AMrniPODA AND ISOrODA OF THE FIRTH OK CLYDE. 209 



and fourth perseopods the tei'ininal joint is very 

 long. The oval telson has two sj)inules at the centre 

 of its smoothly rounded apex. 



Habitat. — Taken in the tow-net in Loch Striven, at 

 a depth of 40 fathoms. The net had touched the 

 bottom. 



MONOCULODES BOREALIS, A. Boeck. 



(Ediceros affinis, Goes, Crust. Amph. Maris Spetsb.,. 

 p. 11, fig. 21 (non Bruzelius). 



Monoculodes borealis, A. Boeck, Crust, amph. bor. 

 et arct. (1870), p. 88. 



Habitat. — Dredged off Blackwaterfoot, Arran, in 20 

 fathoms, bottom muddy sand. 



Genus W e s T w o o D i L L a, Spence Bate. 

 WESTWOODILLA PARViMANUS, Bate and Westwood. 



Westwoodea ccbcuIus, Bate, Rep. Brit. Assoc, for 

 1855 (1856). 



Westwoodia ca^cida, Bate, Synopsis Brit. Edr. 

 Crust., Ann. and Mag. Nat. Hist., ser. 2, vol. 19. (1857), 

 p. 139. 



Westwoodilla ccecula, Bate, Brit. Mus. Catal. Amph. 

 Crust. (1862), p. 102; pi. xvi, fig. 5.— Bate and West- 

 wood, Brit. Sess. Crust., vol. 1. (1862), p. 155. 



Wtstwoodilla hyalina, Bate, Brit. Mus. Catal. Amph. 

 Crust. (1862), p. 10.3 ; pi. xvii. fig. 5. — Bate and West- 

 wood, Brit. Sess. Crust., vol. 1. (1862), p. 158. 



(Ediceros parvimanus, Bate and Westwood, Brit. 

 Sess. Crust., vol. 1. (1862), p. 161. 



Halimtdon MoUeri, Boeck, Crust, amph. bor, et 

 arct. (1870), p. 89. 



Haliviedon MUUeri, Boeck, De Skand. og Arkt. 

 Amph. (1876), p. 281 ; pi. xiii. fig 5. 



*Halimedon 'parvivuinus, Norman, Ann. and Mag. 

 Nat. Hist., June, 1889, p. 455; pi. 20, figs. 10-14. 



Habitat. — Off Blackwaterfoot, Arran, in 20 fathoms, 

 muddy sand. 



* In the l.ast-uientioned paprr, the Hcv. Canon Norman unites the varioua 

 STnonyms above given, and rejects the earlier generic name Jfestiroodilla on 

 tne ground of misdescription; bnt it i>i here reinstated under the influence of 

 a more rigid regard for priority, and a less rigorous view of the penalties 

 proper to human error. 



