412 
CROSSOPTERYGII. 
numerous and more slender rays, much expanded and closely arti¬ 
culated distally ; principal caudal fin consisting of about 16-18 stout 
rays above and below, much expanded and closely articulated dis- 
Fig. 53. 
Unclina gulo (Egert.).—Restored skeleton. The supraclavicle is omitted, and 
the cheek-plates are inferred to have been arranged as in other Coelacanths. 
The facial bones in advance of the orbit are unknown. 
tally. Mandibular and opercular bones and jugular plates externally 
ornamented with large, very closely arranged, rounded tubercles ; 
scales with numerous, irregularly and closely arranged, elongated 
tubercles. 
This is the type species of the so-called Holojohagus. 
Form. § Loc. Lower Lias : Lyme Regis, Dorsetshire. 
P. 3344. Specimen figured in Mem. Geol. Surv. dec. xiii. pi. x. 
EtmisJcillen Coll. 
P. 2022. Line small specimen, 0*255 in length, wanting the pelvic 
and anal fins, and parts of the anterior dorsal and supple¬ 
mentary caudal. The ornament of one of the jugular 
plates is well preserved. Egerton Coll. 
P. 2022 a. Fragmentary remains of bead and caudal region. The 
rays of the caudal fin considerably overlap the extremities 
of the supporting bones. Egerton Coll. 
P. 875. Fragments of bead and anterior dorsal fin. Egerton Coll. 
