The Coccinellidae of Louisiana (Insecta: Coleoptera)
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Louisiana State University LSU Digital Commons LSU Historical Dissertations and Theses Graduate School 1971 The oC ccinellidae of Louisiana (Insecta: Coleoptera). Joan Beggs Chapin Louisiana State University and Agricultural & Mechanical College Follow this and additional works at: https://digitalcommons.lsu.edu/gradschool_disstheses Recommended Citation Chapin, Joan Beggs, "The ocC cinellidae of Louisiana (Insecta: Coleoptera)." (1971). LSU Historical Dissertations and Theses. 2038. https://digitalcommons.lsu.edu/gradschool_disstheses/2038 This Dissertation is brought to you for free and open access by the Graduate School at LSU Digital Commons. It has been accepted for inclusion in LSU Historical Dissertations and Theses by an authorized administrator of LSU Digital Commons. For more information, please contact [email protected]. 72-34711 CHAPIN, Joan Beggs, 1929- THE COCCINELLIDAE OF LOUISIANA (INSECTA: COLEOPTERA). The Louisiana State University and Agricultural and Mechanical College, Ph.D., 1971 Entomology ’ University Microfilms, A )^R0\Com pany, Ann Arbor, Michigan I THIS DISSERTATION HAS BEEN MICROFILMED EXACTLY AS RECEIVED j 1 Reproduced with permission of the copyright owner. Further reproduction prohibited without permission. THE COCCINELLIDAE OF LOUISIANA (INSECTA: COLEOPTERA) A Dissertation Submitted to the Graduate Faculty of the Louisiana State University and Agricultural and Mechanical College in partial fulfillment of the requirements for the degree of Doctor of Philosophy in The Department of Entomology by Joan Beggs Chapin B.S., Kansas State University, 1950 M.S., Louisiana State University, 1959 August, 1971 Reproduced with permission of the copyright owner. Further reproduction prohibited without permission. PLEASE NOTE; Some Pages have indistinct print. Filmed as received. UNIVERSITY MICROFILMS Reproduced with permission of the copyright owner. Further reproduction prohibited without permission. ACKNOWLEDGMENTS The writer wishes to express her gratitude and appre ciation to Dr. A. D, Oliver for his aid and advice in this study. The author is also deeply indebted to Dr. Robert D. Gordon, Systematic Entomology Laboratory, E.R.D., A.R.S., U.S.D.Â., who dissected and compared some of Casey's and LeConte's type specimens for her and advised on the taxo nomic problems encountered in the work and to Dr. Curtis W. Wingo of the University of Missouri for the loan of speci mens and helpful correspondence on the problems involved in the Scynmus subgenus Pullus. Appreciation is expressed to Dr. Horace R. Burke, Texas A and M University; Dr. John F. Lawrence, Museum of Comparative Zoology of Harvard Univer sity; Dr. Charles A, Triplehom, Ohio State University; Dr, W. Y. Watson, Université Lauren tienne; and Dr. Robert E, Woodruff, Florida State Department of Agriculture for the loan of specimens in their care. Thanks are extended to Dr. H. B. Boudreaux, Dr. Clair Brown, Dr. E. J. Kantack, and Dr. L, D. Newsom for their advice and criticism of this manu script. The writer is also grateful to the staff of the Department of Entomology for collecting specimens in the course of their field work, to Miss Carol Speer for ii Reproduced with permission of the copyright owner. Further reproduction prohibited without permission. providing the French translations, to Mrs. Ellen Hampton for typing the manuscript, and to Miss Martha Chapin for proof reading it. The author gratefully acknowledges the help of these and all others who contributed to this study. Ill Reproduced with permission of the copyright owner. Further reproduction prohibited without permission. TABLE OF CONTENTS ACKNOWLEDGMENTS ....................................... Ü LIST OF PLATES ......................................... xi ABSTRACT ...............................................xiv INTRODUCTION......................................... 1 REVIEW OF THE LITERATURE ............................. 2 METHODS AND MATERIAL ................................... 11 Collection and Preservation of Specimens .......... 11 Preparation and Comparison of Genitalia .......... 11 Identification of Specimens ...................... 13 FAMILY COCCINELLIDAE WESTWOOD ......................... 15 Subfamily Sticholotinae Sasaji .................... 17 Tribe Serangiini Blackwelder ....................... 18 Genus Delphastus Casey ........................ 19 Delphastus pus11lus (LeConte) ................ 19 Tribe Sticholotini Weise ........................ 21 Genus Microweisea Cockerell....................... 22 Microweisea misella (LeConte) ................ 23 Subfamily Scymninae Sasaji ........................ 24 Tribe Stethorini Dobzhansky ...................... 25 Genus Stethorus W e i s e ............................. 26 iv Reproduced with permission of the copyright owner. Further reproduction prohibited without permission. Page Stethorus puncturn (LeConte) .................... 27 Stethorus utills (Horn) ....................... 28 Tribe Scymninl C o s t a .............................. 29 Genus Scymnus Kugelann .......................... 31 Subgenus Scymnus s. str. Kugelann.............. 32 Scymnus (Scymnus) cIrcumspectus Horn .... 33 Scymnus (Scymnus) amerlcanus Nuisant .... 34 Scymnus (Scymnus) apicanus new species . 36 Scymnus (Scymnus) paracanus new species . 37 Scymnus (Scymnus) nebulosus LeConte ........ 38 Subgenus Pullus M u l s a n t ........................ 39 Scymnus (Pullus) louisianae new species . 43 Scymnus (Pullus) rubricaudus Casey .... 47 Scymnus (Pullus) securus new species . 49 Scymnus (Pullus) brullei Mulsant ........ Scymnus (Pullus) loewii Mulsant .......... 54 Scymnus (Pullus) cervicalis Mulsant .... 57 Scymnus (Pullus) medionotans Casey .... 59 Scymnus (Pullus) kinzeli Casey ...... Scymnus (Pullus) tenebrosus Mulsant .... 64 Scymnus (Pullus) lacustris LeConte .... 66 Scymnus (Pullus) natchezianus o£ Wingo, 1952, not Casey, 1899 ................ 69 V Reproduced with permission of the copyright owner. Further reproduction prohibited without permission. Page Scymnus (Pullus) uncus Wingo .............. 71 Scymnus (Pullus) Impunctus Wingo .......... 72 Subgenus Nephus Mulsant ....................... 74 Scymnus (Nephus) flavifrons Melsheimer . 75 Scymnus (Nephus) intrusus Horn ............ 76 Subgenus Diomus Mulsant........................ 77 Scymnus (Diomus) amabilis LeConte .......... 78 Scymnus (Diomus) quadritaeniatus LeConte . 80 Scymnus (Diomus) liebecki H o r n ...........81 Scymnus (Diomus) termina tus S a y ...........83 Scymnus (Diomus) xanthaspis Mulsant ....... 85 Genus Nephaspis Casey ............................ 86 Nephaspis amnlcola Wingo ..................... 87 Genus Cryptolaemus Î^Silsant...................... 88 Cryptolaenus montrouzieri Mulsant .............. 89 Tribe Hyperaopini Costa ........................... 90 Genus Hvperaspis Chevrolet ...................... 91 Hvperaspie pratensis LeConte ................. 93 Hvperaspis lateralis Mulsant ................. 94 Hyperaepis connectens (Thunberg) ............ 95 Hvperaspis binotata (Say) ..................... 96 Hvperaspis signata (Olivier) ................. 98 Hvperaspis congreaoi Watson ................ 100 vi Reproduced with permission of the copyright owner. Further reproduction prohibited without permission. Page Hyperaopio plnonim Caoey ...................... 101 Hyperaoplo undulata (Say)...................... 102 Genus Brachyacan tha C h e v r o l a t ............... 103 Brachyacantha dentipes (Fabricl u s ) ........ .. 105 Brachyacantha ursina (Fabriclus) ............ 107 Brachyacan tha fellna (Fabricius)........... 108 Brachyacantha bollii Crotch ............ 110 Brachyacan tha quadr ipunc tata Melsheimer . Ill Tribe Scymnillini C a s e y ........................113 Genus Scymnillus H o r n .......................... 114 Scymnillus aterrimuo H o r n .................... 115 Subfamily Chilocorinae Sasaji .................... 116 Tribe Chilocorinl Costa ........................... 117 Genus Axion Mulsant .............................. 118 Aacion tripuo tula turn (Degeer) , ..............119 Axion plagia turn ( Olivier) .................... 121 Genua Chilocorus Leach ...................... 122 Chilocoruo stigma (Say) .................... 123 Genus Eatochcmuo Redtenbacher.................... 124 Eitochomua marginIpennio (LeConte )..............125 Subfamily Coccldulinae S a s a j i ...................... 127 Tribe Coccldulini C o s t a .......................... 128 vii Reproduced with permission of the copyright owner. Further reproduction prohibited without permission. Page Genus Llndorus C a s e y ......................... 129 Llndorus lophanthae (Blaisdell)............. 130 Tribe Novi ini Ganglbauer........................131 Genus Rodolia M u l s a n t ........................132 Rodolia cardlnalis (Mulsant) ................. 132 Subfamily Coccinellinae Ganglbauer ................. 134 Tribe Coccinellini W e ise ........................135 Genus Naemia M u l s a n t ..........................138 Naemia seriata seriata (Melsheimer),..... 139 Genus Coleomegilla T i m b e r l a k e ............... 140 Coleomegilla maculata lengi Timberlake .... 142 Coleomegilla maculata fuscilabris (Mulsant). 144 Genus Hippodamia Chevrolat................... 145 Hippodamia quindecimmaculata Mulsant .......147 Hippodamia convergeas Guérin-Méneville .... 149 Genus Meoharmonla C r o t c h ..................... 150 Neoharmonia venus ta (Melsheimer) . ..........152 Genus Coccinella Linnaeus ................... 154 Coccinelle novemnotata Herbst ............... 155 Genus Cycloneda Crotch ........................