96 BRITISH FOSSIL VERTEBRATA. 



HOLOPTYCHZUS, L. Agassiz, in Murchison's Silur. Syst., 1839, 

 p. 599 (Holoptychus) ; F. M'-Coy, Brit. Palaeoz. Foss. (1855), 

 P- 593- 

 Platygnathus, L. Agassiz, Poiss. Foss. V. G. R. (1844), pp. 61, 

 76 {pars). 

 andersoni, Agassiz. v. Holoptychius flemingi. 



falcatus, L. Agassiz, Poiss. Foss., vol. ii, pt. ii (1843), p. 180 

 (name only). [ ? Genus.] 

 LOC. Coal-Meas. ; Greenside, Glasgow. 



flemingi. [-ii] L. Agassiz, Poiss. Foss. V. G. R. (1844), p. 71, pi. xxii, 



f. I ; J. Morris, Cat. Brit. Foss., 1854, p. 329 ; J. Anderson, 



Dura Den, 1859, p. 57 ; [-ii] R. H. Traquair, Geol. Mag. [3] 



vol. v, 1888, p. 513. 

 Holoptychius andersoni, L. Agassiz, Poiss. Foss. V. G. R. (1844), 



p. 72, pi. xxii, f. 3 ; J. Morris, Cat. Brit. Foss., 1854, p. 329 ; 



J. Anderson, Dura Den, 1859, p. 57, pi. vii, pi. viii, f. I, 2 ; 



F. M'Coy, Brit. Palaeoz. Foss. (1855), p. 594. [Head and 



trunk ; Brit. Mus.] 

 Platygnathus jamesoni, L. Agassiz, Poiss. Foss. V. G. R. (1844), 



p. 77, pi. xxv ; J. Morris, Cat. Brit. Foss., 1854, p. 339 ; j. 



Anderson, Dura Den, 1859, p. 56, pi. i, f. 2. [Tail : Brit. 



Mus.] 

 Glyptopomus, T. H. Huxley (errore), Figs, and Descript. Brit. 



Organic Remains, dec. x (Mem. Geol. Surv., 1861), p. 4, 



woodcut 4, and ibid., dec. xii (1866), pi. i, f. 2. [Head ; Brit. 



Mus.] 

 LOC. U. Old Red Sandst. ; Dura Den. [Group of scales ; olim 



Fleming Coll.] 

 garner i (Murchison), Agassiz. v. Strepsodus sauroides. 



g-ig-anteus, L. Agassiz, Poiss. Foss. V. G. R. (1844), pp. 73, 140, 



pi. xxiv, f. 3-10; J. Morris, Cat. Brit. Foss., 1854, p. 329; 



F. M'Coy, Brit. Palaeoz. Foss. (1855), p. 594. 

 Holoptychius, R. I. Murchison, Silur. Syst., 1839, p. 600, pi. ii bis, 



f. 3. [Scale.] 

 Holoptychius princeps, F. M'Coy, Ann. Mag. Nat. Hist. [2] 



vol. ii, 1848, p. 310; Brit. Palaeoz. Foss. (1855), p. 595 ; J. 



Morris, Cat. Brit. Foss., 1854, p. 329. [Scale; Woodwardian 



Mus.] 

 LOC. U. Old Red Sandst. ; Scat Craig and Alves, Elgin. 



[Scales ; unknown.] 



granulatus, Agassiz. v. Rhizodopsis sauroides. 

 hibberti, Agassiz. v. Rhizodus hibberti. 

 hopkinsi, M'Coy. v. Acrolepis hopkinsi. 



minor, L. Agassiz, Poiss. Foss., vol. ii, pt. ii (1843), p. 180 (name 

 only). {Rhizodopsis. \ 

 LOC. Coal-Meas. ; Leeds. 

 murcliisoni, Agassiz. v. Holoptychius nobilissimus. 



