Paracanthwus hepatus (Linnaeus): ANSP 108441, 1, 



21.2 mm, Seychelles; ANSP 108444, 1, 31.6 mm, 



Seychelles; ANSP 90446, 1, 179 mm, Java. 

 Prionurus punctatus Gill: ANSP 81238, 3, 35.0-47.9 



mm, Galapagos. 

 Prionurus scalprum Cuvier and Valenciennes: ANSP 



109779, 1, 44.3 mm, Japan; ANSP 109553, 1, 111 mm. 



Japan. 

 Zebrasoma flavescens (Bennett): ANSP 109498, 1, 60.0 



mm, unknown western Pacific locality; ANSP 109499, 



2, both 101 mm, locality unknown. 

 Zebrasoma rostratus (Gunther): ANSP 108278, 1, 94.7 



mm, Seychelles. 

 Zebrasoma veliferum (Bloch): ANSP 109500, 1, 156 



mm, locality unknown. 



Zanclidae 



Zanclus cornutus (Linnaeus): ANSP 109504, 1, ca. 70 

 mm, locality unknown; ANSP 109501, 1, 58.0 mm, 

 locality unknown; ANSP 109502, 1, 66.4 mm, locality 

 unknown; ANSP 109503, 1, 70.4 mm, locality un- 

 known. 



Chaetodontidae 



Chaetodon citrinellus Broussonet: ANSP 109506, 1, 



81.6 mm, unknown western Pacific locality. 

 Chaetodon octofasciatus Bloch: ANSP 109508, 1, 67.1 



mm, unknown western Pacific locality. 

 Chaetodon striatus Linnaeus: ANSP 91118, 1, 44.6 



mm, Bahamas; ANSP 91611, 1, 57.4 mm. Virgin 



Islands. 

 Chaetodon triangulum Cuvier and Valencien- 

 nes: ANSP 73227, 1, 87.2 mm, Philippines. 

 Chelmon rostratus (Linnaeus): ANSP 109511, 3, 48.7- 



93.4 mm, unknown western Pacific locality. 

 Chaetodontoplus mesoleucus (Bloch): ANSP 109510, 3, 



59.2-76.3 mm, unknown western Pacific locality. 

 Centropyge multispinis (Playfair): ANSP 108469, 3, 



19.0-69.0 mm, Seychelles. 

 Centropyge vrolicki (Bleeker): ANSP 109505, 1, 90.4 



mm, unknown western Pacific locality. 

 Forcipiger longirostris (Broussonet): ANSP 109512, 1, 



114 mm, locality unknown; ANSP 108393, 2, 139-140.0 



mm, Seychelles. 

 Holacanthus ciliaris (Linnaeus): ANSP 91094, 2, 35.7- 



54.4 mm, Bahamas; ANSP 104989, 1, 26.0 mm. 



Cayman Islands. 

 Holacanthus tricolor (Bloch): ANSP 104970, 2, 40.2- 



68.4 mm, Cayman Islands. 

 Pomacanthodes imperator (Bloch): ANSP 108461, 1, 



27.2 mm, Seychelles. 

 Pomacanthus aureus (Bloch): ANSP 91609, 1, 56.6 



mm, Florida. 



Fossil Species 



Institutional abbreviations for the repositories of the 



fossils examined are as follows: AMNH, American 

 Museum of Natural History, New York; BMNH, British 

 Museum (Natural History), London; IGPUB, Istituto di 

 Geologia e Paleontologia della University di Bologna; 

 IGPUP, Istituto di Geologia e Paleontologia della 

 Universita di Pisa; IGPUR, Istituto di Geologia e Paleon- 

 tologia della University di Roma; IGUN, Institute de 

 Geologie, Universite de Neuchatel; IGUP, Istituto di 

 Geologia della Universita di Padova; MCSNV, Museo 

 Civico di Storia Naturale, Verona; MNHN (IP), 

 Museum National d'Histoire Naturelle, Institute de 

 Paleontologie, Paris; NSKG, Naturwissenschaftliche 

 Sammlungen des Kantons Glarus, Switzerland. 



PLECTOGNATHI 

 Triacanthodidae 



Eoplectus bloti Tyler: MCSNV NS 52-53, in counter- 

 part, 65.2 mm, Eocene of Monte Bolca, Italy, holotype. 



Protobalistum imperiale (Massalongo): MCSNV T9- 

 10, in counterpart, 522 mm. Eocene of Monte Bolca, 

 Italy, holotype of Ostracion imperialis. 



Spinacanthus cuneiformis (de Blainville): MNHN (IP) 

 10918, single plate, 104 mm. Eocene of Monte Bolca, 

 Italy, holotype of Blennius cuneiformis. 



Zignoichthys oblongus (Zigno): IGUP 6789, single 

 plate, ca. 161 mm. Eocene of Monte Bolca, Italy, 

 holotype of Ostracion oblongus. 



Triacanthidae 



Acanthopleurus collettei Tyler, new species: all 

 specimens from the Oligocene of Canton Claris, 

 Switzerland; NSKG 2689, single plate, 110 mm, 

 holotype; NSKG 146, single plate, 96.2 mm, para- 

 type; NSKG 56, single plate, ca. 120 mm, paratype; 

 NSKG 6b, single plate, 82.7 mm, paratype; NSKG 

 uncatalogued, single plate, last few vertebrae missing 

 and length unmeasurable, paratype; BMNH P 524, 

 single plate, ca. 82 mm, paratype; IGUN uncata- 

 logued, single plate, 108 mm, paratype. 



Acanthopleurus serratus (Agassiz): all specimens from 

 the Oligocene of Canton Claris, Switzerland; BMNH P 

 454, single plate, ca. 91 mm, cotype of Pleuracanthus 

 serratus; BMNH P 3974, single plate, front of head 

 missing and length unmeasurable, cotype of Pleura- 

 canthus serratus; BMNH P 1892, single plate, ca. 78 

 mm; NSKG 222 a-b, in counterpart, 114 mm; NSKG 

 7, single plate, 93.3 mm; NSKG 158 b, single plate, 153 

 mm; NSKG 8, single plate, 109 mm; NSKG uncata- 

 logued, single plate, 120 mm; NSKG uncatalogued, 

 single plate, 117 mm; NSKG uncatalogued, single 

 plate, 127 mm; IGUN uncatalogued, single plate, last 

 few vertebrae missing and length unmeasurable. 



Acanthopleurus sp.: three plates representing poor 

 impressions or distorted and incomplete specimens 

 unidentifiable to species, all from the Oligocene of 



