570 BULLETIN 92, UNITED STATES NATIONAL MUSEUM. 



GRAPTOLITHUS OCTOBRACHIATUS Hall. See Dichograptus octobrachiatus. 

 GRAPTOLITHUS OCTONARIUS Hall. See Dichograptua octonarius. 

 GRAPTOLITHUS PATULUS Hall. See Didymograptus patulus. 

 GRAPTOLTTHUS PENNATULUS Hall. See Didymograptus pennatulus. 

 GRAPTOLITHUS (DIPLOGRAPTUS) PEOSTA Hall. See Diplograptus peosta. 

 GRAPTOLITHUS PRIODON Barrande. See Monograptus priodon. 

 GRAPTOLITHUS PRIODON Chapman. See Monograptus clintonensis. 

 GRAPTOLITHUS PRISTINIFORMIS Hall. See Diplograptus dentatus. 



GRAPTOLITHUS PRISTIS Hall (part). See Diplograptus foliaceus, D. foliaceus acutus, 

 D. foliaceus incisus, Glossograptus (Orthograptus) quadrimucronatus, and Diplo- 

 graptus peosta. 



GRAPTOLITHUS PUTILLUS Hall. See Climacograptus (Mesograptus) putillus. 

 GRAPTOLITHUS QUADRIBRACHIATUS Hall. See Tetragraptus quadribrachiatua. 



GRAPTOLITHUS QUADRIMUCRONATUS Hall. See Glossograptus (Orthograptus) quadri- 

 mucronatus. 



GRAPTOLITHUS RAMOSUS Salter. See Dicranograptus rectus. 



GRAPTOLITHUS (DIPLOGRAPSUS) RAMOSUS Chapman. See Dicranograptus ramosus. 



GRAPTOLITHUS RAMULUS Hall. See Temnograptus? ramulus. 



GRAPTOLITHUS (CLIMACOGRAPTUS) RAMULUS White. See Dicranograptus nicholsoni 

 whitianus. 



GRAPTOLITHUS RICHARDSONI Hall. See Holograptus? richardsoni. 

 GRAPTOLITHUS RIGIDUS Hall. See Clonograptus rigidus. 

 GRAPTOLITHUS SAGITTARIUS Hisinger. See Didymograptus- sagitticaulis. 

 GRAPTOLITHUS (PRIONODUS) SEDGWICKII DISTANS. See Monograptus distans. 

 GRAPTOLITHUS (MONOPRION) SERRATULUS Hall. See Didymograptus serratulus. 

 GRAPTOLITHUS SEXTANS Hall. See Dicellograptus sextans and D. sextans exilis. 

 GRAPTOLITHUS SIMILIS HALL. See Didymograptus similis. 

 GRAPTOLITHUS SPINULOSUS Lapworth. See Glossograptus ciliatus. 

 GRAPTOLITHUS SUBTENUIS Hall. See Didymograptus subtenuis. 

 GRAPTOLITHUS TENTACULATUS Hall. See Retiograptus tentaculatus. 



GRAPTOLITHUS TENUIS Portlock (part). See Leptograptus annectans and Didymo- 

 graptus subtenuis. 



GRAPTOLITHUS WHITFIELDI Hall. See Glossograptus whitfieldi and Lasiograptuf 

 bimucronatus. 



GRAPTOLITHUS WHITIANUS Miller. See Dicranograptus nicholsoni whitianus. 

 GRAPTOPORA SOCIALIS Salter. See Dictyonema flabelliforme. 



