ON THE SHETLAND CRUSTACEA, TUNICATA, ETC. 301 



ceding segments, terminating in four long plumose lacinise and two small 

 spines ; inner margin of laminae ciliated. 



Kindly procured for me by Dr. Saxby, and found on a Skate. It is very 

 distinct from all the described species known to me. I have named it 

 after my friend Dr. Liitken, of Copenhagen, to whom, in conjunction 

 with Prof. Steenstrup, we are indebted for one of the best monographs 

 on the parasitic Copepoda. / . 



Echthrogaleus coleoptratus (Guenn)=Dinematura coleoptrata, Guerin, Icon. 

 Beg. Anim. Crust, pi. xxxv. fig. 6, Dinemoura data, Baird, Brit. 

 Entom. p. 285, pi. xxxiii. figs. 6, 7, = Echthrogaleus coleoptratus, Steen- 

 strup & Liitken, Havs Snyltekrebs og Lernseer (1861), p. 40, pi. vm. 

 fig. 15. On a Shark. 



Dinematura producta (Miiller) =Dinemoura Lamn(z, Baird, Brit. Jintom. 

 p. 286, pi. xxxiii. fig. 8, =Dinematura producta, Steenstrup & Lutken, 

 Havs Snyltekrebs og Lernsoer, p. 34, pi. vii. fig. 13. With the last. 



Pandarus bicolor, Leach. On Dogfish. e 



Chondracanthus Lopliii, Johnston =Lernertoma Lophii, Baird. In the poucnes 

 of the Angler, Lophius piscatorius. 



Bmcliiella rostrata, Kroyer, Naturhistorisk Tidsskrift, 1 Bd. (1837) p. 207, 

 pi. ii. fig. 1, and Naturhist. Tidss. Tredie Bffikke, vol. 11. (1864) p. 6b4, 

 pi. xvii. fig. 8. On the Holibut, Hippoglossus vulgaris. New to Britain. 



Anchorella undnata (Miiller). Common on various Gadidae and other fish. 



Order THOKACICA. 

 Balanus porcatus, Da Costa. Common in deep water ; but I have never seen 



large specimens in the Shetland seas. 

 - Hameri (Ascanius). 40-50 fathoms ; scarce. 



balanoides (Linn.). Common. 



Verruca Stromia (Miiller). Common on shells and stones m deep water 

 ScalpeUum vulgare, Leach. Down to 60 fathoms, St. Magnus Bay, Whalsey 



Skerries Haaf ; off Balta &c. 

 Alcippe lampas, A. Hancock, Ann. & Mag. Nat. Hist. 2nd ser. vol. iv. (1849) 



p. 305, pis. viii. ix. In the shell of Fusus antiquus, dredged m 4 



fathoms, 5-8 miles east of Balta. 



Order PYCNOGONOIDEA. 

 Fycnogonum littorale, Strom. Very common under stones, tide-marks; and 



also in deep water to 50 fathoms. 

 PhoxichiKdium femoratum (Rztbke)=Phoxichilidium coccmeum, Johnston. 



Common, tide-marks. 



Numphon qiqanteum, Johnston. Occasional, deep water. 

 _-_ Strfaiii, Kroyer, Naturhist. Tidssk. Aiidet Easkke (1844), vol. i. p. Ill ; 



Gaimard, Voyages en Scandinavie &c. pi. xxxv. fig. 3 A single speci- 

 men, the only known British example, dredged m 1861 in 80 fathoms, 



40 miles east of Whalsey Skerries. 

 Jurtum, 0. Fab. One mile north of Whalsey Skerries Lighthouse, in 



40-50 fathoms. 

 mixtum, Kroyer. St. Magnus Bay, 1867. 



Class AHACHNIDA. 



Order ACA1UNA. 

 Ualacarus ctenopus, Gosse, Ann. Nat. Hist. 2nd ser. vol. xvi. (1855) p. 28, 



