36 BRITISH PARASITIC C0PEP0DA. 



Genus 2. BOMOLOCHUS Nordmann, 1832. 



Body elongated, subpyriform, and not unlike a 

 Cyclops in general appearance. Antennules tolerably 

 short and composed of about seven joints. Antennae 

 small, three- join ted. Mandibles small, simple, and 

 furnished with unequal tooth-like processes. Maxillae 

 somewhat rudimentary. First maxillipeds small and 

 two-jointed, the end joint attenuated, and provided 

 with a few marginal denticles and also with a mode- 

 rately stout marginal plumose seta which reaches to 

 about the apex of the joint. Second maxillipeds large, 

 composed of two joints, and armed with a terminal 

 claw, which is recurved in the female but not in the 

 male. Swimming-feet all biramose and with both 

 rami three-jointed ; the joints of the first pair lamelli- 

 form, and furnished with spathulate and densely- 

 plumose setae. Fifth pair of feet small and consisting 

 of a single biarticulated branch. 



The male does not differ greatly from the female, 

 except in the structure and armature of the second 

 maxillipeds. 



1. Bomolochus solese Glaus. 

 (Plate I, fig. 3 ; Plate II, figs. 6-9 ; Plate III, figs. 1-4.) 



1864. Bomolochus solese Claus. (33) Zeitschr. f. -wiss. Zool., vol. xiv. 

 p. 374, pi. xxxv. 



1893. Bomolochus solese T. Scott. (Ilia) Eleventh Annual Report 

 Fishery Board for Scotland, pt. iii, p. 212, pi. v. 



1902. Bomolochus solese idem. (114) p. 2S8, pi. xiii, figs. 13-18. 



1906. Bomolochus solese A. Brian. (21) Copepodi Parassiti dei Pesci 

 d'ltalia, p. 31. 



1909. Bomolochus solese May E. Bainbridge. (3) Trans. Linn. Soc. 

 ser. 2 (zoology), vol. xi, pt. 3, p. 45, pi. viii. 



Female. — Cephalic segment short, considerably ex- 

 panded, widest in the middle, forehead flattened, sides 

 rounded, length equal to rather more than half the 

 width ; each of the two thoracic segments which follow 

 are about equal to the length of the cephalic segment, 



