Land, Fresh-Water, and Marine Crustacea. Ill 



and describe it as generally distributed where the bottom 

 consists of mud and sand. I have frequently obtained it 

 in the neighbourhood of Inchkeith, and off Musselburgh. 

 North Berwick, 1895 (W. Evans). 



Genus (9) Inachus, Fabricius, 1798. 



13. Inachus dorsettensis (Pennant). 



1777. Cancer dorsettensis, Perm., Brit. Zool., vol. iv. p. 12, pi. x. fig. 1. 



Habitat. — Howden records obtaining this species on fisher- 

 men's deep-sea lines, but no locality is given. 



14. Inachus l&ptochirus, Leach. 



1815. Inachus leptochirus, Leach, Malac. Brit., pi. xxii., b. 



Habitat.— Firth of Forth (Rev. G-. Gordon ; cf. White's 

 Popular Hist. Brit. Crust. (1857), p, 19). 



Family Maiid^e. 

 Genus (10) Hyas, Leach, 1813. 



15. Hyas araneus (Linne). 



1746. Cancer araneus, Linn., Fauna Suecica, p. 2030. 



Habitat. — Firth of Forth, common in the littoral and 

 laminarian zones. 



16. Hyas coarctatus, Leach. 



1815. Hyas coarctatus, Leach, Trans. Linn. Soc, vol. xi. p. 329. 



Habitat. — Moderately common in the Firth of Forth, 

 especially in the deeper water. 



Family Parthenopida 

 Genus (11) Eurynome, Leach, 1814. 



17. Eurynome aspera (Pennant). 



1777. Cancer asper, Penn., Brit. Zool., vol. iv. p. 13, pi. x. fig. 3. 



Habitat. — Taken off Prestonpans and Port Seton (Howden). 



