Basic info Taxonomic history Classification Included Taxa
Morphology Ecology and taphonomy External Literature Search Age range and collections

Homeoplanulites (Homeoplanulites) paradifficilis

Cephalopoda - Ammonitida - Perisphinctidae

Taxonomy
Homeoplanulites (Homeoplanulites) paradifficilis was named by Besnosov (1993). Its type specimen is VNIGRI 115/3126 and is a 3D body fossil. Its type locality is Sarykamysh district (top Tangiduval Fm, retrocostatum zone), which is in a Bathonian marine horizon in the Tangiduval Formation of Uzbekistan.

Sister species lacking formal opinion data
H. homeomorphus

Synonymy list
YearName and author
1993Homeoplanulites (Homeoplanulites) paradifficilis Besnosov p. 161 figs. Pl 29, fig 2

Is something missing? Join the Paleobiology Database and enter the data

RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
phylumMollusca
classCephalopodaCuvier 1797
subclassAmmonoidea()
RankNameAuthor
orderAmmonitida
suborderAmmonitinaHyatt 1889
superfamilyPerisphinctoidea(Steinman 1890)
familyPerisphinctidaeSteinmann 1890
subfamilyPseudoperisphinctinaeSchindewolf 1925
genusHomeoplanulites
subgenusHomeoplanulitesBuckman 1922
speciesparadifficilis

If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.

show all | hide all
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: aragoniteo
Environment: marinec
Locomotion: fast-movingo
Life habit: nektonico
Diet: carnivoreo
Vision: well-developedc
Created: 2005-01-28 02:27:03
Modified: 2009-10-08 14:14:55
Source: o = order, c = class
References: Kiessling 2004, Kiessling 2003

Age range: Late/Upper Bathonian or 167.70000 to 164.70000 Ma

Collections: one only


Time interval Ma Country or state Original ID and collection number
Late/Upper Bathonian167.7 - 164.7Uzbekistan Homeoplanulites paradifficilis (type locality: 187876)