1899.] PARASITIC COPEPODA OTS FISHES. 443 



(8) BOMOLOCHUS TBI0EEO8. $ . 



Bomoloclius triceros B.-S. Ann. & Mag. N. H. ser. 7, vol. i. 

 1898, p. 2, pi. i. fig. 1. 

 In Coll. Brit. Mus. 

 Host : gills of Stromateus cinereus. Bombay, 



(9) BoMOLOCHirs denticulatus. $ . 



Bomolochus denticulatus B.-S. Ann. & Mag. N. H. ser. 7. vol. li. 

 1898, p. 78, pi. iii. fig. 1. 



Hosts : gills of Sphyrcena jello and Hemirhamphus far [H. com- 

 mersouii]. Ceylon. 



(10) BOMOLOCHXTS GLYPHISODOSTTrS. 5 • 



Bomolochus glyphisodontis Kr. Bidrag til Kundskab, 1863, p. 223, 

 pi. xi. fig. 4. 



Host : gills of Glyphisoclon saxatilis. Nicaragua. 



(11) Bomolochus pabvuius. $ . 



Bomolochus parvulus Nordm. Mikrog. Beitrage, 1832, p. 135, 

 Host : gills of Amphacanthus rivulatus. 



■ (12) Bomolochus oornutus. $ . 

 Bomoloclius eornutus Claus. 

 Host : Astrodermus coryphcenoides [Diana semilunata]. 



(13) Bomolochus solej5. $ . 



Bomolochus solea Claus. 



Host : Plewonectes solea [Solea vulgaris]. 



Gr. 2. Eegasilus Nordm. 



Cephalothorax elongated, with five distinct segments, first large. 

 Anterior antennae 6-jointed, setaceous. Posterior antennae tri- 

 articulate, very long, arm -like ; mouth placed some distance behind 

 these. First four pairs of thoracic limbs biramose, triarticulate, 

 setiferous ; fifth pair aborted or uniramose. Abdomen consisting 

 of three joints, terminating in caudal plates provided with long 

 bristles. 



(1) Eegasilus sieboldi. ,S • 



Ergasilus sieboldii Nordm. Mikrog. Beitrage, 1832, p. 15, pi. ii. 

 fig. 1. 

 „ „ Kr. Bidrag til Kundskab, 1863, p. 237, ph xiii. 



fig. 2. 

 „ „ M.-E. Hist. Nat. Crust, vol. iii. 1840, p. 478. 



„ „ C. Claus, Neue Beitrage, parasit. Copepoda, 



1875, pi. xiii. fig. 12. 

 Hosts : gills of Cyprinus carpio, Esox lucius, Silurus glanis. 



