84 
OCCASIONAL PAPERS OF THE CALIFORNIA ACADEMY OF SCIENCES 
Number 159 
Order Beloniformes 
Family Hemiramphidae 
Genus Euleptorhamphus Gill 1859a 
t Euleptorhamphus peronides (Jordan 1920b) 
Figure 47 
Selected Synonymy & References 
t Beltion peronides Jordan 1920b:571. 
t Beltion peronides Jordan: Jordan 1921a:257, pis. 2, 24 (restoration). 
^Lestichthysporteousi Jordan 1921a:250, pi. 10: David 1943:124. 
■fDerrhias enantias Jordan 1925:15, pis. 5, 6: David 1943:124. 
t Euleptorhamphus ( Beltion ) peronides (Jordan): David 1943:124, text-fig. 22. 
Type Specimen : f Beltion peronides Jordan 1920b, holotype, CAS 55466 (SU 52, 209), right counterpart. 
Belonidae. 
Type Locality : Lompoc, Monterey Formation, Late Miocene, Santa Barbara County. 
Referred Specimens : None. 
Referred Specimens and Holotype of f Lesliehthvs porteousi Jordan reiedentified bv David (1943) : From the 
type locality: CAS 55590, (SU 220, 207), holotype, nearly complete right counterpart; SU 210 (where¬ 
abouts unknown). 
Referred Specimens and Holotype of Derrhias enantias Jordan reidentified bv David (1943) : From type local¬ 
ity: CAS 55471 (SU 613, 212) and CAS 55522 (SU 613A, 211), right and left counterparts. 
Hemirhamphidae. 
Remarks : Fitch and Lavenberg (1975:72) doubt that the holotype belongs to the genus Euleptorhamphus. 
They note that halfbeak (Hemiramphidae) otoliths found in Miocene deposits near Bakersfield, California, 
do not belong to Euleptorhamphus either. 
Figure 47. ?Euleptorhamphus peronides Jordan 1920b, holotype, CAS 55466 (from color image provided by CAS); scale bar 
equals 5 cm. 
Genus t Rogenites Jordan 1919 
^Rogenites bowersi (Jordan 1907) 
Figure 48 
Selected Synonymy & References 
■fRogenio bowersi Jordan 1907:130, fig. 24. 
Rogenites bowersi (Jordan): Jordan 1919:8, pi. 2, fig. 2. 
\ Rogenites bowersi (Jordan): Jordan 1920b:568. 
f Rogenites bowersi (Jordan): Jordan 1921a:255, pi. 20a (restoration). 
Type Specimen : f Rogenio bowersi Jordan 1907, holotype, CAS 69930 (SU 59), left counterpart. 
Cobitopsidae (?). 
Type Locality : Soledad Pass, Miocene, Los Angeles County. 
Referred Specimens : None. 
Referred Specimens in Jordan (1919) : None. fRogeniidae. 
