CONTENTS. XIU 



PAGE 



Beown, G. D. — Use of the Chitinous Element in Classification .. .. Part 2 381 



VxGELius, W. J. — Morphology of the Bryozoa Part 3 438 



Leidy, J. — Urnatella gracilis „ 439 



HiNCKS, T. — New Polyzoa „ 439 



Hakmee, S. F. — Structure and Developinent of Loxosoma Part 4 631 



MacGilliveay, P. H. — Australian Bryozoa .. . . „ 633 



Waters, W. — Use of the Avicularian Mandible in the Determination of 



the Chilostomatous Bryozoa Part 5 774 



Lankester, E. E. — Polyzoa „ 797 



OsTEOUMOFT, A. — Metamorphosis of Cyphonautes „ 798 



y. Brachiopoda. 



ScHULGiN, M. A. — Argiope Eowalevskii Part 1 49 



JouBiN, M. — Digestive and Beprocluctive Organs of Crania Part 2 233 



Blochmann, F. — Brachiopoda Part 3 440 



JouBiN — Anatomy of Crania Part 4 633 



Arthropoda. 



a. Insecta, 

 Cheshire, F. R. — The Apparatus for Differentiating the Sexes in Bees 

 and Wasps. An Anatomical Investigation into the Structure of the 



Receptaculum seminis and adjacent parts. (^Plates I. and II.') . . Part 1 1 



Chatin, J. — Appendages of the Jaw of Mandibulate Insects „ 50 



Eadoszkowski, O. — Copulatory Apparatus of Male Bombus „ 50 



Kaiser, W. — Luminosity of the Gloiu-worm „ 50 



Cholodkovsky, N. — Testes of Lepidoptera „ 51 



„ „ Malpighian Vessels of Lepidoptera „ 51 



Coveedale, G. — Action of Ammonia upon Lepidopterous Pigments .. „ 52 



Osten-Sacken, G. R. — Comparative Chsetotaxy „ 52 



WlLLiSTON, S. W. — Edible Dipterous Larvx from Alkaline Lakes .. „ 53 



Patten, W. — Development of Phryganids „ 53 



WiTLACZiL, E. — Development of Aphides ,, 53 



Anthony, J. — Structure of the Tongue of the Blow-fly . . ,, 174 



LowNE, B. T., & S. J. HiCKSON — Compound Vision and the Morphology 



of the Eye in Insects Part 2 234 



Adolph, E. — Wings of Hymenoptera „ 234 



CAMEsojii's (Y.) British Phytophagous ffymenoptera Part 3 440 



TiCHOMiROW — Composition of the Ova of Bombyx ,, 441 



Davidson, J. — Influence of some Conditions on the Metamorphosis of the 



Blow-fly 441 



Barthelemy, a. — Head and Mouth of the Larva of Insects „ 441 



FoREL, A. — Sensorial Organs of the Antennse of Ants „ 441 



Poletajew, N. — Spinning Glands of Saw-flies „ 442 



Beauregard, H. — Alimentary Canal of Insects „ 442 



DiMMOCK, G. — Scales of Coleoptera „ 442 



ScHiMKEwiTSCH, W. — Change of Sarcopsylla penetrans through Para- 

 sitism „ 447 



„ „ New Genus of Sarcupsyllidse. ., „ 447 



Osborne, J. A. — Embryology of Botys hyalinalis „ 447 



Wills, L. — Developmental History and Morphological Value of the Ova 



of Nepa cinerea and Notonecta glauca „. 447 



