TYPES OF POLYCHAETE WORMS HARTMAN 119 



Genus EUNOE Malmgren 

 EUNOE (7) CRASSA (Treadwell), new combination 



FiQTTEE 38, 6-e 



Lagisca crassa Treadwell, 1924, p. 1 (U.S.N.M. no. 19101, Chile). 



The type is a fragment consisting of 32 anterior segments. The last 

 segment is provided with the fifteentli elytropliore. I could discern 

 no bifid neuropodial setae. Tlie dorsalmost resembled the ventralmost 

 (figs. 38, d, e) except for the decreasing length of blade and the 



Figure 38. — Species of Hakmothoe and Eunoe 



a, Harmothoe trimaculata (Treadwell): Twelfth parapodium in anterior view, notopo- 

 dial setae indicated, uppermost and lowermost nenrosetae shown, X 38. 

 i-e, Eunoe crassa (Treadwell) : 6, Prostomium and surrounding parts, X 23; c, tip of 

 notopodial seta from a median parapodium, X 75 \ d, inferiormost neuropodial seta 

 from same parapodium, X 73 ; e, superiormost neuropodial seta from same fascicle 

 as d, X 75. 



smaller size of the ventral bristles. The few scales that remain (the 

 left on segments 4, 5, and 7 and a pair on 29) are tough, firmly 

 attached, suborbicular and partly overlain, laterally, by the fascicles, 

 of spinelike notopodial setae. 



