Welcome to the Treatise on Invertebrate Paleontology!
Please enter a genera name to retrieve more information.
Halobia
Classification
Phylum:
Mollusca
Class:
Bivalvia
Subclass:
Pteriomorphia
Order:
Pterioida
Suborder:
Pteriina
Superfamily:
Pectinacea (scallops and relatives)
Family:
Posidoniidae
Formal Genus Name and Reference:
Halobia BRONN, 1830, p. 284
Type Species:
* H. salinarum, M
Images
(Click to enlarge in a new window)
Fig. C68,6. H. dilatata Kittl, U.Trias. (Nor.), Aus., LV ext., X0.7 (Kittl, 1912)
Synonyms
Geographic Distribution
cosmopolitan
Age Range
Beginning Stage in Treatise Usage:
M.Trias.(chiefly)
Beginning International Stage:
Anisian
Fraction Up In Beginning Stage:
0
Beginning Date:
246.7
Ending Stage in Treatise Usage:
U.Trias.
Ending International Stage:
Rhaetian
Fraction Up In Ending Stage:
100
Ending Date:
201.36
Description
Semicircular or ovate, with long hinge margin, rarely appreciably oblique, anterior wing clearly delimited on each valve, commonly by groove, ornament of closely and irregularly spaced narrow radial threads or grooves and of concentric folds, threads, which in many species are most developed on posterior side, increasing by bifurcation, ligament area striated longitudinally, but rarely observable
References
Museum or Author Information
Classification
Phylum:
Mollusca
Class:
Bivalvia
Subclass:
Pteriomorphia
Order:
Pterioida
Suborder:
Pteriina
Superfamily:
Pectinacea (scallops and relatives)
Family:
Posidoniidae
Formal Genus Name and Reference:
Halobia BRONN, 1830, p. 284
Type Species:
* H. salinarum, M
Images
(Click to enlarge in a new window)
Fig. C68,6. H. dilatata Kittl, U.Trias. (Nor.), Aus., LV ext., X0.7 (Kittl, 1912)
Synonyms
Geographic Distribution
cosmopolitan
Age Range
Beginning Stage in Treatise Usage:
M.Trias.(chiefly)
Beginning International Stage:
Anisian
Fraction Up In Beginning Stage:
0
Beginning Date:
246.7
Ending Stage in Treatise Usage:
U.Trias.
Ending International Stage:
Rhaetian
Fraction Up In Ending Stage:
100
Ending Date:
201.36
Description
Semicircular or ovate, with long hinge margin, rarely appreciably oblique, anterior wing clearly delimited on each valve, commonly by groove, ornament of closely and irregularly spaced narrow radial threads or grooves and of concentric folds, threads, which in many species are most developed on posterior side, increasing by bifurcation, ligament area striated longitudinally, but rarely observable