ferred to different genera. Among these are: Scoloplos fSfo/op/o.sj riscri Pettibone. 1957 



Scolaricia ti/pica Eisig, 1914 becomes Scolo- becomes Orhhiia riscri (Pettibone) n. comb. 



plos (Scoloplos) li/pica (Eisig), n. comb. Scoloplos (Scoloplos) sclnuitii Pettibone, 1957 



Scolarcia haasi Monro, 1937 becomes Scolo- becomes Califia schinitti (Pettibone) 



plos (Scoloplos) Imosi (Monro), n. comb. Scoloplos (Lcodumas) finihriatus Hartman, 



Scolaricia capinisis Day. 1961 becomes Scolo- 1957 becomes Ofbiuia Jinibriatu (Hartman) 



plos (Scoloplos) capci/sis (Day) n. comb. n. comb. 



Key to genera and subgenera of Orbiniinae 

 and the species recorded from North Carolina 



1 Prostomium rounded to square in front. (0-2 foot-papillae; no 



stomach-papillae. (Nai)icris) No N.C. record 



1' Prostomium conical and pointed 2 



2 At least 5 papillae (foot-papillae plus stomach-papillae) on 



one or more posterior thoracic segments 3 



2' Not more than 4 papillae (foot papillae plus stomach-papillae 



on any posterior thoracic segment 6 



3 Neurosetae of posterior thoracic segments include one or a 



series of heavy spear-tipped spines as well as blunt hooks. 



iPhylo) " 4 



3' Neurosetae of posterior thoracic segments lack heavy spear- 

 tipped spines. (Oi'biina) 5 



4 No interramal cirrus between notopodia and neuropodia of 



abdominal segments. Heavy spear-tipped spines not always 



distinct Phylo oniatus 



4' A long interramal cirrus on anterior abdominal segments. 



Heavy spines with arrow-shaped tips Plii/lo fcli.v 



5 Branchiae from setiger 6. No interramal cirrus on abdominal 



segments Orhiuia aiucricaiia 



5' Branchiae from setiger 8-10. An interramal cirrus on abdomi- 

 nal segments Orbinia riseri 



6 Anterior thoracic neurosetae include brush-tipped setae as 



well as crenulate capillaries and sometimes blunt hooks. 



(Califia) No N.C. record 



6' Anterior thoracic neurosetae without brush-tipped setae 7 



7 Thoracic neurosetae of adults include only crenulate capil- 



laries. (Hnploscoloplos) 8 



7' Thoracic neurosetae of adults include rows of hooks as well 



as crenulate capillaries. [Scoloplos) 10 



8 An interramal cirrus between abdominal notopodia and neuro- 



podia 9 



8' No interramal cirrus. [Abdominal neuropodia with lobes longer 



than branchiae; no ventral cirrus] H(iplosci>loj)l(>s foliosiis 



88 



