PLYMOUTH MARINE INVERTEBRATE FAUNA. 251 



[ Macrura — contcf.] 



Egeox fasciatus, Kisso : T. Bdl, Hist. Brit. Stalk-eyed Crust., p. 259, 

 fig. (as Cra/u/on). 



Pium B.; Jeniiycliff B.; Cawsand B.; sand-patch N. of Drake's I.; 

 not uncommon, L.W.-5 fms. (r.a.t.): West Entrance (j.t.c). 



Breedinf,^ : Mar.-Apr. (r.a.t.): May (w.G.). Hatching out: Apr, 

 (r.a.t. ). Zoieas : May ; July-Sept. (r.g.). 



Egeon sculptus : T. Bell, Hist. Brit. Stalk-eyed Crust., p. 2G3, fig. (as 

 Crangon). 



Occasionally, 15-30 fms. (r.a.t.). 

 Breeding : June (w.g.) : Aug. (r.a T.). 



PONTOPHILUS SPINOSUS, Leach : T. Bdl, Hist. Brit. Stalk-eyed Crust., 

 p. 261, fig. (as Cranfinn). 



Mewstone Gds.: 1 m. AV. of Stoke Pt. ; not uncommon on coarse 



sand and medium gravel (r.a.t.) : liame-Eddystone Gds. (e.w.l H.). 



Females in berry: Jan.; Mar.-Apr. (r.at.): Dec. (e.w.l.H.). 



Hatching out : Apr. (r.a.t.). Zoiea stage : Apr.-May, (r.a.t., r.g.). 



Cheraphilus nanus (Krciyer;: 1\ Bdl, Hist. Brit. Stalk-eyed Crust., 

 p. 268, fig. (as Cranr/on hisjnnosiis). 



At the surface in the Sound, Feb. 1887 (w.H.). 

 Females in berry: June-July (r.a.t.). Zotea stage: June ; Aug.- 

 Sept. (R.G.). 



Cheraphilus trispinosus (Hailstone): T. Bdl, Hist. Brit. Stalk-eyed 

 Crust, p. 265, fig. (as Crauf/oii). 



The Sound, occasionally; Yealm Est., occasionally; Whitsand B., 

 common (R.A.T.): Cawsand B. (w.LB.). 



Females in berry: Apr. (t.V.H.) : May-June (r.a.t.): July (W.G.) ; 

 Aug. (j.t.c). Hatching : May (r.a.t.). Zoa:;a stage : Apr.-May : 

 Sept. (r.g,). 



Nikidae. 

 NiKA EDULis, Ptisso : T. Bdl, Hist. Brit. Stalk-eyed Crust., p. 275, fig. 



The Sound, occasionally, but rare (w.g.): Cawsand B., sometimes 

 moderately common; occasionally outside in 20-30 fms. (R.AT.): 

 Jennycliff B. (A.J.S.). 



Females in berry: Feb. (s.P., A.J.S.); May (w.g.): July (r.a.t.). 

 Hatching: Apr. (h.a.t.). Zoa^a stage: Apr.-June: Aug.-Sept. (r.g.). 

 Late stages : Sept. (r.g.). 



Nephropsidae. 



HoMARUS vulgaris,* Milne-Edwards : 7\ Bdl, Hist. Brit. Stalk-eyed 

 Crust., p. 242, fig. 



Conmion among rocks, occasionally between tide-marks; Rum B,; 

 Wembury B.: etc. (it.A.T.) : occasionally on sand ; Eddystone Gds. 

 (e.j.a.). 



Females in berry : May-June (r.a.t.) : July (w.g., r.a.t.) : Aug. 

 (W.G.): Sept.-Dec. (r.a.t.). Hatching: May-June (w.g.): July 

 (r.a.t.). Larva-, newly hatched and first moult, very abundant at 

 the surface, July 1897 (w.i.b.): larva' at the surface, Aug. 1897 

 (e.w.l.H.). 



* If tlie "law of priority" is to be rigidly followed, this species must be termed Astacus 

 gammarus (Linn.). 



NEW SKKIES. — Vol.. \ll. N(i. 2. R 



