402 PROCEEDINGS OF THE ACADEMY OF [April, 



Sthenelanella uniformis — figs . 105-112. 

 Fig. 105 — -Head from above, X 24. 

 Fig. 106— Anterior view of parapodium X, X 56. 

 Fig. 107^Posterior view of parapodium XX, X 56. 

 Fig. 108 — Elytron V, X 24. The light and dark stippling represent 



somewhat crudely the distribution of brown and fuscous pigment. 

 Fig. 109 — Small portion of lateral border of elytron II, X 250. 

 Fig. 110 — Ends of dorsal neuropodial setse, a, profile view of one from XX, 



b, posterior view of one from V, X 440. 

 Fig. Ill — Neuropodial setse from XX; a, middle one with imperfect 



articulation, b, a fully compound ventral one, X 440. 

 Fig. 112 — Small portion of plumose notopodial seta from XX, X 440. 



Sthenelais tertiaglabra — figs . 1 1 3- 1 20 . 

 Fig. 113 — Head from dorsum, X 24. 

 Fig. 114— Elytron XXV, X 17. 

 Fig. 115 — a, four trihedral homy papilla* from near posterior border of 



elytron; b, portion of lateral margin with cirriform and minute ovate 



papilla?, X 250. 

 Fig. 116 — Stout posterior neuropodial seta of usual type, from XX, X 360. 

 Fig. 117 — Slender dorsal neuropodial of XX, X 360. 

 Fig. 118 — Neuropodial seta of outer ventral arc, from X; a, tip of another, 



X 360. 

 Fig. 119 — Stout neuropodial with unjoin ted appendage from posterior 



series of XXXV of cotype, X 250. 

 Fig. 120 — Simple dorsal ne\iropodial seta from XX, X 360. 



