’ 
350 PROCEEDINGS OF UNITED STATES NATIONAL MUSEUM. 
ten, the smallest nearest to the symphysis. The long tentacles at the 
angles of the mouth are fringed and extend to the base of the pecto- 
rals. In other respects Giinther’s description of P. brevirostre is ample 
for this species. 
Color bright crimson. 
Radial formula: D. VIL, 18; A.17; 0.16; P.24+10; V.6. L. lat. 
27 on one side, 28 on the other. 
Three other specimens had the following: D. VIII, 18; A.17. D. 
VIL, 18; A.18. D. VII, 18; A. 18. 
The measurements of adult and young specimens are given. 
The fish 
when taken seemed to be in the height of the spawning season. 
Current number of specimen ......-----.-------------------- 
Teo callitivee saeco aaa = ease im mate la ele eee enn a inislnel ais ioe 
26,030. 
871 (young). 
Milli- | 100ths of 
meters. | length. 
Extreme length -.2- 2. s-+-o2)-s=<0 ~~ n= =n == hate aoe teem 
Length to end of middle caudal rays --.----.-----+------------ 
Body: 
Greatest height at origin of dorsal......---.------------- 
Greatest width under pectorals .....--.-.---------------- 
Height at ventrals .-...------ s-c02. ---200-- 22+. o2 2-22 =- 
Least‘heicht of tail ...2- 3.000.202. secece eaee ee n= == =a 
Head : 
@reatestlencth aa. cs nsec sree en seem emia ae eel el =m = 
Distance from snout to nape .-..----------------+---+---- 
(Gi yal al ee Son knodeceecetemaoccoso csesemocsesc 
Width of interorbital area ...........---.---. sD SOSOS9539 7 
Meno thro te Sn Ou tie eee leeiete ele eee ila seem (allt elaine =a 
Meneth of operculum) --2----------2-eceenee wens ee =m nan 
NUenphvon aia ative eee ee as eietatel mnie aera ee elete etela ee iwimini=liale 
Tene thiol mandibles. -5.--pcesesnactem as sen arel-ae denn = 
Distance from snout to orbit .....-.-.---.--.-------------- 
Diamcteriof orbit, lonvitadinall =’) ops. cats same eee = 
Width of mouth-opening ..-.. .....-.-----.-.---.--------- 
End of frontal spine to symphysis of maxillaries .-.. -------- 
Mone th! om banbelsiess-- pase sesseses eee ae ae eee eb seen 
Dorsal (spinous) : 
Mistancentrom SHOUuse seca eae eee a ale Sees leet . 
Mene thot base “asec. eee- =a ese eee ee mag ase lene 
Greatest height, second spine.......-...--...-.---------- 
Hecht ot wrest Spe sees. sees reese eee see eat == 
Height at last spine ---2 =. oe. oe ce eeniainige mins = === =i 
Width of upper surface of occipital plate....----.-.--.--- 
Length of upper surface of occipital plate ..-.--.-.-.---- 
Width of upper surface of nexal plate....-.-.--.--------- 
Length of upper surface of nexal plate .....--.---------. c 
Anal: 
Distance: tromisnoul sees asses hoa easy ee eieanae eisai 
Meno thom base! a-a bee -heaaeeecs amen en cee n= = elnrelhae 
Gis ht ates oS pin Cees seesee eae seeiel ae seieleea saat 
MelehtiatiseCOnG spine jossccie cases sccaee te aseeee= = ~isiaa 
Hereht ab thind’s pino@p ae sceeem= seeriae aaa eee seco a 
HMeeChbiahlastSpino se eses eee nee em mctene = eee ae eee 
Caudal: 
eneth of middle rays \eece-s-noes-ese ens sae co=aeoenee 
Henethiof external rays ea. -ese seem ese senses a-le sea 
Pectoral: 
Distance: tromisnouhs see-saw eae eer ces emia nice 
Men oth steed oasis scene sees aneesticmecers daces secsen 
Ventral: 
Distance from snout 
i ne 
Pectoral - agen 5 
Menitral aes: sate crns sista wal 
Number ofiplatesaneateraltiness---.-2-b-1s2- see oe ee noel 
From anterior edge of frontal plate to end of frontal spine. - - 
wo 
3 
7 
4. 
6. 
5 
Bs 
6 
3. 
6. 
8 
4 
9. 
5 
14. 50 
53. 50 
10. 75 
beecospdds 12. 50 
pee sepcod 6. 25 
