40 ALLAN HANCOCK PACIFIC EXPEDITIONS VOL. 9 



Ophioblennius lanieri, new species 

 Plate 4, Fig. 4 



Holotype. — Calif. Acad. Sci. No. 5743. 



Type locality. — One specimen from Tagus Cove, Albemarle Island, 

 Galapagos, January 13, 1934. Length 45 mm. 



Body compressed, scaleless, a short lateral line over pectoral fin. Snout 

 short, deep, and strongly curved. Mouth small, the lower jaw with 4 

 large recurved canines which project, the posterior ones almost at right 

 angles to the jaw. Upper jaw with canines, which, however, do not pro- 

 ject, small teeth posterior to these canines. Eye large, 3 in length of head, 

 its diameter Y^ greater than length of snout. Gill membranes united and 

 free from the isthmus. Dorsal X, 24, the fin long, slightly lower near the 

 center; anal 21. Caudal lunate, not united to dorsal or anal. Pectoral 

 with strong muscular base, the fin equal in length to the distance from 

 anterior nostril to posterior margin of opercle. Ventrals of 2 rays, equal 

 in length to the distance from pupil to the posterior margin of the opercle. 

 A flaplike tentacle at anterior nostril, a simple tentacle over the eye. 

 Color in alcohol, yellowish white with a narrow distinct black band 

 around base of caudal. No black ocellus back of eye. Named for Robert 

 Lanier, aquarist. 



Spinoblennius spiniger Herre 



One from Tagus Cove, Albemarle Island, Galapagos, January 13, 

 1934. Length 20 mm. No scales. A boney plate covering the top of head. 

 A prominent spine at angle of preopercle. 



Petrocirtes belanskei Boranger 



One from Tagus Cove, Albemarle Island, Galapagos, January 12, 

 1934. Length 44 mm. A wide black stripe on middle of body from snout 

 to caudal, and alternating black and white bars on dorsal and anal. 



