CH^TODONTID^B. 
561 
Holacanthus microcephalus, L. Agassiz, Poiss. Foss. vol. iy. (1839- 
42), p. 243, pi. xxxi. figs. 1, 2. — Middle Eocene ; Chsitil- 
lon, near Bagneux. [Gencrically indeterminable imperfect 
fish ; School of Mines, Paris.] 
Holacanthus piovenorum, F. Bassani, Atti K. Accad. Sci. Napoli 
[2] vol. iii. (1889), no. 6, p. 89, pi. xviii. fig. 2. — Lower 
Miocene ; Chiavon, Vicentin. [Imperfect fish ; Piovene 
Coll., Lonedo.] 
Pomacanthus subarcuatus , L. Agassiz, Neues Jahrb. 1835, p. 291, 
and Poiss. Foss. vol. iv. (1842-44), p. 241, pi. xix. fig. 2. 
Chcetodon arcuatus, G. S. I olta, Ittiolit. V eronese (1 1 96), 
p. xxxi. pi. viii. fig. 1 (errors). Chcstodon subarcuatus , 
H. D. de Blainville, Nouv. Diet. d’Hist. Nat. vol. xxvii. 
(1818), p. 352— Upper Eocene; Monte Bolca. [Im- 
perfect fish ; Paris Museum of Natural History.] 
Scatophagus affinis, F. Bassani, loc. cit. 1889, p. 88, pi. xvi. 
fig. 3, and Atti R. Istit. Veneto [7] vol. iii. (1892), 
p. 1035.— Lower Miocene; Chiavon. [Imperfect fish; 
Piovene Coll., Lonedo.] 
Scatophagus capellinii , F. Bassani, loc. cit. 1889, p. 86, pi. xvi. 
figs. 1, 2. — Ibid. [Ditto.] 
Scatophagus frontalis, L. Agassiz, Neues Jahrb. 1835, p. 291, and 
Poiss. Foss. vol. iv. (1839-42), p. 231, pi. xxxix. fig. 4; 
A. B. Massalongo, Specimen Photogr. Anim. Foss. Agr. 
Veron. (1859), p. 32, pi. viii. Chceiodon argus , G. S. 
Volta, Ittiolit. Veronese (1796), p. xliv. pi. x. fig. 2 
(errore) ; Cuvier & Valenciennes, Hist. hat. Poiss. vol. vii. 
(1831), p. 145 (errore). — Upper Eocene; Monte Bolca. 
[Imperfect fish ; Paris Museum of Natural History.] 
Toxotes antiquus, L. Agassiz, Neues Jahrb. 1835, p. 302, and 
Poiss. Foss. vol. iv. (1835-42), pp. 16*, 264, pi. xliii. 
Scioena jaculatrix, G. S. Volta, Ittiolit. \ eroneso (1796), 
p. clxxxiii. pi. xlv. fig. 1 (errore). Lutjanus ephippium, 
H. D. de Blainville, Nouv. Diet. d’Hist. Nat. vol. xxvii. 
(1818), p. 347 (ei-rore).— Upper Eocene; Monte Bolca. 
[Imperfect fish ; Paris Museum of Natural History.] 
The following imperfectly known extinct genus and species is 
also sometimes placed here, but its systematic position is quite 
uncertain : — 
Macrostoma altum, L. Agassiz, Poiss. Foss. vol. iv. (1839-44), 
pp. 15, 260, pi. xxx.— Middle Eocene ; Hauterive, Paris. 
[Imperfect fish; olirn Begley Collection.] 
part iv. 
2 o 
