( cxxxix ) 



Synepigonic series of Papilio cenea (1902-3) and Hypolimnas misippus (1904), 

 677. 



Syrphidse from New Forest, exhibited, Isxii. 



Tachinid Fly, mimetic, exhibited, Ixv. 



Tachys parvulus, exhibited, xxxix. 



Tectocoris lineola, var. hanksi, Don., egg-protecting habit of, 483. 



Tetropium fuscum, exhibited, liv. T. castaneum, exhibited, Ixxxiii. 



Thysanurid, gigantic species of genus of, exhibited, v. 



Tineid moth from Ceylon, remarkable larval cases of, exhibited, xxxix. 



Treasurer, Election of, xxxix. 



Triphiena comes, two generations of, exhibited, viii. 



Troides vieridionalis. Roths., exhibited, i. 



Tropiphorus, specimens of genus of, exhibited, and note upon, vi. 



Tusser silk moth, drawings of development of pupal wings of, exhibited, 

 Ixxxiv. 



Vanessa polychloroi^, pairing of, xlv. 



Vanessa urticai, note on cryptic ova of, xli. Courtship of, notes on the, 

 xlii-xlvi. 



Vanessidae, time of pairing of, in Britain, xlii-xlvi. 



T'espa (jermanica, rarity of, in Majorca, 609. 



Vice-Presidents, nomination of, i. 



Volucella, significance of the mimicry of Aculeates by, 663-665. 



Volucella homhylans generally unnoticed by its model Bomhus terrestris when 

 compelled to enter the nest, 663 ; oviposition of the banded var. mystacea 

 observed in the nest of the red-tailed Bomhus derhamellus, 664 ; move- 

 ment of anterior legs mimetic of the warning attitude of Bomhus, 664. 



Volucella inanis safely approaching the nest of its model, the wasp, 663. 



Warble fly, pairing habit of, xxv ; correction, liii. 



What is a Species ? discussion, xiii-xvii. 



Wing-markings in Lepidoptera as specific characters, 72. 



Xanthand)~ws comotus, mentioned, Ixx. 



Xylocopa fenestrata, F., figured, Ixxxvii. 



Xylocopid model of Asilid fly, photograph of, exhibited, and figured, Ixxxvi-vii. 



Zanclognatha tarsipennalis, scent of, mentioned Ix. 



