Collotheca libera
Collotheca pelagica
Collotheca mutabilis
Collotheca trifidlobata
Collotheca minuta
Collotheca edmondsoni
Collotheca thunmarki
Collotheca cucullata
(tree size 1)
Collotheca quadrinodosa
Collotheca sessilis
Collotheca undulata
Collotheca crateriformis
Collotheca bilfingeri
Collotheca vargai
Collotheca calva
Collotheca stephanochaeta
Collotheca balatonica
Collotheca ferox
Collotheca atrochoides
Collotheca discophora
Collotheca ambigua
Collotheca lettevalli
Collotheca campanulata
Collotheca torquilobata
Collotheca epizootica
Collotheca hoodi
Collotheca polyphema
Collotheca annulata
Collotheca ornata
Collotheca rasmae
Collotheca trilobata
Collotheca evansonii
Collotheca judayi
Collotheca riverai
Collotheca tenuilobata
Collotheca edentata
Collotheca moselii
Collotheca quadrilobata
Collotheca heptabrachiata
Collotheca gossei
Collotheca coronetta
Collotheca wiszniewskii
Collotheca paradoxa
Collotheca bulbosa
Collotheca spinata
Collotheca algicola
Collotheca conklini
Collotheca hexalobata
Collotheca hoodii
Collotheca polyphemus
Collotheca tetralobata
Collotheca tubiformis
Collotheca heptabranchiata