324(7 A. K Verrill — New England AmieMda. 



Plate IX. 



Figure 1. — MuUhme donrjata V. Posterior se.i^nieiils and caudal appendaj^-e, side view, 



enlarged two diameters. 

 Figure la. — The same. Caudal appendage, end view. 

 Figure 2. — Rhodine attenuata V. Head and anti-rior segments, side view, enlarged 



six diameters. 

 Figure .3. — Ophelia denticuhiia V. Side view, enlarged one and one-half diameters. 

 Figure 4. — Brada setosa V. Dorsal view, enlarged three diameters. 

 Figure 5. — Scali^egma hrevicauda Y. Dorsal view, enlarged four diameters. 

 Figure ha. — The same. Head and anterior segments, enlarged eight diameters. 

 Figure 6. — Cirrahilus cirratus. Dorsal view, enlarged five diameters. 

 Figure 6a. — The same. Side view of head. 



Drawn from living examples, by J. H. Emertou. 



Plate X. 



Figure 1. — Nicolea simplex V. Side view; the posterior segments are omitted, en- 

 larged three diameters. 

 Figure 2. — Amphitrite hrunnea Stimp., from Kastport, Me. Side view, enlarged two 



diameters. 

 Figure 3. — Dodecacerea concharum. fi'nlarged live diameters. 

 Drawn from living specimens, by J. H. Kmerton. 



Plate XI. 



Figure 1. — Thelepus cincinnatus V., from Eastport, Me. Side view, slightly enlarged, 

 from life. 



Figure 2. — Pista cristata Mgn. Side view of head and anterior segments, enlarged 

 four diameters. 



Figure 3. — Scionopsis palmata V. Side view, enlarged about three diameters, from 

 hfe. 



Figures 4 and 4a. — EnoplobrrmrJuis sanguinens Y. Branchial parapodia of two seg- 

 ments, enlarged. 



Figure ■ih. — The same. Tip of one of the brancliial divisions, with setie, much 

 enlarged. 

 Figures 1 and 2 were drawn from living specimens, by J. H. Emerton ; figure 3, 



from life, by J. H. Blake ; figures 4-4& are camera-drawings from mounted specimens, 



by the author. 



Plate XII. 



Figure L — Odontosyllis lucifera Y. Dorsal view of the head and anterior part of the 

 body, much enlarged, seen as a tran.sparent object, under a compressor ; from a 

 camera-drawing of a living specimen: p, pharynx; g, stomach or gizzard. 



Figure la. — The same. One of the setae, greatly enlarged. 



Figure 2. — Pedophylax longiceps Y. Head and front part of body, and (a) caudal seg- 

 ments, ventral-view, much enlarged, from a camera-drawing of a living specimen. 



Figure 3, 3a. — Autolytus longigula V., sp. nov. Dorsal view, from life, of a specimen 

 taken at Newport, R. I. Head and anterior segments; 3rt, caudal segments^ 

 enlarged about 20 diameters. 



