﻿390 PROCEEDINGS OF THE NATIONAL MUSEUM vol. 102 



<?. Retractors strong; seven fixing muscles; a well-developed contractile 



vessel elachea, new species (p. 399) 



¥. Two retractor muscles; contractile vessel with numerous branched Polian 

 villi. 

 d. Introvert nearly three-fourths total length. 



d'. Polian villi absent from anterior part of contractile vessel; one fixing 



muscle procera (Mobius) (p. 402) 



(P. Polian villi extend entire length of contractile vessel; two fixing 



muscles macginitiei, new species (p. 402) 



c*. Introvert about half total length; Polian villi not present on anterior 

 portion of contractile vessel; one fixing muscle. 



pugettensis, new species (p. 401) 



Subgenus Golfingia, sensu stricto 



Diagnosis. — Retractors 4; longitudinal muscle layer of body wall 

 not divided into separate bundles; contractile vessel without villi; 

 spindle muscle not attached to posterior end of body. 



Type. — G. vulgaris (de Blamville). 



No hooks on introvert Hooks on introvert 



anderssoni (Th^el). cluthensis (Stephen). 



anguinea (Sluiter). cylindrata (Keferstein). 



appendiculata (Sato). elongata (Keferstein). 



capensis (Teuscher). muricaudata (Southern). 



charcoti (Herubel). nordenskjoldi (Th^el). 



glossipapillosa (Sato). ohlini (Th^el). 



hudsoniana (Chamberlin). ownstoni (Ikeda). 



ikedai Fisher.^° pudica (Selenka). 



margaritacea (Sars)." sanderi (Collin). 



nolo (Sato). wlgaris (de Blainville).^^ 



okinoseana (Ikeda). 



signa (Sato). 



soyo (Sato). 



trybomi (Th^el). ' 



" Oolfingia ikedai, new name for Phascolosoma japonicum Ikeda, 1904, preoccupied by Ph. japonicum 

 Qrube, 1877 (Ptitiscosoma japonicum authors) Fisher, 1950a, p. 550. 



" Includes Oolfingia antarctica (Michaelsen), G. capsiforme (Baird), O. fusca (Michaelsen), 0. georgiana 

 (Miehaelsen), G. hanseni (Danielssen and Koren), 0. socio (Lanchester). Probably hudsoniana is a form 

 of this species. 



» Includes Oolfingia papillosa (Thompson), G. harveii (Forbes), O. obscura (Quatrefages), O. lutea (Th6el), 

 0. dubia (Thfeel), O. valida (Th6el), and O. macintoshii Lankester. 



