul 1951
• Epitheca cynosura 8 Apr 1955
• Gomphus lividus 15 May 1954
• Ischnura (Anomalagrion) hastata 2 Aug 1951
• Ladona julia 9 Jun 1955
• Erythemis simplicicollis 25 Jun 1951
• Enallagma doubledayi 1 Jul 1951
• Enallagma doubledayi 4 Aug 1956
• Enallagma carunculatum 23 Jul 1954
• Enallagma divagans 6 Jun 1953
• Leucorrhinia hudsonica 28 Jul 1954
• Enallagma civile 29 Jul 1956
• Sympetrum vicinum 25 Jul 1953
• Sympetrum rubicundulum 15 Jul 1951
• Enallagma geminatum 21 Jul 1951
• Amphiagrion saucium 7 Jul 1951
• Enallagma doubledayi 4 Jul 1956
• Enallagma doubledayi 25 Jun 1951
• Enallagma aspersum 15 Jul 1956
• Sympetrum obtrusum 1 Aug 1954
• Gomphus exilis 13 Jun 1951
• Argia bipunctulata 21 Jun 1952
• Enallagma doubledayi 15 Jul 1956
• Libellula luctuosa 29 Jun 1954
• Enallagma civile 5 Aug 1956
• Ladona julia 11 Jun 1951
• Enallagma praevarum 14 Jul 1954
• Enallagma doubledayi 27 Jul 1951
• Enallagma civile 11 Jun 1953
• Libellula auripennis 24 Aug 1951
• Argia sedula 15 Jun 1952
• Leucorrhinia intacta 13 Jun 1951
• Enallagma annexum 9 Jun 1955
• Enallagma minusculum 16 Jun 1953
• Lestes rectangularis 21 Jun 1952
• Lestes vigilax 18 Jul 1953
• Argia fumipennis violacea 14 Jun 1952
• Ladona deplanata 1 Jul 1956
• Enallagma doubledayi 24 Aug 1951
• Gomphus exilis 13 Jun 1951
• Nehalennia gracilis 8 Jun 1953
• Ischnura kellicotti 15 Jul 1951
• Gomphus exilis 8 Apr 1955
• Ischnura ramburii credula 4 Apr 1956
• Lestes vigilax 22 Aug 1951
• Celithemis martha 1 Jul 1951
• Enallagma geminatum 15 Jul 1951
• Leucorrhinia frigida 19 Jun 1953
• Ladona julia 30 May 1954
• Enallagma doubledayi 27 Jul 1951
• Ladona deplanata 15 Jul 1956
• Calopteryx dimidiata 12 Jun 1952
• Celithemis elisa 17 Jun 1951
• Gomphus scudderi 14 May 1954 to 15 May 1954
• Leucorrhinia intacta 8 Jun 1953
• Aeshna tuberculifera 25 Aug 1956
• Argia fumipennis violacea 22 Aug 1951
• Enallagma recurvatum 12 Jun 1958
• Enallagma doubledayi 15 Jul 1956
• Calopteryx dimidiata 13 Jun 1952
• Aeshna clepsydra 22 Aug 1951
• Tramea lacerata 15 Sep 1951
• Gomphus descriptus 14 May 1954
• Enallagma doubledayi 4 Sep 1956
• Aeshna umbrosa 23 Sep 1951
• Lestes eurinus 4 Aug 1956
• Libellula semifasciata 6 Jun 1953
• Enallagma pictum 21 Jul 1951
• Gomphus descriptus 14 May 1954
• Sympetrum occidentale californicum 29 Jul 1954
• Enallagma civile 11 Jun 1953
• Enallagma annexum 9 Jun 1955
• Enallagma carunculatum 23 Jul 1954
• Enallagma recurvatum 16 Jun 1954
• Lestes congener 17 Sep 1955
• Libellula cyanea 24 Aug 1951
• Enallagma recurvatum 16 Jun 1953
• Erythemis simplicicollis 29 Jul 1956
• Sympetrum janeae 15 Sep 1951
• Enallagma civile 23 Jul 1954
• Ischnura damula 14 Jul 1954
• Enallagma civile 5 Aug 1956
• Sympetrum danae 13 Aug 1954
• Libellula semifasciata 6 Jun 1953
• Celithemis fasciata 22 Aug 1951
• Enallagma praevarum 2 Jun 1960 to 7 Jun 1960
• Aeshna constricta 23 Sep 1951
• Aeshna constricta 23 Sep 1951
• Lestes eurinus 11 Jul 1951
• Sympetrum rubicundulum 22 Aug 1951
• Calopteryx maculata 15 Jul 1951
• Gomphus militaris 3 Jul 1954
• Ischnura cervula 9 Aug 1954
• Sympetrum occidentale californicum 29 Jul 1954
• Ischnura verticalis 8 Jun 1953
• Tetragoneuria semiaquea 13 Jun 1953
• Sympetrum vicinum 22 Aug 1951
• Gomphus descriptus 22 May 1952
• Enallagma aspersum 15 Jul 1951
• Celithemis elisa 16 Jun 1956
• Celithemis martha 22 Aug 1951
• Lestes disjunctus 23 Sep 1951
• Lestes disjunctus 4 Aug 1951
• Hagenius brevistylus 14 Jun 1952
• Lestes vigilax 15 Jul 1956
• Enallagma pictum 29 Jul 1956
• Amphiagrion saucium 15 Jul 1951
• Libellula forensis 29 Jul 1954
• Gomphus exilis 8 Apr 1955
• Sympetrum vicinum 13 Oct 1956
• Enallagma geminatum 29 Jul 1956
• Ischnura posita 15 Jun 1953
• Argia bipunctulata 21 Jun 1952
• Libellula auripennis 17 Jun 1952
• Enallagma boreale 12 Jun 1951
• Enallagma recurvatum 17 Jun 1957
• Libellula incesta 30 Jun 1957
• Enallagma doubledayi 5 Jul 1952
• Lestes disjunctus 25 Jul 1953
• Enallagma praevarum 15 Jul 1954
• Leucorrhinia intacta 13 Jun 1951
• Calopteryx maculata 26 Aug 1953
• Coenagrion resolutum 9 Jun 1955
• Enallagma doubledayi 23 Aug 1951
• Enallagma annexum 28 Jul 1954
• Tramea lacerata 3 Jul 1954
• Enallagma aspersum 13 Aug 1956
• Progomphus obscurus 16 Jun 1954
• Ischnura posita 17 Jul 1951
• Enallagma minusculum 11 Jun 1953
• Amphiagrion saucium 6 Jun 1953