FISHES OF THE PHOENIX AND SAMOAK ISLANDS 



267 



KRAEMERIA SAMOENSIS Steindachner 



Kraancria aamncnRia Steindachner, Sitzb. Akad. Wiss. Wien, vol. 115, p. 41, 1906 

 (type locality: Samoa). 



Family CALLIONYMIDAE 

 DERMOSTEIRA, new genus 



This genus i.s characterized by the long free opercular flap; long 

 preopercular spine with eight or nine recurved teeth; the small gill 

 opening at the upper edge of the base of the opercular flap ; a mem- 

 brane joining the pelvic fins with the pectoral base as far up as the fifth 

 ray from the top ; and a fleshy dermal keel along the lateral ventral 

 margin of the body. 



Genotyye. — Dermodeira dorotheae^ new species. 



This new genus diflfers from all other genera in the family Calliony- 

 midae in combining the presence of a spinous dorsal fin and free oper- 



FiGURE 26. — Dermosteira dorotheae, new species: Holotype (U.S.N.M. No. 115735), 56.7 



mm. in standard length. 



cular flap of skin with the possession of a fleshy membranous keel 

 along the lateral-ventral angle of the somewhat triangular-shaped 

 body. 



Named Dermosteira in reference to the dermal keel on each lower 

 side of the body. 



DERMOSTEIRA DOROTHEAE, new species 

 FIGUKE 2G 



Holotype. — A specimen (U.S.N.M. No. 115735) 56.7 mm. in stand- 

 ard length (total length 75) taken June 11-14, 1939, by Leonard P. 

 Schultz on the reef at Rose Island. 



Description. — (Based on the holotype, the only known specimen. 

 All measurements are expressed in hundredths of the standard 

 length.) Length of head 31.8; postorbital length of head 17.3; great- 

 est depth of body 12.5 ; distance from upper base of preopercular 



