NO. 1 hartman: goniadidae, glyceridae, nephtyidae 93 



N. tulearensis Fauvel, 1919a, pp. 422-424, from Madagascar. 

 N. verrillii Mcintosh, 1885, see Aglaophamus, questionably A. di- 

 branchis or A. dicirris. 



Key to Species of Nephtys 



1. Interramal cirri foliaceous in some parapodia 2 



1. Interramal cirri not foliaceous 3 



2. Interramal cirri first present from about segment 13; post- 

 acicular setae obscurely dentate at the cutting edge . 

 N. phyllobranchia, p. Ill 



2. Interramal cirri first present from segment 8-10; postacicular 

 setae more distinctly dentate . N. paradoxa, p. Ill 



2. Interramal cirri first present from segment 4 and continued 

 back to near end; prostomium with a pair of eyes at the pos- 

 terior margin N. tulearensis, p. 93 



3. Proximal surface of proboscis strewn with prickles, warts or 

 other processes 4 



3. Proximal surface of proboscis smooth or only wrinkled . . 7 



4. Interramal cirri not present before about segment 10 and 

 continued back to about the twentieth last segment; acicular 



lobes incised N. punctata, p. 96 



4. Interramal cirri present before segment 8 5 



5. Postacicular lobes conspicuous 6 



5. Postacicular lobes restricted; interramal cirri first present from 

 segment 6 and continued to seventeenth last segment . 

 N. rickettsi, p. 97 



6. Postacicular setae long, flowing, in thick fascicles; proboscis 

 with a middorsal papilla N. cilata, p. 95 



6. Postacicular setae project outward in stiff bundles; proboscis 

 without a middorsal papilla N. caeca, p. 95 



7. Postacicular setae with a large spur (pi. 16, fig. 6) . 

 N. acrochaeta, p. 114 



7. Postacicular setae without spur 8 



8. Dorsolateral surface of body overlain by closely imbricated 

 expansions of notopodia (lacking in juveniles) ; dorsal and 

 ventral postsetal lobes foliaceous and greatly prolonged at 

 sides; anterior neuropodia with an erect superior lobe . 

 N. squamosa, p. 110 



8. Dorsolateral surface of body not overlain by notopodial ex- 

 pansions; postsetal lobes not so prolonged; neuropodial erect 

 lobe absent or present 9 



