l Pl't'itt [)t'iVUNlAX l"l\'ll REM \INS.
159871902. No.
‘1. tn the >tu=letnn ult'lll'ttll'l‘ the layer nt' dunlirlvk I~ Illllht ('limaw teristic. The llPlIlt(‘t|‘h limo xligtitly ltt’\‘t‘lHl)P(l piin I'il\ltt|‘h \\'l|t(‘l|
ruininunirate tielnw \\'tlll lltt‘ \asviilar K‘ltlll|l\ hy the aid nt' narrow
nritir Between IliiNe dentirlex’ \w liinl iiite-rnii'rliiiry l)|||t|llt‘.\ nt' dentinv tiitrlile~. \\'l||(‘l| (’lltl‘t'gt' I‘i'niii llt'itllt‘lll'~ ill the l|ll|lt't’l}lll: mnnl NVStt'lll :iiid
r|~e amongst ttl|' >url' ‘ <li5n|irl9~.
D e s r |‘t p t i n ii. Home iii the lN‘.~l prv‘eri'ed :ind tlltlsl ('llflt‘ut‘ll’l'htlt‘
tragnients will now he descrilmd.
t. .\ ~inall fragment. (5. t. :le “ill lir‘ >‘('('Il in l’l. V. lig 'l'lii- thirknms ix mnsidoruhlv. almiit it Inni.. luil it has lH‘t‘Il I'VHI grvalvr. the lower part nl‘ the .~k«‘le|nii anhxtunre lining wanting. 'l‘tic dvntii'le" are round. the Ilttllllell‘l' lieiiig titfi} nini. 'l‘hey uric i'inhiilvrulily t||‘i'ltt‘ll and have ii lJi'uzid. rnnnded, i-eiiti'al pnint and ~tl‘Ulig |'tll\
Anntlior ijltNPly related tragnieiit lia< on the ii'linle sinaller lltfllllt‘lt'K. “11’s?! having a diameter nl' not tlttll'l' than l min In I!lll(-‘l' t‘t‘.~|rel'l~ ll agrees with tlll‘ pi'eiterliiig.
2. A larger fragnwnt is. l. 13] is I'l‘pl'tjaPIIteil in P1. V. ligs til.
'I‘tw‘length nt' this speriinen i,
I’ll iiini.. ln'i-adtli 23 min and the maximum
Ihiukiies sumPWllat fll'l'lit‘tl.
.7 min. ttltf‘ side. \\'ltl(',tl ta depile her . ' whilst the npqasite nne is‘ .‘ilinnsl lint, They \llllll‘ nii one side lltlt‘ tell in our tignre), in a tree. rounded nun-gin. whirli :ilw t) I-m'erod hy deiitirles. The latter have partly lflllL’lt ntt. lnit are very well .~lin\vn nii
the left <i¢le nl lig. unit are also \‘tlnwll greatly enlarged in fig. 2. The ttPIttlt'lE'h are Innrti smaller than in the preventing specimen.
They are ('ll 'cly .~i|ii:iled. and nhlnng rhonilmid ur oral in tnrni: iti a
rule they are more nr le.~s exlvnilvd, with the tnngitndinul axis parallel in the tree margin. 't‘liey nrv ‘ligtitly art-lied. \rittinnt zi marked point. and with laintly developed rihs. They uflon appear arranged in ili~tinctly alternating utilirlue rows 0n the true niai vin itself they are no lnngnr extended tillt are further iii. The tn-undlh til the denticles is 0 4—0.3 min. length abmit l min. the latter int-reusing now and llll’lt in the iiiin-i'
pnrtinn to 1. Several fragment) vi the same l'lltll'flt'lt‘l' u< lliiil deritwal under Z are in he found in the inalerinl.
i ii ii er Sti‘ u t't u re. By the aid nt wins nt Ittll'l'tht'Ultlt‘ ~Cl'ltllll~ (Fl. \Vl, tigs 173] t have lieen ahle tn iiii'uMIgiitv niml minutely ||i;- tragnients descrilied in :1. Fig. 7i (in thv Ii-xll giwu the sll'ltt'lllt’b‘ inure diagraiiiatiually.
The Itetltlt’les, which tll'l‘ xligtitly iii-«lied. \Vlll tw ~euii tn stand quite
rtuselv without intervening xparm: they appear tn lm alnm~| enilwdded
