EXPLANATION OF THE PLATES. 



PLATE LXXVII. 



Malopterurus electriciis, Gm., p. 395. Upper figure, Latum, Fayum, nat. size (body 

 foreshortened) ; lower figure, Barrage N. of Cairo, f nat. size. 



PLATE LXXVIII. 



Malopterurus electricus, Gm., p. 395. Skeleton, Nile, \ nat. size, and two young from 

 Luxor, nat. size. 



PLATE LXXIX. 



Fig. 1. Cyprinodon fasciatus, Val., p. 407. 6 . Ghet-el-Nassara. Nat. size. 



Fig. 2. Do. $ . Ghet-el-Nassara. Nat. size. 



Fig. 3. Cyprinodon dispar, Rlipp., p. 411. <s . Abyssinia. (Type.) Nat. size. 



Fig. 4. Do. ? . Muscat. Nat. size. 



Fig. 5. Fundulus twniopygus, Hilg., p. 413. <J . Lake Victoria. (Type.) Nat. size. 



Fig. 6. Haplochilus schoelleri, Blgr., p. 415. Alexandria. (Type.) X If. 



Fig. 7. Haplochilus loati, Blgr., p. 417. Lake No. (Type.) x 2£. 



Fig. 8. Haplochilus marni, Stdr., p. 418. Mongalla. x If. 



Fig. 9. Haplochilus lifasciatus, Stdr., p. 419. Mongalla. X If. 



Fig. 10. Haplochilus pumilus, Blgr., p. 420. Entebbe. (Type.) X If. 



PLATE LXXX. 



Fig. 1. Mugil cephalus, L., p. 429. Samannud. Nat. size. 

 Fig. 2. Mugil capito, L., p. 432. L. Menzaleh. Nat. size. 



PLATE LXXXI. 



Fig. 1. Mugil capito, L., p. 432. Lower Nile. (Type of /¥. petherici, Gthr.) 



Nat. size. 

 Fig. 2. Mugil auratus, Risso, p. 435. L. Menzaleh. Nat. size. 



PLATE LXXXIL 



Ophiocephalus obscurus, Gthr., p. 438. Gondokoro. Nat, size. With upper view of 

 head and skeleton and upper view of skull. 



