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Butterflies of Clark County, Nevada
Vol 19, Iss 1, Page 1
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Nantucket pine tip moth, Rhyacionia frustrana, in Kern County, California: integrated control and biological notes (Lepidoptera: Tortricidae, Olethreutinae)
Vol 19, Iss 2, Page 65
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Moths of North America north of Mexico, supplemental literature: 1
Vol 19, Iss 2, Page 68
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Demonstration of reproductive isolating mechanisms in Callosamia (Saturniidae) by artificial hybridization
Vol 19, Iss 2, Page 72
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Canalization of the phenotype of Nymphalis antiopa (Lepidoptera: Nymphalidae) from subarctic and montane climates
Vol 19, Iss 2, Page 82
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Aberrant New Mexican butterflies
Vol 19, Iss 2, Page 88
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Diapause in various populations of Pieris napi L. from different parts of the British Isles
Vol 19, Iss 2, Page 96
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A Revision of the American Genus Anisota (Saturniidae)
Vol 19, Iss 3, Page 101
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Enzyme Electrophoretic Studies on the Generic Relationships of Pierid Butterflies (Lepidoptera: Pieridae) I. European Taxa
Vol 19, Iss 4, Page 181
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A New Tortyra from CoCos Island, Costa Rica (Lepidoptera: Choreutidae)
Vol 19, Iss 4, Page 196
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Troidine Swallowtails (Lepidoptera: Papilionidae) in Southeastern Brazil: Natural History and Foodplant Relationships
Vol 19, Iss 4, Page 199
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Karyology of Three Indian Lasiocampid Moths (Lepidoptera)
Vol 19, Iss 4, Page 227
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Illustrations and descriptions of species of some Pyrrhopyginae from Costa Rica, Panama and Columbia (Hesperiidae)
Vol 19, Iss 4, Page 230
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Butterfly nomenclature: a critique
Vol 20, Iss 1, Page 1
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Errata: Scott 14:2; Scott 17:50; Scott & Scott 17(2)
Vol 19, Iss 4, Page 240
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Early stages of Speyeria nokomis (Nymphalidae)
Vol 20, Iss 1, Page 12
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Supernumerary chromosomes in the domesticated eri-silkmoth, Philosamia ricini (Saturnidae: Lepidoptera)
Vol 20, Iss 1, Page 16
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Geographic variation and ecology of Hesperia leonardus (Hesperiidae)
Vol 20, Iss 1, Page 18
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Notes on the immature biology of two myrmecophilous Lycaenidae: Juditha molpe (Riodinidae) and Panthiades bitias (Lycaeninae)
Vol 20, Iss 1, Page 36
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Immature stages of Odonna passiflorae Clarke (Lepidoptera: Oecophoridae): biology and morphology
Vol 20, Iss 1, Page 43
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A new genus and two new species of Oecophoridae from Colombia (Lepidoptera)
Vol 20, Iss 1, Page 46
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A recondite breeding site for the monarch (Danaus plexippus, Danaidae) in the montane Sierra Nevada
Vol 20, Iss 1, Page 50
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On Colias hecla Lefebvre re a recent paper by Oosting & Parshall (Lepidoptera: Pieridae)
Vol 20, Iss 1, Page 52
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Book Review: The Audubon Society field guide to North American butterflies. Robert Michael Pyle. 1981
Vol 20, Iss 1, Page 55
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Book Review: Butterflies of the Rocky Mountain states. Ferris, C. & F.M. Brown, eds, with 8 contributors. 1981
Vol 20, Iss 1, Page 58
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International Nepal Himalaya Expedition for Lepidoptera Palaearctica (INHELP) 1977, Report No. 1: Introduction and Lycaenidae
Vol 20, Iss 2, Page 65
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Intergradation between Callophrys dumetorum oregonensis and Callophrys dumetorum affinis in northwestern U.S. (Lycaenidae)
Vol 20, Iss 2, Page 81
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Chromosomal studies in sixteen species of Indian pyralid moths (Pyralidae)
Vol 20, Iss 2, Page 86
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The biological and systematic significance of red fecal and meconial pigments in butterflies: a review with special reference to the Pieridae
Vol 20, Iss 2, Page 97
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On the nomenclature of Colias alfacariensis Berger 1948 (Lepidoptera: Pieridae)
Vol 20, Iss 2, Page 103
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Some little-known U.S. publications on Lepidoptera
Vol 20, Iss 2, Page 111
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A new species of Adelpha (Nymphalidae) from Parque Nacional Braulio Carrillo, Costa Rica
Vol 20, Iss 2, Page 123
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Errata
Vol 20, Iss 2, Page 122
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Japanese Literature
Vol 20, Iss 2, Page 127
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Role of an Ornamental Plant Species on Extending the Breeding Range of a Tropical Skipper to Subtropical Southern Texas (Hesperiidae)
Vol 20, Iss 3, Page 129
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Japanese Literature
Vol 20, Iss 3, Page 134
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Hipparchia azorina (Strecker, 1899)(Satyridae) Biology, Ecology and Distribution on the Azores Islands
Vol 20, Iss 3, Page 136
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Courtship Behavior of the Dainty Sulphur Butterfly, Nathalis iole with a Description of a New, Faculative Male Display (Pieridae)
Vol 20, Iss 3, Page 161
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On the Supernumerary Chromosomes of Tarache tropica Guen, (Lepidoptera: Noctuidae)
Vol 20, Iss 3, Page 170
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An Apparent Interspecific F1 Hybrid Speyeria (Nymphalidae)
Vol 20, Iss 3, Page 174
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A New Record of Vanessa virginiensis "ab. ahwahtee" from Northern California (Lepidoptera: Nymphalidae)
Vol 20, Iss 3, Page 176
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The Colonization of Violets and Speyeria Butterflied on the Ash-Pumice Fields Deposited by Cascadian Volcanoes
Vol 20, Iss 3, Page 179
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Butterfly Taxonomy: A Reply
Vol 20, Iss 4, Page 193
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Nomenclature, Taxonomy and Evolution
Vol 20, Iss 4, Page 198
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Notes on the Life History and Baja California Distribution of Chlorostrymon simaethis sarita (Skinner) (Lepidoptera: Lycaenidae)
Vol 20, Iss 4, Page 207
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Biology and Immature Stages of Australian Ethmiid Moths (Gelechioidea)
Vol 20, Iss 4, Page 214
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Field Study of Phyciodes batessi (Reakirt) and P. tharos from a Site in the Black Hills, South Dakota (Lepidoptera: Nymphalidae: Melitaeinae)
Vol 20, Iss 4, Page 235
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Notes: An aberration of Glaucopsyche lygdamus (Lycaenidae) with a Complete Scolitantidine Dorsal Pattern. A Reared Gynandromorph of Tatochila (Pieridae). Two Homoeotic Pieris rapae of Mexican origin (Pieridae). An apparent "Intersexual" Colias eurytheme (Pieridae)
Vol 20, Iss 4, Page 240
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Two New California Catocala Subspecies (Noctuidae)
Vol 20, Iss 4, Page 245
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Notes on Maryland Number 10: Three New Butterfly Records for the State of Maryland
Vol 20, Iss 4, Page 249