Show ANCIENT RELATIVES OF CHAMBERED NAUTilUS Everyone E has seen dame clams and snails and man many have seen the shells of the pearly or 01 chambered nautilus These three kinds of shellfish represent Bent the three main classes of or the one of or the great divisions dl of the tho animal kingdom which has existed since the advent of ot life lite upon tho globe many millions of or years ealS before the age ago of man The Tho cephalopods the Cl class clans 8 which Includes the chambered nautilus are the this moat highly organized of oC the mol mol- lusks They Thov breathe b by gills and live In the sea Ver Very few tew species of ot cephalopods cephalopods cephal cephal- are arc living today but bul the remains of more mOIo than seven thousand species have been found embe embedded ded In rocks One group roup of cephalopods tho the ammo- ammo Is now extinct yet t the fossil remains of oC no less loss than five fIc thousand I species of or have hare been heen found i and dc described eribe These interesting animals ani ani- I mals mahs were once very vcrs abundant and In Inan inan an ancient geologic period ma may for a along along long time have been the masters of the I sea I I To lo the scientist these fossil cephalopod cephalopod cephalopod cephal- cephal arc are of or special value a as a'S markers of ot 11 I the geologic age gc of oC the tho beds In which I the they arc toun found th they are excellent stop stopwatches stopwatches 1 watches of geologic ic time h They y were I I so Sl hi highly hl o. o organized that tho they were I very velY sensitive c to changes in the tho conditions condition condi condl- I tion of the t seas so t that tJ they w were sere t S val val- III in luini lonn olle t IU I V un geologic lc epoch to another Itch Kuch lived li In Iti a shell that It made mal from It Its own secretions and andas andas as It grow grew it moved 1110 forward from time timeto timeto to I time ime e in Its Us growing shell hJ Ind built hullt It i l shell shelly partition behind it itself cIC In this way th the ho shell beanie bC chambered An Interesting feature of tIme the ammo ammo- is the complete record of or the ace i-ace which Is preserved C in the shell A careful careful care care- ful CuI study of or this thi and other groups has shown that animals In their individual indi development go o through the various arlou sta stages es that represent the development dc o of their thell rac race even hack back tl to their heir remote ancestors In the lie more hl highly o. o organized organ organ- an- an animals with which we e arc are familiar famil famil- lar 1 such as the eat cat the series tle-rles of changes thus recapitulate ancestral conditions and lines hues of descent takes taken place in miniature In the embryo embro and nd leaves heaves no permanent record that can tan be easily recognized In the animal after birth In the s a series of changes chanes IF is recorded in the thc shell which can bo be studied through all stages os from Crom tho the adult back to the embryo embro b by carefully carefully care care- tUll fully cutting awa away the outer whorls Tho The reached the climax of or their development in the Triassic lc pe period period pe- pe nod though the group was well represented represented represented throughout the Jurassic and Cretaceous time Professional Paper 83 by James Perrin Perrin Per Per- rin Smith published b by the United States geological survey department of or orthe I the Interior contains detailed ions of ot tho the species of or and other oUter marine Invertebrates that w were re ln lI living in North America California and I Nevada during the Middle l Triassic time The book which Is a professional and technical publication contains ij pages s and is illustrated by hY 99 plates showing specimens s of the fauna f of oC that time lime A COP copy will be sent free on application application ap ap- ap- ap to the director United Unite States geological sur survey Washington D. D C. C t I I I I U OIL STOCKS Oil Fellin OO sluices at S 8 centi CAS time the only In iii time the of li The 10 quota quotations l were rep ai 1 follows I loJ I I I nIt i 1 iBl AFt Bl Bh Bear 2 o 0 W. W l UI 1 inI 55 5 41 Xo No C It S 62 nos Bos Wo t 2 I 23 09 y ii IH Blackfoot o 02 Okmulgee 00 C. C 1 Ot O z Ol OS IS Colour louT 16 20 IB 15 23 a Stub 11 15 Ilasin 60 C. C is S. S C. C ret ct li 17 26 i 6 62 71 SInclair 35 7 Gt ct O 02 03 IJ U. U O. O R. R S Co C G. G Ruck fluek W W. River 22 23 II WIo O 04 06 6 Jupiter 11 14 W. W d' d Esp 2 90 00 Cre Oil 50 55 LI Liberty 07 10 49 Ui M. M Annex Tr Iet 10 0 1 Merritt t rr It t OO Wyo t OI O 06 Mw Not l. l U. U W. W Con Comm 23 I 18 tS lw 10 SAN S. FRANCISCO CISCO QUOTATIONS Time The quotatIons were u. u oyer r tim Bro p wire I I I Alii I I xE I I. AtlAnta ro 09 I 11 Con Cnn Va a 07 05 01 Booth 04 01 OJ 05 1 OS 01 1 ro 9 JUne HIlle 01 02 II Nor i I O OC C. C O. O D OJ 03 MexIcan 10 I 1 1 R Corn Com Fr 62 ro 01 Ophir 12 I 13 Baby OJ 03 S S. S Nei S M I 10 USa Dia D. D D. D 02 UnIon 95 97 Florence 16 li 17 C nYc nT 11 I 12 if ca Con Con 1 Ic G Q Queen ft 02 03 Gt at Bend os 06 lioi 1101 nut But 60 Q 03 01 C 9 10 Jurn Jum l 1 1 17 M. M P. P Eit 06 CT Ii rl 03 1 04 1 15 1 TI Tier er 01 1 it 0 O. O I M 51 01 cr 02 X N. Star O 00 6 Ci flit I our 05 01 sam 16 18 11 I H. H Union 01 re 02 f 03 10 1 G. G l e 01 01 ITon Elt 10 1 60 Man ao Co Con 10 12 12 V. V End End 6 S j Man Dox 01 02 0 Z N. Hills 4 w 1 It 10 I I Ii I n. n ito 23 3 2 v. v Cap 43 46 6 W. W 16 1 NEW NEV TOnIC cun Th following quotations were re received ed U es esterday oTer Badger Uro wire nire I Bid I i I 1 I J k HI Cot 10 0 t 1213 W 60 Cat Cal J r. r 10 Emma C. C 3 1 71 Jer 5 2 Ely Elf Con ot 04 07 m mUrd lied Urd W. W 0 Iron n. n 4 1 Cre son i 75 B D. D S. S Magma 1900 3 hay II H. Hecla 3 40 Stewart HewArt 12 i 25 i S. S 4 40 Tom Tono I- I iro IUn a C. C 25 t 3 United l- l 3 jy 4 Oil U. U i. i N. N r. r o II lc i. 10 3 s j 75 tW Pac LaC Oas las SO SI M. M 6 70 7 BOSTON Tere Je es The quotations over Uros Ire tS AIo I DId I Alt I I I 5 I fling M. M I 1 9 U. U V. V 00 flost Q t. t 11 Ily 50 ro O IL Utah M. M 1 10 2 Thief C. C 1 m Utah Coo Con 11 rI 1100 I D. D L Utah p. 1 1 2 Y F. B B. B 2124 11 S I. I I nutte Ut 90 ti V. V f X N. N Butte 1 1500 OO Majestic l 2 1 11 U Nay av P. P j 25 1 S Pail 1 00 Pub C. C b 95 5 1001 a. a 1 IS 13 S. S Utah 14 11 1 |