nematodes of genus Physaloptera, 53, 

 232, 415— reappointed, 1922-23, vii.— 

 summary of year's work, v. — see Ex- 

 hibits. 



Sphaerococcus lean on Belah, exhibited, 

 xxvi. 



Steel, T., Chemical notes — general, 441 

 — see Exhibits. 



Symbiosis. Studies in, 293, 319. 



Tahanidae, Notes on Australian, 245. 



Termite, new Australian, 275. 



Termites, Descriptions and biology of 

 some North Australian, 142. 



Termites, new species of Mordellistena 

 parasitic on, 346. 



Tiegs, 0. W., elected a member, xxi. — 

 see Johnston and Tiegs. 



Tillyard, R. J., Mesozoic Insects of 

 Queensland, Part ix., 447 — New Per- 

 mian Insects from Belmont, 279. 



Tipulidae, new or little known Austra- 

 lian, 581. 



Tisiphone, account of breeding experi- 

 ments with, ix. 



Trematodes, new gyrodaetyloid, Irom 

 Australian Fishes, 83. 



Tricliostrongylus extenwatus, exhibited, 

 xxxi. — insiabiUs, exhibited, xxsi. 



Trichiiris ovis, exhibited, xxxi. 



Trilobite.s, two new, 535. 



Troughton, E. le G., see Exhibits. 



Turner, A. J., Revision of Australian 

 Lepidoptera, 348 — Some Australian 

 Moths from Lord Howe Island, 439. 



Turner, F., see Exhibits. 



Walkom, A. B., Summary of year's re- 

 search, vi. 



Wardlaw, H. S. H., Effect of suspended 

 respiration on composition of alveo- 

 lar air, 545. 



Waterhouse, G. A., Account of breeding 

 experiments with the satyrine genus 

 Tisiphone, ix. — Necessity for Zoologi- 

 cal Survey of Australia, vii. — Presi- 

 dential Address, i. — see Exhibits. 



Welch, M. B., Occurrence of oil glands 

 in barks of certain Eucalypts, 428. 



Whale, intracranial cast, exhibited, xxx. 



Zoological Survey of Australia, Neces- 

 sity for, vii. 



(b) BIOLOGICAL INDEX. 



Synonyms are printed in italics ; new names in sm.UjL capitals. 



Acacia . . . . 8, 216, 218, 267 



adunea 214 



aneura 267, 403 



armata 211, 214, 217; 411, 



413 



Baileyana .. .. 17, 213-4 



calamifolia 18 



Cambagei 445 



decurrens 211, 409a-b, 411 



var 409a 



var. dealbata . . 409a-c 



var. mollis 14. 212-4, 



405-6, 409c, 411, 413 



var. normalis 409a, 409e 



var. pauciglandulosa 213- 



4, 218, 412-3 



exocarpioides . . . . xxiv. 



floribunda . . . 213-4, 413 



Havilandi ^ .. 18 



implexa Iv, 213-4 



juncifolia xxvi. 



var. planifolia . . . xxvi. 

 linifolia 213-4, 409b, 409c 



Maideni 412-3 



melanoxylon 17, 409, 409a, 

 409e 



moUissima 409 



neura 18 



pennmervis 412-3 



var. falciformis 409a, 



409c 



polybotrya var. foliolosa 



412 



prominens 213-4 



pulchella 203 



pycnantha 513 



sp 409b 



subtilinervis xxix. 



Acanthiza 21 



chrysorrhoa . . . 21-2, 138 



lineata 138 



pusilla 138 



