Comparative POTS

A

(carpet python head)

maxillary teeth (no hollow fangs)

B

choanal opening

C

pterygold and Palatine teeth

D

dorsal scales

E

ventral scales

F

Esophagus

G

Mandibular teeth

H

Trachea

I

Tongue

J

Vomeronasal organ opening

A

Ribs

B

Vertebrae

C

Skull

D

caudal vertebrae

E

Pelvic limb position

F

claw visible near cloaca

G

Pelvic limb remnant

A

Respiratory lung

B

Dorsal aorta

C

Heart

D

Cranial vena cava

E

Non-respiratory lung

F

Trachea

G

ductus deferensH

H

Left kidney

I

Right kidney

J

hemipene proctor m

K

Left testes

L

Right testes

M

hemipene retractor m

A

Esophagus

B

Stomach

C

Liver

D

IntestineE

E

Rectum

F

Hepatic portal vein

G

Anal scale

H

Spur (pelvic limb)

I

cloaca

J

Gallbladder

K

Pancreas

L

duodenum

A

ureter

B

ductus deferens

C

disseminate prostate gland 

D

erectile bulb of penis

E

pelvic urethra

F

cowper’s gland

G

cloacal scent glands

H

tunica investing testis

I

epididymus tail

J

retractile penis shaft 

K

cremaster m

A

uterine horn

B

ovary

C

uterine tube 

D

ureter

E

lateral vaginal canal

F 

median vaginal cul de sac (birth canal) 

G

bladder

H

urogenital sinus

I

cloacal entrance

A

pyloris

B

sacciform forestomach

C

tubiform forestomach

D

esophagus

E

esophageal compartment

A

Pyloric caecum

B

caudal mesenteric a

C

taenia caeci

D

ureter

E

Bladder

ringtail possum

F

disseminate prostate

G

Erectile bulb

H

paracloacal glands

I

tail of epididymus

J

tunica vaginalis covering testes

K

cardiac stomach

L

pyloric stomach

M

spleen

N

kidney 

O

kidney section

P

heartQ

Q

lung

R

trachea

S

liver

T

gallbladder

A

atriumB

B

ventricle

C

mesentery fat

Tasmanian devil

D

bladder

E 

uterus

F

urogenital sinus

(tasmanian devil)

G

rectum

H

paracloacal glands

I

pericloacal fur

J

teat pouch

K

spleen

L

gallbladder

M

liver