The life history of Heliothis oregonica (Noctuidae)

1 - 6

D. F. Hardwick

American white butterflies (Pieridae) and English food-plants

6 - 12

S. R. Bowden

The Brazilian "Cercyonis" (Satyridae)

12 - 19

L. D. Miller & T. C. Emmel

Consul panariste (Nymphalidae) in Venezuela

19

J. A. Masters

Symbiotic relationship of an Ecuadorian skipper (Hesperiidae) and Maxillaria orchids

20 - 22

T. C. Emmel

Field techniques for investigations of population structure in a "ubiquitous" butterfly

22 - 29

P. F. Brussard

Lepidoptera in the unpublished field notes of Howard George Lacey, naturalist (1836-1929)

29 - 44

O. Roy Kendall & C. A. Kendall

A revision of Speyeria nokomis (Nymphalidae)

44 - 52

C. D. Ferris & M. Fisher

Observations on the biology of Ocnerogyia amanda Stgr. (Lymantriidae), a pest of Ficus in Iraq

53 - 57

P. Stary & I. K. Kaddou

The life history of Ornithoptera alexandrae Rothschild

58 - 64

R. Straatman

A host plant for northern populations of Euchloe olympia (Pieridae)

64

S. A. Lindsay

Papering Lepidoptera in glassine envelopes

65 - 68

R. E. Gray

Hybrids among species of Hyalophora

68 - 73

D. A. Wright

Some notes on the Papilionidae of Manus Island, New Guinea

73 - 80

J. A. Ebner

A note on "Mating flight of butterflies with mimetic females and non-mimetic males"

80

D. G. Sevastopulo

Some records of Euristrymon ontario (Lycaenidae)

80 - 82

H. K. Clench

Shapiro collection at Cornell

82 - 83

L. L. Pechuman

Specimens damaged by carpenter ants

83

J. B. Wood

Irwin collection to Illinois Natural History Survey

83 - 84

R. R. Irwin

Boloria eunomia laddi (Nymphalidae) in Colorado

84

J. A. Masters

Flight pattern of male of Anisota virginiensis (Citheroniidae)

84 - 85

R. B. Dominick & C. R. Edwards

Book Review: Mariposas de Venezuela

86

J. A. Masters

A review of the genus Arcas with descriptions of new species (Lycaenidae, Strymonini)

87 - 108

S. S. Nicolay

An unusual variant of Colias philodice (Pieridae) in New Hampshire

108

R. E. Gray

The life history of Schinia cupes deserticola (Noctuidae)

109 - 114

D. F. Hardwick

The painted lady butterfly Vanessa kershawi (Nymphalidae), of Australia and New Zealand

114

J. V. Peters

Biological and systematic considerations on the "emarginana group" of the genus Epinotia (Tortricidae)

115 - 123

P. A. Opler

A migration of Kricogonia castalia (Pieridae) in Northern Mexico

124 - 125

G. W. Byers

Observations on Papilio aristodemus ponceanus (Papilionidae)

126 - 136

F. Rutkowski

Notes on some South Florida Lepidoptera

137 - 139

F. Rutkowski

Nymphalidae of Wisconsin

139 - 142

D. W. Schwehr

A new name for Papilio zetes Westwood, 1847, nec Linnaeus, 1758 (Papilionidae)

142

E. Munroe

Notes on the occurrence of two rare Lepidoptera in South Carolina

143

R. R. Gatrelle

Van Someren butterfly collection to the American Museum of Natural History

143

F. H. Rindge

A melanic aberration of Phyciodes tharos (Nymphalidae)

143 - 144

C. G. Oliver

A specialized case of communal roosting in Pieris rapae (Pieridae)

144 - 145

N. McFarland

Notes on the confusion between Lethe creola and Lethe portlandia (Satridae)

145 - 146

R. R. Gatrelle

Remarks on "Distributional notes on the genus Mestra (Nymphalidae) in North America"

146

D. G. Sevastopulo

Dragonfly attacks Limenitis defending its territory

146 - 147

T. R. Manley

The occurrence of Vanessa cardui in Mississippi and Tennessee

147 - 148

B. Mather

Book Review: The English Lepidoptera or the Aurenlian's Pocket Companion

148 -

D. F. Hardwick

First records of Boloria eunomia (Nymphalidae) in Wisconsin

149

J. H. Masters

Additional records of Patricia demylus gemellus Fox (Ithomiidae)

149

J. H. Masters

Attraction of Speyeria aphrodite to ultra-violet light

150

M. S. Cannon & G. A. Palkuti

Oeneis jutta (Satyridae) in Wisconsin

150

J. H. Masters

Some Sphingidae of Honduras

150 - 152

R. D. Lehman

Book Review: The Insect Realm

152

D. F. Hardwick

Book Review: Field Guide to the Butterflies of Britain and Europe

152 - 154

F. Martin Brown

Presidential address: The Lepidoptera in scientific research

155 - 168

E. B. Ford

Ferguson collection to Smithsonian institution

168

D. R. Davis

New species of African Geometrinae (Geometridae)

169 - 176

R. H. Carcasson

The life history of Schinia separata (Noctuidae)

177 - 180

D. F. Hardwick

The life history of Schinia walsinghami (Noctuidae)

181 - 185

D. F. Hardwick

Distribution and geographical differentiation of Marpesia eleuchea Hubner (Nymphalidae), with descriptions of two new subspecies

185 - 193

E. Munroe

Seven new lepidopterous leaf-miners associated with Quercus agrifolia (Heliozelidae, Gracilariidae)

194 - 211

P. A. Opler

Obituary: Antonie Johannes Theodoras Janse

211 - 213

L. Veri

Preliminary notes on the butterflies of Roosevelt County, New Mexico

213 - 214

M. E. Toliver

Obituary: John Adams Cornstock

215

L. M. Martin

Forest-prairie transitions and the admixture of butterfly faunas

216 - 221

K. Johnson

Unusual butterflies in Northern Pennsylvania

222

G. F. Patterson

Notes on gregarious roosting in tropical butterflies of the genus Morpho

223 - 234

A. M. Young

Two mosaic gynandromorphs of Automeris io (Saturniidae)

234 - 238

T. R. Manley

Neutron irradiation in Antheraea eucalypti Scott (Saturniidae)

239 - 240

P. M. Lighty

The "Arrowhead blue," Glaucopsyche piasus boisduval (Lycaenidae: Plebejinae)

240 - 246

F. M. Brown

A record of Euphydryas anicia (Nymphalidae) in Oklahoma

246

M. Toliver

Rearing techniques for species of Speyeria (Nymphalidae)

247 - 256

S. D. Mattoon, R. D. Davis & O. D. Spencer

A note of Lethe anthedon borealis (Satyridae)

256 - 261

John H. Masters

Descriptions of larvae of two eastern species of Lygris (Geometridae)

262 - 264

W. C. McGuffin

On the grammar of the name Heliothis Ochsenheimer (Noctuidae)

264 - 266

G. C. Steyskal

Variation in larval colour patterns of Itame riberia (Geometridae)

266 - 270

W. C. Mcguffin & K. Bolte

Pupal color in Papilio demodocus (Papilionidae) in relation to the season of the year

271 - 274

D. F. Owen

The life history of Schinia ligeae (Noctuidae)

274 - 277

D. F. Hardwick

Inter-specific hybridization between Limenitis arthemis astyanax and L. archippus (Nymphalidae)

278 - 284

A. P. Platt & J. C. Greenfield, Jr.

Identity of Phaneta refusana (Walker) with description of a new species (Tortrioidae)

284 - 287

William E. Miller

The life history of Heliolonche pictipennis (Noctuidae)

287 - 292

D. F. Hardwick

Remarks on "The use of net traps at Palawan, Philippines"

293

D. G. Sevastopulo

Aguna claxon (Hesperiidae) new to the United States

293

J. W. Tilden

Notes on unusual species of Lepidoptera from Southern Florida

294

T. E. Pliske

Danaus plexippus (Nymphalidae) attacking red-winged blackbird

294

F. Slansky, Jr.

A simple method for preparing male hesperiid genitalia for examination without dissection

295

S. R. Steinhauser

Captures of Erora laeta in North Carolina (Lycaenidae)

295 - 296

J. B. Sullivan

Book Review: Butterflies of Trinidad and Tobago

297 - 298

John H. Masters

Book Review: Butterflies of Trinidad and Tobago

298

F. M. Brown

Book Review: The Moths of America North of Mexico, Fascicle 21, Sphingoidea

298

D. F. Hardwick

Book Review: A Field Guide to the Butterflies and Burnets of Spain

299

J. Donald LaFontaine

Index to Volume 25

300 - 302

Supplement 1: A new genus of hairstreak from Central and South America

1 - 39

Col. S.S. Nicolay, USMC (Ret.)

Supplement 2: A biosystematic study of two species of Callophrys (Callophrys) in California (Lycaenidae)

1 - 42

Glenn Alan Gorelick

Supplement 3: Biological studies on moths of the genus Ethmia in California (Glechioidea)

1 - 67

Jerry A. Powell