66 



Part III. — T went ij -eighth Annual Report 



LETTERS V^l^Tt -continued. 



fn. — Fin-ray. 



>.— Frill. 



(/. — Gut. 



hoc. — Hseiiiatosac. 



ht. — Heart. 



in. — Inf undibulum. 



I. — Liver. 



la. — Larva. 



lac. — Lacuna. 



lat. — Lateral line. 



IL — Lobi inferiores. 



I. I. — Lower layer. 



lo. — Lobe. 



lov. — Left ovary. 



M, m. — Muscle. 



me. — Mesenterj^ 



n. — Nerve. 



ne. — Nematode. 



noH. -ov. — Non-ovigerous part of wall of 



ovary. 

 0. — Opening. 

 oc. — Eye. 

 og. — Oil globule. 

 ol. — Olfactory nerve. 

 op. — Optic. 



op. c^. —Opercular cleft. 

 ope7\ — Operculum. 

 oplo. — Optic lobe. 

 0*;.— Egg. 

 ovd. — Oviduct. 

 p. — Pigment. 

 pa. — Papilla. 

 pect. — Pectoral fin. 

 pel. — Pelvic fin. 



pf. — Pectoral lin. 



pi. — Pituitary body. 



post. — Po.sterior side. 



ps. — Hard paste like material covering 



the encysted sand-eel. 

 pt. cl. — Post clavicle, 

 r.— Rib. 

 red. — Rectum. 

 rm. — Rim. 

 r. ov. — Right ovary. 

 s. — Sand-eel. 

 sc. — Scale. 

 scp. — Scale-pit. 

 so: — Scar, 

 .se. — Secretion. 

 sg. — Segmentation cavitj^ 

 s/.-.— Skull, skin. 

 ■so.^Sore. 

 sr. — Surface. 

 siv. hi. — Swim-bladder. 

 T. —Tumour. 

 test. — Testis. 

 til. — Tumour. 

 2ir. — Ureter. 



ur. hi. — Urinary bladder. 

 %Lrg. —Urogenital aperture. 

 V. — Vertebra. 

 vd. — Vas deferens. 

 vn. — Vein. 



I'f. — Vitelline membrane. 

 /';. — Wall of Stomach. 

 X. — New growth of tissue (fig. 44). 

 2/.— Yolk. 

 z — Zona. 



EXPLANATION OF PLATES. 



PLATE II. 



Fig. 1. Lophius piscatorius, with one eye. x 1. 



,, 2. ,, ,, larva, 5-5 mm. long. 17th Jiily 1907. 



,, .3. Hesid oi Lophin'ipiscaf07~ius, with one eye. Skin removed. 



,, 4. ,, ,, ,, ,, ,, Brain exposed, dorsal surface. 



,, 5. ,, ,, ,, * ,, ,, ,, ,, ventral ,, 



,, 6. Lophius piscatorius, post-larva, 9 mm. long. 29th September 1907. 



,, 7. Drawing oi egg oi Hippoglossus vulgaris. Enlarged. 



8. „ Zona of egg of „ „ 



,, 9. Lophius piscatoriits, larva, 8 mm. long. 24th July 1907. 



,, 10. ,, ,, „ 6 ,, ,, 22nd ,, 



,, 11. ,, ,, normal, view of brain fi-om below. 



i> 12. ,, ,, ,, ,, ,, above. 



,, 13. Abnormal urinary bladder of Gadus callarias. 



,, 14. Post-larval Arnoglossus, sp., 9 mm. long. 12th September 1899. 



,, 15. Lophius piscatoriurS, 5'5 mm., tow-net, LiOchFyne. 28th July 1899. 



,, 16. P]nlarged drawing of anterior end of A^moglossus, sp. Vide fig. 14. 



,, 17. Stone from urinary bladder of Caci^MS ca/ifaWas. Nat. size. FicZe fig. 13. 



,, 18. Normal ,, ,, ,, ,, Reduced. 



PLATE III. 



Fig. 19. Abnormal (?) Cod from Loch Fyne, Spring 1909. 32 inches (82 cm.) long. 

 ,, 20. Drawing of cyst in dorsal muscle of Gadus callarias containing a 

 nematode. 

 22. Himantolophus reinhardtii, from above. 

 24. Spotted Gadus merlangns, \2h inches (32 cm.) long. 

 26 Drawing of cyst in muscle of Gadus callarias, containing nematode. 



27. Himantolophus reinhardtii, side view. x ^. 



28. Patella scute of Himantolophus reinhardtii. Nat size. 



