STRAY NOTES ON THE NOCTUJE 



By J. W. TUTT, F.E.S. 



Price One Shilling. 



VARIETIES AND ABERRATIONS. Varieties of one area = aberrations of another 

 Local races peculiar to Britain True distinction between varieties and 

 aberrations. TYPES. Types as indicative of a local area Types as indicative 

 of the whole area of distribution of a species Scientific usage of the term 

 Criticism of its use by certain authors. NOCTU^E IN THE BRITISH MUSEUM 

 COLLECTION. Erroneous naming in this collection Breaking up of scientific 

 collections Mr. Butler's Notes on the Synonymy of the Noctuites' Mr. 

 Butler's criticism of Zeller criticised Mr. Butler's union of Leucania straminea 

 and L. pollens Helotropha referred in this collection to Calcena, Cerastis and 

 Mamestra Criticism of Mr. Butler's remarks on Xanthia, &c. IDENTICAL NORTH 

 AMERICAN AND BRITISH NOCTU^E. REPRESENTATIVE NORTH AMERICAN SPECIES. 

 Scientific remarks on " representative " species by A. B,. Grote, M.A. (original 

 paper) Value of genitalia as a means of testing species. IDENTICAL JAPANESE 

 AND BRITISH NOCTU.E. CLASSIFICATION. Generic and specific names Arrange- 

 ment of genera as showing relationships Criticism of the methods of Guenee, 

 Staudinger (Lederer) and Grote Comparison of the various systems Relation- 

 ships of the Cymatophoridce and Bryophilidce Separation of Leucania and Nona- 

 grid Proposed sub-division of Xylinidce Position of the Plusidce Union of 

 the Apamidce and Hadenida The position of the Delto'tdes Aberrant Noctuid 

 species, &c. 



To be obtained from the AUTHOR, EAYLEIGH VILLA, WBSTCOMBE HILL, 

 BLACKHEATH, S.E., for I/-. 



Secondary Sexual Characters in Lepidoptera 



By J. W. TUTT, F.E.S. 



Price One Shilling 1 . 



Deals with sexual differences apart from the Sexual Organs Darwin's 

 theory of Sexual Selection ANTENNA "Assembling" Origin of Pectinated 

 Antennae SCENT GLANDS AND PATCHES Probable causes of success in " Assem- 

 bling" Scudder's remarks on "Assembling" Peculiar attractive influence in 

 Hepialus Scent glands classified according to probable use ABSENCE OF WINGS 

 Probable causes of the apterous and semi-apterous condition Protective re- 

 semblance in Orgyia antiqua, Anisopteryx cescularia, etc. Pysche and partheno- 

 genetic reproduction Activity of males and passivity of females SIZE Males 

 and females equal in size Males larger than females Females larger than 

 males Comparison between size of wing and devolpment of abdomen SHAPE 

 Connection between sexual difference in shape and size SCALE PATCHES IN THE 

 MALE In Theda, Colias, Argynnis, Pamphila, Eucosmia Tufts on sides of abdo- 

 men " Fan-footed " Delto'ides and "Waves" FOLD OF WING MEMBRANE Costal 

 fold in Tortrices Extra winglet in Lobophora VENATION LEGS " Fan-footed " 

 Delto'ides, etc. Aborted hind legs in Hepialus Fore- legs of Lycewidce, Erycinidce, 

 etc. Orgyia and Pysche COLOUR Sexual selection in Hepialus in butterflies 

 Darwin's and Wallace's theories compared Polyommatus and Lyccena In Lyccena 

 the blue the older form Males smaller and darker than the female Males 

 larger and paler Males smaller and paler Males larger and darker Spread of 

 colour in the larger sex Surplus energy as a source of colour Pigments as 

 waste products Geddes' and Thomson's theory Connection with Protective 

 resemblance" and "Natural selection" Influence of heredity Criticism of 

 Scudder's remarks on underside variation Connection of primary and secondary 

 characters Ci iticism of Geddes' and Thomson's remarks SECONDARY CHARACTERS 

 CONNECTED WITH OviposiTioN Drs. Wood and Chapman's discoveries Egg-laying 

 and pouch-cutting of Micropteryx, etc. Different kinds of cutting organs. 



To be obtained from the AUTHOR, KAYLEIGII VILLA, WESTCOMBE HILL, 

 BLACKHEATH, S.E., for I/-. 



