356 Dr. H. A. Nicholson on the Distribution of Graptolites. 
Table showing the Geological Distribution of the Species of 
Graptolitide in Britain. 
: Ss ole ay Fe 
D1 m @ | | SS : 
~ 4 
a2 2 | (E| ES 
Species. gO |S \8 jas EE 
Slee AIA sii IS Hi} 
Sia 2|S|ahs|2/ 5/3/3518 
Ste SB |B sle| 219 |5  & 
Bae PSHPelyPp 
Dictyonema sociale, Salt. ...........+ *% 
PLAGUE ELBIT ) ican ofa sera pica ya were rial tse ell Get * 
Dichograpsus Logani, Hall........ 2..)..| 
PAULIN SIVICH ars ele aterci treed psiloc salle ae 
octobrachiatus, all cr. nies ses ae he sae 
MPI CULALUS  LVUCBs. Ve ates shaly atajn Lioie ls eer ea 
Tetragrapsus bryonoides, Hall ........ Srl ce 
CRUCIEL PELE. seo tues Gs vis die oan alliage 
Pena te LON Ge byes a biviareseeces fete soll & 
quadribrachiatus, Hall............ + ll ate 
Phyllograpsus angustifolius, Hall ...... sola 
TiO Th la Flos eine ego pan OOM OOo Sole 
Dendrograpsus Hallianus, Prowt........ eae ae 
HEX UOSUSH LAL saris: sm eiclclchatisienstateas. alters lardlrae: 
Climacograpsus antennarius, Hall...... aie 
PICONDIS GLAU AT elt eye abate sv alae Wee e iinet | 
Gere tuseulus, F108. ois'2 vie,0 10.0 sarah) os --l og lela lel x 
Up eTCMAUBLNeCH.. fe.<.5 cles ars, s erates a * 
Diplograpsus acuminatus, Nich......... a «| x 
angustifolius, Hall.....sssesereees 5 als |[ 
COWIE, GRE Ioty sa larile sinha ola Rieke ess eran 36\Pmcros fo tes 
confertus, Nich. .... AS SEE CANCEO a oilarol Ph alu exoloniles 
Harknessit,:2Vechi., assis we bse 2) a vaaletet tere ee 
MUCTONAGUS, FLAW os ea nls ie 2 +oolool| 63 esibeoalles 
HLOUOSUIS, LONMM crcrarals 2101 ste eels o- ety eearatal (Sra 
palmeus, Barrande (=D. folium,His.))..| .. |. .|%| x 
pristiniformis, Hall ........0.000. arate 
PULI SUIS OEd Ge tate ae ob oe baker eleke -teyel se eee Aol halieellosllealhe. 
Ub ts; ELON es sr kh oe ohn sie we Setell valle he stoke 
LATMATISCUS) IVECI an bores aiicyo) austen sua ley allo bararesl celica 
vesiculosus, Wich. ....ceses0cs Moctuletal Pomel uke 
Whitfieldii, Hall ....... siateuayb trocar la oil eae ee ae 
Didymograpsus affinis, Nich........... edell ae 
BUCODS NGC cxarguetoiel© ese" as) ehols Siete tl evell Ok a Se 
Mone SETA To ayes oues y ossgoustciatolertieles el ae 
Giyaricatus eLLalie eientaeis eter Sear  eitall tecetal lteter 
flaACClduUsVLLAll Wevcbteteteinerslcietatel We sell hsil gresteyil inset eae 
eerie sh Jed Necieno Sig sano dod Hau sell, a Ula 
Murchisoni, Beck ....... FE Oot ecrctoval (cial anene dfece ike 
MUUELOUIS ELA co cauctelere ies vince trs teen well. ae 
patulus, Hall....... aval taters fo ata lepatallege x |x* 
serratulus, Hall ......... Mat Ota sco Gxallonc * 
BOX LUNG EALE ale alata ks id's eras uate ew eles P leet ae | ae 
AW SAAT MS TIS. Bele yore)inijarnles say'00a50 arses * 
