SCOMBRIDiE. 
461 
gated by distortion ; Engi. Two are labelled “ Palim- 
phyes longus, Ag.,” by Agassiz. 
Egerton fy Enniskillen Colls. 
p - 1993 a, P. 4127. Type specimen of so-called Palimphyes brevis, 
in counterpart, figured by Agassiz, loc. cit. pi. xxi. 
figs. 1, 2; Engi. The fish is evidently shortened by 
crushing. Egerton Enniskillen Colls. 
36090. Specimen about 0-15 in length, apparently shortened and 
deepened by crushing ; Plattenberg, near Matt. 
Purchased, 1861. 
33947. Imperfect specimen shortened by distortion. 
Presented by Miss Elizabeth Warne, 1859. 
P - 4952. Trunk of fish shortened by distortion ; Plattenberg. 
Presented by John Edward Lee, Esq., 1885. 
P ' 1993. Scattered remains; Engi. Egerton Coll. 
P - 5945. Scattered remains, labelled “ Palimphyes glaronensis , 
Wettst.” by Wettstein. Purchased, 1889. 
Genus SCOMBRINUS, novum. 
[ex Agassiz MS., Hep. Brit. Assoc. 1844 (1845), p. 308.] 
An imperfectly known genus founded on the skull, which is 
essentially identical with that of Scomber, but with larger teeth. 
Frontal bones flattened and rugose, the flattened area tapering 
backwards mesially to a point meeting the crest of the supraoccipital ; 
loss® fo r lateral muscles of trunk not extending forwards much 
beyond the hinder margin of the frontals. Teeth on margin of 
jaws rather large, stout, conical, and well-spaced, not much laterally 
compressed. Scales small and smooth, not much enlarged in the 
Pectoral region. 
Scombrinus nuchalis, sp. nov. 
1845. Scombrinus nuchalis, L. Agassiz, Rep. Brit. Assoc. 1844, p. 308 
(name only). 
Type. Imperfect head ; British Museum. 
The type species, with head and opercular apparatus attaining a 
length of about 0-12, but usually smaller. Length of cranium 
equalling somewhat less than twice its maximum width ; fossae on 
cranial roof for lateral muscles extending forwards to the middle of 
tbe cranium above the middle of the orbit ; maximum depth of 
