taken by S. Powell at Newport in September, 1867. Since the young 

 of the filefish and triggerfish exhibit polymorphism, the writer 

 questions the validity of this single specimen in Rhode Island 

 waters. 



Family Monacanthidae 

 Genus Monacanthiis 



(204) Monacanthus hispidus (Linnaeus) 1 766 

 Filefish, foolfish 



Specimens: 



A few members of this tropical species are occasionally taken in 

 late summer and fall in the traps. The fish range from four to six 

 inches (TL). On September 19, 1957, a 23 mm. (TL) young filefish 

 of this species was taken at Weekapaug using rotenone. 



Genus Ahitera 



(205) Alutera schoepfii (Walbaum) 1792 

 Orange filefish, foolfish, unicornfish 



This species was the most plentiful of the filefish and triggerfish 

 present in Rhode Island waters during the summer and fall of 

 1957. Over a dozen specimens were examined, ranging from 7 to 

 18 inches (TL). The earliest record of the orange filefish's appearance 

 in Rhode Island waters was a 17-inch (TL) specimen speared in 

 eight feet of water off Napatree Point on June 16, 1957, by B. 

 Bulmer. 



Family Ostraciidae 



Genus Lactophrys 



(206) Lactophrys trigonus (Linnaeus) 1758 

 Boxfish, trunkfish 



Specimens: 



Tracy (1910) has this species recorded from Xarragansett Bay 

 in 1899. 



Family Tetraodontidae 

 Genus Lagocephalus 



(207) Lagocephalus laevigatus Linnaeus 1766 

 Smooth puffer, rabbitfish, bottlefish 



78 



