302 On the Marine Fauna of Kurrachee. 
Snout rounded; head very convex, rising posteriorly high 
to the dorsal surface. Blowhole semilunar. Back with a 
longitudinal band of spinous tubercles on the vertebral area, 
beginning nearly opposite the root of the pectoral, widening 
to 1°5 inch about the middle, and again contracting and ending 
narrowly opposite or in line with the vent. No dorsal fin. 
Pectoral subtaleate. Teeth 3. Colour shining black through- 
out, except a purplish-red patch in front of the snout (on the 
upper lip) and on the throat. Intestines 31 feet in length. 
Contents of stomach Crustacea (species of Pencus). 
Skull. 
inches. 
Length of skull over curves to upper edge of 
fOTHINEN MAGNUM) 4.6 Lee he tees wake 10 
Ditto, straight from below ................ 8 
Height of skull (vertex of superoccipital) .... 4°25 
Tip of snout to blowhole .....)............. 4:25 
Ditto to anterparictaly. W. .), ees. voce ee eee 6:25 
Interparietal to upper edge of foramen magnum 3°75 
Across MBXMIATION 5... vce phe Caden ne eee 4:75 
Aeross blowhicles (UA). Vian he themes 15 
Hoength on mmal ar |. sjesavs wesc ORM eb eis Ln, Sine 2°0 
ADIGtO AOL PLAINCa VIL. 16's chet a eere wes tne Siete oes 4:0 
eNCLOSS ‘PATOCCIPltals yee cm .abesmeceee ree eee 3°37 
Greatest space between occipital condyles 
(UP Per) yrs tee Mi pre, Eee busta ttn te Ste aeahe 15 
Smallest space between occipital condyles at 
LGwersthind src gah oe. oh kane Acted mete 1:0 
Vertical diameter of foramen magnum ...... 175 
Breadth across last teeth on each side (upper 
BBY) LoeidP Al Ah ME OR, Babe Coa eam 2'5 
Ditto, ditto!Gower jaw) 0%) oth). he sdebeeee « 25 
Teeth-line in upper and lower jaw .......... 2°5 
Length of lower jaw to coronoid process .... 5°62 
Greatest vertical depth of ramus............ 2°62 
Palabe fs COE Ses al hed bali aoe ae eee 4:0 
The superoccipital is subglobular and very convex above. 
Rostrum short, rounded in front. Foramen magnum vertically 
oval, with the occipital condyles vertically elongated and 
convex, wider at their lower third. ‘Teeth small, flattened, or 
compressed, with a sharp subcrescentic crown, faintly nicked, 
and with the middle of their outer and inner sides slightly 
swelled ; they are rather obliquely arranged in line, about 
one fifth of each succeeding hinder one overlapping its fellow, 
but not in contact. 
