368 REPORT OF NEW JERSEY STATE MUSEUM. 
Diodon fuliginosus Baird, 1. c. 
Chilomycterus fuliginosus Bean, Bull. U. S. F. Com., VII, 
1887, p. 133, from Baird. 
Chilomycterus geometricus Abbott, Geol. N. J., 1868, p. 827. 
—Bean, I. ¢. 
Family MOLIDA. 
The Head Fishes. 
Body oblong or more or less short and deep, compressed, trun- 
cate behind so that there is no caudal peduncle. Mouth very 
small, terminal. Teeth completely united in each jaw, forming a 
bony beak without median suture, as in the Diodontide.  Gill- 
openings small, in front of pectorals. An accessory opercular 
gill. Belly not inflatable. No air-vessel. Skin rough, naked, 
spinous or tessellated. Dorsal and anal similar, falcate in front, 
and posterior parts more or less perfectly confluent with caudal 
around tail. No spinous dorsal or ventrals. Pectorals present. 
Pelvic bone undeveloped. 
Pelagic fishes reaching a very large size in most warm seas, 
apparently composed of a huge head to which small fins are 
attached. The young are variously shortened in form and armed 
with spines. The flesh is not used as food as it is coarse and 
tough. A single species frequently on our coast. 
Genus Moria Cuvier. 
The Ocean Sun Fishes. 
Mola mola (Linn@us). 
PLATE 78. 
Ocean Sun Fish. Sun Fish. Globe Fish. Head Fish. 
Head 3; depth 124; D. 16; A. 16; snout 2'/,, in head; eye 
7; pectoral 5; interorbital space 2%; height of dorsal 3; height 
of anal 2*/,. Body ovate, strongly compressed, short, deep and 
lower profile more convex. Snout long, with a projecting fleshy 
