CRUSTACEANS 



Sub-class ENTOMOSTRACA {continued) 



Order Copefoda (fontinued) 



Family Caligidae ' 



Caligus rapax, Milne-Edwards. ? C. tlongatus, Nord- 

 mann, 1832. On salmon, cod, grey mullet. 

 Plymouth (P. W. Bassett-Smith) 



— diaphanus, Nordmann (not Baird). On Trigla 



hirundo and T. cuculus. Plymouth (B.-S.) 



— pelamydis, KrSyer, C./.,KrOyer, Wilson, Norman 



and Scott ; C. scombert, Bassett-Smith. On 

 mackerel, Plymouth (B.-S.) 

 — minimus. Otto. On Labrax lupus. Plymouth 

 (B.-S.) 



— curtus, O. F. Mailer. C. mullerl. Leach. On 



cod, poor-cod, and Trigla gurnardus. Ply- 

 mouth (B.-S.) 



— gurnardi, KrOyer. On Trigla cuculus. Ply- 



mouth (B.-S.) 



— (Sciaenophilus) tenuis, van Beneden. On Sciaena 



umbra. Plymouth (B.-S.) 

 Pseudocaligus brevipedis (Bassett-Smith). Ca/igus i., 



B.-S. On Motella tricirrata. Plymouth (B.-S.) 

 Lepeophtheirus salmonis (Krfiyer). L. stromi't (Baird). 



On salmon. Plymouth (B.-S.) ; Ilfracombe, 



Salcombe (Stebbing) 



— poUachius, Bassett-Smith. On Gadus poUachius 



and Molva vulgaris. Plymouth (B.-S.) 



— thompsoni, Baird.' \L. rhombi, Krbyer. On 



turbot and brill. Plymouth (B.-S.) ; Ilfracombe 



(Stebbing) 

 — - pectoralis (O. F. MuUer). Lemea p., MuUer. 



On plaice, flounder, dab. Plymouth (B.-S.) 

 Elytrophora brachyptera, Gerstaecker. ? Ca/igtria 



bella, Dana. On tunny. Outside Plymouth 



(B.-S.) 

 Trebius caudatus, KrOyer. On Raia batis. Plymouth 



(B.-S.) 

 Echthrogaleus coleoptratus (Gu6rin). Torbay (Steb- 

 bing) . 

 Cecrops latreillii. Leach. On Orthagoriscus mola. 



Plymouth (B.-S.) 

 Pandarus bicolor. Leach. On Scyllium catulus. 



Torcross (Leach) ; Plymouth (B.-S.) ; Torbay 



(Stebbing) 



Family Dichelestiidae 



Anthosoma crassum (Abildgaard). A. SmitMt, Leach. 



' Discovered sticking to a shark which was thrown 



ashore on the coast of Exmouth in Devon, by 



T. Smith, Esq., of Paper Buildings, Temple." 

 Lernanthropus krOyeri, van Beneden. On Labrax 



lupus. Plymouth (B.-S.) 

 Hatschekia * mulli (van Beneden). C/ave//a m., van 



Beneden. On red mullet. Plymouth (B.-S.) 

 Congericola' pallida, van Beneden. C /., van B.; 



Cycuus pallidus, B.-S. On conger. Plymouth 



(B.-S.) 



Family Lernaeidas 



Pennella' sagitta (?) (Linn.). Penella s. (?) B.-S. On 

 unknown fish. Plymouth (B.-S.) 



1 See Bassett-Smith in Proc. Zool. Soc. London, 1899, pp. 



^^aSe^CB. Wilson, The Caliginae, Proc. U.S. Nat. Mus. 

 xxviii, 619 (1905). 



8 Encycl. Brit. (ed. 5), Supp. 406 (1816). 



4 Poche, Zool. Anxeiger, xxvi, 16. 



« Stebbing, mlUy's Zool. Result!, pt, v, 672 (1900). 



« Stebbing, South African Crustacea, pt. iii, 117 (igoSJ- 



Sub-class ENTOMOSTRACA {continued) 



Order Copepoda {continued) 



Family Lernaeidae {continued) 



Lernaeenicus spratta (Sowerby). Lernaeonema monUlaris, 

 Milne-Edwards, B.-S. On young herring. Ply- 

 mouth (B.-S.) 



Lernaea branchialis, Linn. On cod, bass, whiting, 

 haddock. Plymouth (B.-S.) 



— lusci, Bassett-Smith. On Gadus luscus. Plymouth 

 (B.-S.) 



Family Chondracanthidae 



Chondracanthus cornutus (O. F. MtlUer). On plaice, 

 soles, and flounders. Plymouth (B.-S.) 



— elongatus, Bassett-Smith. On Pleuronectes micro- 

 cephalus. Plymouth (B.-S.) 



— merluccii, Holten. On hake. Plymouth (B.-S.) 



— zei, Delaroche. On John Dory. Plymouth 

 (B.-S.) 



— lophii, Johnston. On the angler fish. Plymouth 

 (B.-S.) 



Oralien asellinus (Linn.). On various species of gur- 

 nard. Plymouth (B.-S.) 



Family Splanchnotrophidae 



Splanchnotrophus gracilis, Hancock and Norman. 

 Parasite of the nudibranch mollusc, Doris pilosa, 

 obtained on the coast of Devonshire (H. and 

 N.)' 



Family Lernaeopodidae 



Lernaeopoda salmonea (Linn.). On Salmo salar. 

 Plymouth (B.-S.) 



— galei. KrOyer. On Mustelus vulgaris, Galeus 

 vulgaris, Acanthias vulgaris. Plymouth (B.-S.) 



Brachiella thynni, Cuvier. On tunny. Plymouth 

 (B.-S.) 



— insidiosa. Heller. On hake. Plymouth (B.-S.) 



— bispinosa, Nordmann. On gurnards. Plymouth 

 (B.-S.) 



— triglae, Claus. On gurnards. Plymouth (B.-S) 



— merluccii, Bassett-Smith. On hake. Plymouth 

 (B.-S.) 



Thysanote impudica (Nordmann). Brachiella i., 

 Nordmann, B.-S. On gurnards. Plymouth 

 (B.-S.) 



Anchorella emarginata, KrOyer. On Clupea alosa. 

 Plymouth (B.-S.) 



— paradoxa, van Beneden. On mackerel. Plymouth 

 (B.-S.) 



— uncinata (O. F, MUller). On cod, haddock, 

 pollock, whiting, whiting-pout. Plymouth 

 (B.-S.) 



— quadrata, Bassett-Smith. On the dragonet, Callio- 

 nymus lyra. Plymouth (B.S.) 



With regard to the Copepoda parasitic on fish, it 

 will be easily seen that this chapter is principally 

 indebted to Mr. Bassett-Smith's researches. The re- 

 markable parasite splanchnotrophus gracilis will, however, 

 be a warning to the student that the parasitic Cope- 

 poda do not confine their attentions to fishes, though 

 it is upon these hosts that they have been most easily 

 and frequently observed. Their forms and habits are 

 fraught with varied interest, involving as they do 



' Tram. Linn. Soc, London, xxiv, pt. ii, 49 j pis. xv, xvi, figs, 7-10 

 (1863). 



^75 



