109 research outputs found

    Type species of Tasmanian shells unrecorded in the "Census of Tasmanian Shells."

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    Having, in the course of my researches in the bibliography of Australian Mollusca, noted that some specific names, founded on Tasmanian types, are not referred to in the conchological papers contained in recent issues of the Society's transactions, I have thought some utility may be served by their publication. They are not necessarily addenda to the "Census" by the Rev. J. E. Tenison-Woods, as it remains to be ascertained whether they are applicable or not to good species, and if to good species then whether they have priority or not over others already enumerated in the "Census." This task I relegate to the author— a "Revised Census." To the following list I have appended references to the authorities for the specific names, and the localities of the type-specimens

    On the classificatory position and synonyms of Eatoniella rufilabrtis

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    The subject of this communication, which has long been known as Bithynia, or Tatea huonensis, though another specific name has priority of fourteen years, has hitherto been handed about from genus to genus without finding a resting place. For some years past I have been convinced of the incompatibility of its reference to those families under which it has been placed its location under Rissoininae was the first step which led me to its present classificatory position in the genus Eatoniella. The main portion of this essay was written twelve years ago, but the desire to fully work out the anatomical characters has always been my plea for postponement of publication now, however, the opportunity of addressing the conchologists of Tasmania, who have most materially contributed to the bibliography of the species, cannot be resisted, though further study in the direction indicated is still very desirable

    Notes of a critical examination of the Mollusca of the older tertiary of Tasmania, alleged to have living representatives

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    Mr. R. M. Johnston, in Proc. Roy. Soc, Tasmania, 1880, p. 31,gives a list of Table Cape fossils, which have been referred to existing species. As I think that some of them have been incorrectly identified I am desirous to give explanatory reasons for the adoption of other names. Before doing so, I may remark that in my presidential address to the Royal Society of South Australia, vol. ii., p. lvi., 1879, I gave a list of 24 living species of various classes which existed in the Australian seas during Eocene and Miocene times, five of the molluscs are included in Mr. Johnston's list; moreover, I stated that "other fossils have been referred to living species—to Trivia Europoea, Leiostraca subulata, Lima subauriculata, Liotia lamellosa, etc., but competent authorities have not confirmed these identifications." In the accompanying table I have set side by side the Table Cape fossil species and the recent forms with which some of them have been confounded; the names of the fossil species represented in living creation are printed in italic

    On the community of species of aquatic Pulmonate snails between Australia and Tasmania

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    Discussion on the classification of several shells. A revision of the nomenclature of the freshwater shells of Australia is urgent, and I venture to offer my help in instituting a critical comparison of the Tasmanian species, inter se and with continental forms. For this purpose it is absolutely necessary that the collections submitted for examination be large and varied. Limnaea huonensis (Tenison-Woods). Tenison-Woods, in his paper on the freshwater shells of Tasmania (Proc. Roy. Soc, Tasmania, for 1875), describes four species of the genus Limnaea. The new locality for L. huonensis is on marshy ground, produced by the issue of freshwater from beneath the sand dunes which line the margins of the backwaters of the estuary of the River Glenelg. Amphipeplea papyracea. Reference—Limnoea papyracea—Tate, Trans. Roy. Soc, S. Aust., vol. iii., p. 103, t. 4, f. 5, 1880. Amphipeplea papyracea —Tate, id., vol. iv., p. 140, 1881. A. papyracea was originally described from dead shells obtained from a dried pool at Penola, S. Australia, but a year later it was taken alive in the reed beds, near Adelaide, and a study of the animal brought about the new generic appellation. Gundlachia petterdi (Johnston). Locality-the hill-streams of the Mount Lofty Range, near Adelaide

    On the Australian pectens confounded with the New Zealand p. laticostatus. (gray)

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    The only species of the section Vola, inhabiting New Zealand-waters, is generally known under Gray's name of P. laticostatus, to which is referred P. Novae Zelandiae, Reeve, as a synonym; but neither names should be employed, inasmuch as the first is pre-occupied by a Lamarckian species fossil in Pliocene Strata in Italy, and the second by another New Zeahtnd species, established by Gray. Eastern Australia, Tasmania, and South Australia have each a species of Vola, which has been confounded with that belonging to New Zealand. The specific differences between these species may now be detailed as follows: - P. LATICOSTATUS is distinguished by its broad, flat, smooth ribs with perpendicular sides, two and one-third times broader than the flat furrows. P. MERIDIONALIS has the ribs convexly depressed, concentrically lamellose, and with 1, 3, or more radial sulcations; the furrows are concave, and as wide or a little wider than the ribs

    Description of new species of mollusca of the upper eocene beds at Table Cape

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    Potamides pyramdiale. Locality Table Cape. R. M. Johnston (one ex.). This species differs from the living P. ebeninium in its relatively much greater width, in the nodulations being on the anterior half of the whorl instead of medial, and in its coarser spiral ornament. Potamides semicostatum-In other respects, this species resembles. P. pyramidale-Locality Table Cape, R. M. Johnston (six exs.). Torcula Murrayana.Localities Table Cape. R. M. Johnston (six exs.). Very abundant in the middle and lower beds of the River Murray Cliffs from Overland Corner to Blanchetown; also at Muddy Creek, Corio Bay, and Schnapper Point (R.T.). Turritella tristira. Locality Table Cape. R. M. Johnston (one example). Leiostraca Johnstoniana-Syn.—Eulimella subulata, Tenison-Woods (non Mont,). Localities Table Cape. R. M. Johnston. River Murray Cliffs, near Morgan, S. Aust.; Muddy Creek, Victoria. R. Tate. Cyclichna woodsii. Syn.—C. arachis. Tenison-Woods (non Quoy). The above definition is drawn from a Table Cape specimen identical with that which Tenison-Woods referred to the living species C. arachis of Quoy. Chamostrea crassa. Locality Table Cape. R. M. Johnston (two examples). Corbula ephamilla.Localities Table Cape. R. M. Johnston. Abundant in the calciferous sand-rock of the River Murray Cliffs, near Morgan, and in the contemporaneous deposits at Muddy Creek. (R.T). Lucina planatella-The fossil has no close ally among living congeners. Chione (Timoclea) hormophora.Locality Table Cape. R. M. Johnston (a left valve). Chione (Tinoclea) dimorphophylla -Length, 58; breadth, 45; thickness, 32 millimetres. Lima jeffretsiana-Syn.—Lima subauriculata, Tenison-Woods (non Mont.).Localities Table Cape. R. M. Johnston. Yorke Peninsula, Aldinga, River Murray Cliffs, Muddy Creek and Schnapper Point, Hobson's Bay. E. Tate. The majority of the new species have considerable analogy with recent congeners; but especial interest attaches to the existence in a fossil state of the genus Chamostrea, hitherto represented by a single species proper to South-eastern and Southern Australia and to Tasmania

    On some Australian slugs, chiefly Tasmanian

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    Slugs have long been known to inhabit various parts of the Australian colonies, and their existence is, year by year, becoming more and more unpleasantly familiar to the gardener and floriculturist. The naturalist has, however, paid little attention to them

    Sustainable Mobility for Rural Small University Towns

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    How can all of the emerging changes in transportation affect a small rural University town? This panel will discuss the opportunities and the drawbacks to automated vehicles, shared vehicles, electric, and solar powered vehicles. The panel will be comprised of various academics and professionals involved with these new transportation changes
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