110 Proceedings of the Royal Physical Society, 



Peach). Near the Bass Eock (Metzger). Firth of Forth 

 (Edin. Mus.). Aberlady and Kirkcaldy Bays (Leslie and 

 Herdman). Aberlady and Portobello (W. Evans). I have 

 occasionally observed this species among the trawl refuse 

 when at work with the Fishery cruiser "Garland." 



Genus (6) Atelecyclus, Leach, 1813. 



10. Atelecyclus septemdentatus (Montagu). 



1815. Cancer {Hippa) septemdentatus, Mont., Trans. Linn. Soc, 



vol. xi,, pi. i. fig. 1. 

 1853. Atelecyclus heterodon, Bell, op. cit., p. 153. 



Habitat.— Yivth. of Forth, rare (Goodsir). Firth of Forth 

 (Edin. Mus.). Beach at Portobello (M'Bain). Found in the 

 stomach of a cod-fish (Dr J. A. Smith,i and Leslie and 

 Herdman). I have obtained A. septemdentcdus on one or 

 two occasions. 



Family Pinnotherid^e. 

 Genus (7) Pinnotheres, Latreille, 1802. 



11. Pinnotheres pisum (Linne). 



1767. Cancer pisum, Linn., Syst. Nat., ed. xii., vol. i., part 2, p. 1039. 



Habitat. — Taken off Lougniddry and elsewhere (Leslie and 

 Herdman). I have occasionally obtained living specimens 

 — male and female — in the shells of large horse-mussels 

 {Mytilus modiolus). Two females from M. modiohos, Preston- 

 pans, Feb. 1905 (W. Evans). 



Family M a c H i D ^.. 

 Genus (8) Macropodia, Leach, 1814. 



12. Macropodia rostrata (Linne). 



1767. Cancer rostratus, Linn., Syst. Nat., ed. xii., vol. ii. p. 1014. 

 1853. Stenorynchus Phalangium, Bell, op. cit., p. 13. 



Habitat. — Firth of Forth, at Prestonpans (Edin. Mus.). 

 Both Howden, and Leslie and Herdman record this species, 



1 Cf. Proc. Poy. Phy. Soc. Edin., vol. iii. p. 214. 



