Xiphosura, etc. 



97 



3031 



OleiullKS tri(ri)ia>ii n. sp. Alberta, 

 Cambrian. Walcott. 19249. 



ProetHS priuceps n. sp. Illinois and 

 Missouri, Silurian. Savage. 10157. 



Flerygometupns nn. spp. Iowa, Orilo- 

 vician. Slocom. 10191. 



Sphaerocoryphe maqiioJcetensis n. sp. 

 Iowa, Ordovician. Slocom. 10191. 



Wainuria ncridens n. sp. Alberta, 

 Cambrian. Walcott. 10249. 



2831.55 UFFER PALAEOZOIC. 

 Genekal. 



Clarke and Swartz. 9846. 'J'rilubita 

 [of tbe Upper Devonian deposits of 

 Maryland]. 



Richter. 10150. Devonische Trilo- 

 biten. (2. Oberdevonische Proetiden.) 



Special. 



Bronteus. Gortani. 9940. 



Call/mere. Gortani. 9940. 



Cyalhnspis austntlis Obern, n. sp. 

 Maryland, Devonian. Ohern and May- 

 nard. 10104. 



Cyrtosymbole n. gen. et spp. Mittel- 

 europa, Devonian. 'Richter. 10150. 



Dalmanites nn. sp]i. Maryland, De- 

 vonian. Ohern and Maynard. 10104. 



Gortani. 9940. 



Drevermaniiia n. gen. et spp. Mittel- 



europa, Devonian. Richter. 10150. 



EiiproetHs n. sub-gen. et spp. [Proeius). 

 Deutschl., Devonian. Richter. 10150. 



iirarylandicus Prosser, n. sp. 



AFaryland, Devonian. Prosser and Kindle. 

 10143. 



pahiccus n. sp. Illinois, De- 



V(inian. Savage. 10156. 



Homnloiiofus swartzi Obern, n. sp. 

 Maryland, Devonian. Ohern and May- 

 nard. 10104. 



PioetHs nn. spp. Mitteleuropa, De- 

 vonian. Richter. 10150. 



Pteroparia n. gen. et sp. Deutschl., 

 Devonian. Richter. 10150. 



'Vyplilnproetus n.gen. et ^i^.mlcrodiscus. 

 Karuiscbe Alpen, Devonian. Richter. 

 10150. 



3031 ARACHNIDA. 



3031.55 VPPER PALAEOZOIC. 



Anthincomartus tfianyulaiis n. sp. 

 Nova Scotia, Carboniferous. Petrunke- 

 vitch. 10129. 



Architdvhut minor n. sp. IlliiK.is, Car- 

 boniferous. Petrunkevitch. 10129. 



Areomarhis n. gen. et spp. West 

 Viruiuia, Carboniferous. Petrunkevitch. 

 10129. 



Arthrohjcosa (Iniithi n. sp. Illinois, 

 Carboniferous. Petrunkevitch. 10129. 



Discotarhus n. gen. et sp. Illinois, 

 Carboniferous. Petrunkevitch. 10129. 



Eoctonus n. gen. et sp. miniatus. Il- 

 linois, Carboniferous. Petrunkevitch. 

 10129. 



Eoscorpius nn. spp. Illinois, Carboni- 

 ferous. Petrunkevitch. 10129. 



GeraUnuri nn. spp. Illinois, Carboni- 

 ferous . Petrunkevitch . 1 1 2 9 . 



Geratarlms miiintns n. sp. Illinois, 

 Carboniferous. Petrunkevitch. 10129. 



Hetero'arbidae n. fam. Illinois, Car- 

 boniferous. Petrunkevitch. 10129. 



Hettrofarbiis nn. gen, et sp. oratKs. 

 Illinois, Carboniferous. Petrunkevitch. 

 10129. 



Holoteryidae n. fam. Illinois, Car- 

 boniferous. Petrunkevitch. 10129. 



J{mlayachne coinca n. sp. Illinois, 

 Carboniferous. Petrunkevitch. 10129. 



Metatarhus n. gen. et sp. triaiigulnris. 

 Illinois, Carboniferous. Petrunkevitch. 

 10129. 



PalaeobiUhtis n. gen. et sp. Illinois, 

 Carboniferous. Petrunkevitch. 10129. 



PaJaeopisthacanthiis n. gen. et spp. 

 Illinois, Carboniferous. Petrunkevitch. 

 10129. 



Pohjochera qlabra n. sp. Illinois, Car- 

 boniferous. Petrunkevitch. 10129. 



Protophrynusn. gen. et sp. carboncrins. 

 Illinois, Carboniferous. Petrunkevitch. 

 10129. 



I'rotopilio nn. gen. et spp. Illinois, Car- 

 boniferous. Petrunkevitch. 10129. 



Prot<isolpuga n. gen. et sp. carboiuiria. 

 Illinois, Carboniferous. Petrunkevitch. 

 10129. 



J'helyphrynHs n. gen. et sp. eloiiyati(i. 

 Illinois, Carboniferous. Petrunkevitch. 

 10129. 



Trigoi.omartusn. gen. Petrunkevitch. 

 10129. 



Trigonoscr»pion. gen. etsp. americauus. 

 Illinois, Carboniferous. Petrunkevitch. 

 10129. 



Iriyouotai-bim nn. spji. Illinois. Car- 

 boniferous. Petrunkevitch. 10129. 



