Two New Genera of Diapriinae (Diapriidae, Hymenoptera) With Transantarctic Relationships

Lubomir Masner

A New Genus of Microdontine Flies (Diptera: Syrphidae) With Notes on the Placement of the Subfamily

F. Christian Thompson

Color Change and Life History Observations of the Spider Gea Heptagon (Araneae: Araneidae)

Laura Elsa Sabath

Revisional Study of the Order Palaeodictyoptera in the Upper Carboniferous Shales of Commentry, France Part II

North American Ground-Beetles (Coleoptera, Carabidae, Excluding Cicindelinae) Described by Thomas Say: Designation of Lectotypes and Neotypes

Carl H. Lindroth,Richard Freitag

Revised Allocation of a Meinert Species, With Proposal of a New Species of Eurytion(Chilopoda: Geophilomorpha: Chilenophilidae)

R. E. Crabill

Flights of the Ant Polyergus Lucidus Mayr

Mary Talbot

A New Cave Catopid Beetle From Mexico, With a Discussion of its Evolution

Stewart B. Peck

Range Extension and Solitary Nest Founding in Polistes Exclamans(Hymenoptera: Vespidae)

Mary Jane West

Nesting Biology of the Social Wasp Microstigmus Comes (Hymenoptera: Sphecidae, Pemphredoninae)

Robert W. Matthews

The Genus Ischnothyreus (Araneae, Oonopidae) in Central America and the West Indies

Arthur M. Chickering

The Nesting Behavior and Larval Morphology of Pison Koreense(Radoszkowrski) (Hymenoptera: Sphecidae)

Joseph K. Sheldon

Behavioral Interactions Between Liris Nigra Van Der Linden(Hymenoptera: Sphecidae) and Gryllulus Domesticus L. (Orthoptera: Gryllidae)

A. L. Steiner

Chromosomes of the Pycnoscelus Indicus and P. Surinamensis Complex (Blattaria: Blaberidae: Pycnoscelinae)

Louis M. Roth,Samuel H. Cohen

A New Species of Galiblatta From Brazil (Blattaria, Blaberidae)

Louis M. Roth

The Larva of Microstigmus Comes, With Comments on its Relationship toOther Pemphredonine Genera (Hymenoptera, Sphecidae)

Howard E. Evans,Robert W. Matthews

The Hymenopterous Poison Apparatus. VI. Camponotus Pennsylvanicus(Hymenoptera: Formicidae)

Henry R. Hermann,Murray S. Blum

The Mating Behavior of Eurycotis Floridana (Walker)(Blattaria, Blattoidea, Blattidae, Polyzosteriinae)

Robert H. Barth

A Note on Trypargilum Arizonense in Trap Nests From Arizona With aReview of Prey Preferences and Cocoon Structure in the Genus (Hymenoptera, Sphecidae)

Robert W. Matthews,Janice R. Matthews

The Chromosomes of Three Australian Dacetine Ant Species (Hymenoptera: Formicidae)

R. H. Crozier

Oviposition Behavior and Water Changes in the O thecae of Lophoblatta Brevis (Blattaria:Blattellidae Plectopterinae)

Louis M. Roth

A Tibial Gland Scent-Trail and Trail-Laying Behavior in the AntCrematogaster Ashmeadi Mayr

R. H. Leuthold

The Behavior of Diploeciton Nevermanni, a Staphylinid BeetleAssociated With Army Ants

Roger D. Akre,Richard L. Torgerson

The Mating Behavior of Gromphadorhina Portentosa (Schaum) (Blattaria, Blaberoidea, Blaberidae,Oxyhaloinae): An Anomalous Pattern for a Cockroach

Robert H. Barth

The Mygalomorph Spider Genus Atypoides (Araneae: Antrodiaetidae)

Frederick A. Coyle

The Genus Scaphiella (Araneae, Oonopidae) in Central America and the West Indies

Arthur M. Chickering

A New Leleupidiine Carabid Beetle From India

P. J. Darlington

The Defensive Behavior of Pterinoxylus Spinulosus Redtenbacher,a Winged Stick Insect From Panama (Phasmatodea)

Michael H. Robinson

Studies on Neotropical Pompilidae (Hymenoptera) IV. Examples of Dual Sex-Limited Mimicry inChirodamus

Howard E. Evans

Cave Carabidae (Coleoptera) of Mammoth Cave, Part II.

Thomas C. Barr

Studies on North American Carboniferous Insects. 5.Palaeodictyoptera and Megasecoptera From Illinois and Tennessee,With a Discussion of the Order Sypharopteroidea

F. M. Carpenter

Predatory and Sexual Behavior of the Spider Sicarius(Araneae: Sicariidae)

Herbert W. Levi

Studies on the Systematics of the Berothidae, Part I: aRedescription of the Genus Sphaeroberotha Navas, With a Critiqueof the Taxonomic Characters Used in the Berothinae (Neuroptera)

Ellis G. MacLeod

The First Mesozoic Ants, with the Description of a New Subfamily

Edward O. Wilson,Frank M. Carpenter,William L. Brown

A New Omophron and a New Siagona From the Philippines (Coleoptera:Carabidae)

P. J. Darlington

A New Pheidole With Reversed Phragmosis (Hymenoptera: Formicidae)

William L. Brown

A New Species of Trachysphyrus From the Andes of Ecuador(Hymenoptera, Ichneumonidae)

Charles C. Porter

Cretaceous Insects From Labrador I. Geologic Occurrence

Erling Dorf

Cretaceous Insects From Labrador 2. A New Family of Snake-Flies(Neuroptera: Alloraphidiidae)

F. M. Carpenter

Barriers to Gene Flow in Natural Populations of Grasshoppers I. the Black Canyon of the Gunnison River and Arphia Conspersa.

Robert B. Willey,Ruth L. Willey

Cretaceous Insects From Labrador 3. a New Genus and Species ofTermite. (Isoptera: Hodotermitidae)

Alfred E. Emerson

Studies on Free Colonies of Cryptocerus Texanus Santschi(Hymenoptera: Formicidae)

Wm. S. Creighton

Species of Widow Spiders in Northern Argentina (Latrodectus: Theridiidae)

L. J. Pinter

Slave-Raids of the Ant Polyergus Lucidus Mayr

Mary Talbot

Anatea, An Ant-Mimicking Theridiid Spider From New Caledonia(Araneae: Theridiidae)

Jonathan Reiskind,Herbert W. Levi

The Spider Genus Billima Simon

Herbert W. Levi

Studies on Neotropical Pompilidae (Hymenoptera) II. Genus AridestusBanks

Howarrd E. Evans

Colonizing Flights and Associated Activities of Termites. I. TheDesert Damp-Wood Termite Paraneotermes Simplicicornis(Kalotermitidae)

W. L. Nutting

Revision of the Genera Gnostus and Fabrasia (Coleoptera: Ptinidae)

John F. Lawrence,Hans Reichardt

American Spider Genera Theridula and Paratheridula (Araneae:Theridiidae)

Herbert W. Levi