FISHERY BULLETIN: VOL. 72, NO. 2 



Figure 2. — A-E, Monognathus ahlstromi: A, head; B, lower jaw; C, midbody; D, vertebrae and myotomes; E, tail. F-N, M.jesse: F, 

 ethmoid tooth; G, head, H, lower jaw; I, midbody; J, vertebrae of myotomes; K, gill arch; L, ethmoid gland and tooth; M, tail; N, dorsal 

 view of urostyle. O, caudal fin of M. isaacsi. P, gut and Q, tail of metamorphic^Mryp/iarynjc. R, portion of the ovary of and S, ovary of adult 

 Eurypharynx. Am, adductor mandibulae; Ca, caudal organ; Dp, depressor; Et, ethmoid tooth; Eg, ethmoid gland; Ey, eye; Gl, gills; Go, 

 gill opening; In, intestine, Lr, liver; Oe, esophagus; Of, olfactory organ; Pf, pectoral fin; Sp, suspensorium; St, stomach; Ur, urostyle. 



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