DavidRoyHunter.pdf

."
appa~at"s
represent non-dellt.lculated panderodtforms.
ltat"r1al.
)Sp"'I""'"5.
BqOD'::SA n. sp.
Pi. 4, figs. ~""b. 113,b; 1'1. 14, fi~. 7; Fig. 29B, C
A
Description. Belodlnan. sp. Asppears to have a type IllbapPHatu.'lcomprl$lngbeladlntformsandeobelodiniforms.'
, '
The belodinHonns ClI" be differentiated into erect and procl1ned
for~: both ;Ith 7 t09 dentlcles on the posterior .."rgin thal begin at
the bas" of ~ cusp and contin"l upward for three q,,!'rters of its length.
TI,e ..' ....llllng edges of the element an, $harp. The basal cavity Is trlangular
and penetrates One third the len&th of theele""'nt.
The "obelodlnifonosare strongly compressed laterally and
... sharpedsed. The straight posterior edge of eheeu..pi.. "e"rp"ra]I"l
",ith, and "",re than t"tee the length of, the basal ",~rgin. The anterlnr
edge l~ cOnvex and continuously curved to the basal "'",gin.
lloth form elements hav" fine longitud.inal Striations on the
lateral faeesanda11ledlanfurroIJonth.. outersurfare.
Re"",rks.
Belodinan. sp. Ahas thegene,,,1 ch"racteri"ticsof3elodinaco"'pr......a.
but th..
b..lodlniformo:of Belodinan...p .. Ahave""",ller
B. compr'-5sa. The eobelodinlform50f Belodinan. sp. A have much longer
1_.
I1at..rl"l. 30 specimens (16 belodln! forms, l~ ..ob..lodinl for,,-s).