Helmetia
of Early Animal Life. John Wiley & Sons. ISBNÂ 978-1-4051-0673-3. "
Helmetia
expansa
". Burgess Shale Fossil Gallery. Virtual Museum of Canada. 2011. Archived...
4 KB (432 words) - 14:38, 27 July 2024
Artiopoda
Kuamaia lata
Helmetia
expansa
...
15 KB (919 words) - 14:35, 18 July 2024
Tegopelte
Kuamaia lata
Helmetia
expansa
...
9 KB (454 words) - 10:24, 1 August 2024
Squamacula
Kuamaia lata
Helmetia
expansa
...
11 KB (759 words) - 23:21, 25 October 2023
Bailongia
Kuamaia lata
Helmetia
expansa
...
6 KB (129 words) - 22:57, 20 February 2023
