CETACEA. 129 
7 Dimensions of skull in the (no. 1) British Museum: no. 2. of 
skull of female in Dr. Dickie’s Collection :— 
No. 1. No. 2. 
in. lin. in. lin. 
Length, entire .........00 20 6 0 
J, &( ok mone? WAtiee 2 12: 0 i Se 
srt teeth-lney i swsets 10 O ll O 
Width at notch............ 3 10 
Se AG. OTDIL. .ticw. ace Find Rird 
» of middle of beak 2 O I 
» Of lower jaw ...... fF xU 18 0 
5, of symphysis... 5 6 6 0 
e Var. 1. Lower jaw rather pe es below and rather wider , 
‘behind, teet 
® Var. 2. Nae much compressed on the side and depressed 
above, rather larger, Saga more than three times as long as 
‘wide at the notch; teeth 2 
_ Var. 3. Tooth-series a longer, 10” 6'”; teeth 24; lower 
jaw like var. 1. 
; Dr. Dickie’s skull: Teeth 22; the two front of lower jaw are 
_smnall, and separated from the rest. 
_ A foetus extracted from the womb of Dr. Dickie’s specimen had 
the tail convex at the end and emarginate. 
__ D. Geoffroyi, Desm. The type of the genus Inia has been 
confounded with this species. 
. STENO comPRESSUS. The NARROW-BEAKED DOLPHIN. 
_ Nose of skull much compressed, attenuated at the tip, = the 
entire length, 3f times as long as its width at the notch; teeth 
conical, acute, 2£; head narrow, and rather compressed at the 
orbit. 
 Delphinus compressus, Gray, Cat. Mam. B. M. 
Steno lak aii Zool. Erebus & Terror, 43. t. 27, skull. 
Inhab. 
_ a. Skull. The specimen figured in the Voyage of the Erebus 
and Terror, pl. 27. 
’ 6, c. Two skulls. ’ 
d. Skull. South Sea. Antarctic Expedition. Presented by 
he Admiralty. in. 
Length, entire © .........0se02000. 203 
43 GE NOSES. aa uw. 13 
»» Of lower jaw .........400 17 
» of symphysis.........4.. 64 
Width-ok note ./..:.47. dite = 
oo | Ob OF, oleh eeereees: 62 
eS 
