558 ADDENDA ET CORRIGENDA. 



tained six times and a half in the total length, the length of the head 

 three times and a thii-d. The eye occupies the third eighth of the 

 length of the head, and its vertical diameter is one-half of the width 

 of the interorbital space. Head rather broad and depressed, with 

 the snout of moderate length, and with the lower jaw prominent. 

 The maxillary extends beyond the vertical from the centre of the 

 eye. Teeth card-like, in broad bands. Gill-membranes not attached 

 to the isthmus. Vertical fins lower than the body; caudal rounded, 

 equal in length to the pectorals, which are three-fifths of the length 

 of the head. Reddish, irregularly marbled with brownish and black- 

 ish ; brown spots on all the fins ; the spinous dorsal black ; a pair 

 of brown spots on the base of the pectoral, visible interiorly and ex- 

 teriorly. 



Yan-tse-kiang. 

 a. Sixty-eight lines long. Obtained 230 miles from the mouth of 

 the river. Presented by the Officers of the Ai'my Medical De- 

 partment at Fort Pitt. 

 I. Fine specimen. Chikiang. From Mr. Fortune's Collection. — I 

 formerly referred this specimen to E. obscura, to which the 

 present species is very closely allied ; the latter, however, may 

 be readily distinguished by the pair of brown spots at the root 

 of the pectoral fin. 



Page 116. Eleotris butis. 

 I: Adult. Canton. From Mr. Gerrard's Collection. 



Page 119. Eleotris dormitatrix. 



Add to the synonymy : — 



Philypnus dormitator, Girard in B,eport of U. S. Sf 3Iex. Boimd. Surv. 

 Fishes, p. 29. pi. 12. fig. 13. 



Page 122. Eleotris gyrinus. 



Add to the synonymy : — 



Girard in Report of TJ. S. ^- Mex. Bound. Surv. Fishes, p. 28. pi. 12. 

 figs. 11, 12. 



c-e. Half-grown and young. Caribbean Sea. Presented by the 

 Officers of the Army Medical Department at Fort Pitt. 



Page 125. Eleotris fusca. 

 r'. Adult. Canton (?). From Mr. Gerrard's Collection. 



Page 145. CaUionymus curvicomis. 

 n. Adult male. From Mr. Gerrard's Collection. 



Page 148. CaUionymus longecaudatus. 

 q'. Adult. From Mr. Gerrard's Collection. 



