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Harpidella minima

Trilobita - Proetida - Otarionidae

Taxonomy
Cyphaspis minima was named by Schuchert and Cooper (1930) [= Otarion sp. Cooper & Kindle, 1936, p. 364, pi. 52, figs. 30, 38; = Otarion sp. Lesperancé 1968a, p. 813, 815 (partim); 1968b, p. 147.].

It was recombined as Otarion minima by Lesperance (1968); it was recombined as Harpidella minima by Lespérance and Weissenberger (1998).

Sister species lacking formal opinion data

Synonymy list
YearName and author
1930Cyphaspis minima Schuchert and Cooper p. 377 figs. pl. 5 f. 12; txt. f. 5
1968Otarion minima Lesperance pp. 148, 150
1998Harpidella minima Lespérance and Weissenberger p. 307 figs. 2.6 - 2.8

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
EcdysozoaAguinaldo et al. 1997
Panarthropoda
phylumArthropodaLatreille 1829
RankNameAuthor
subphylumArtiopoda(Hou and Bergstrom)
classTrilobitaWalch 1771
orderProetidaFortey and Owens 1975
superfamilyAulacopleuroidea(Angelin 1854)
familyOtarionidaeRichter and Richter 1926
genusHarpidella
speciesminima(Schuchert and Cooper 1930)

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.

Harpidella minima Schuchert and Cooper 1930
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: low Mg calcitec
Composition 2: chitinc
Entire body: yesg
Adult length: 10 to < 100g
Adult width: 10 to < 100g
Spines: majorg
Ontogeny: molting, addition of partsc
Environment: marinec
Locomotion: fast-movingc
Life habit: low-level epifaunalc
Diet: deposit feedero
Created: 2009-06-09 21:21:41
Modified: 2009-06-09 23:21:41
Source: g = genus, o = order, c = class
References: Aberhan et al. 2004, Hendy 2009, Fortey and Owens 1999

Age range: Richmondian or 449.60000 to 445.50000 Ma

Collections (3 total)


Time interval Ma Country or state Original ID and collection number
Edenian - Richmondian451.0 - 445.5Canada (Quebec) Harpidella minima (223274)
Richmondian - Gamachian449.6 - 443.1Canada (Quebec) Otarion minima (37469 37790)