Lonchodomas Angelin 1854 (trilobite)

Trilobita - Asaphida - Raphiophoridae

Parent taxon: Raphiophoridae according to A. W. Owen and D. A. T. Harper 1982

See also Fortey 1975, Harrington and Leanza 1957, Jell and Adrain 2002, Owen 1981, Owen and Bruton 1980 and Sepkoski 2002

Sister taxa: Ampyxina, Endymioniinae, Kanlingia, Malongullia, Nambeetella, Nanshanaspis, Pseudampyxina, Raphioampyx, Raphiophorinae, Raymondella, Rhombampyx, Sinampyxina

Subtaxa: Lonchodomas carinatus Lonchodomas chaziensis Lonchodomas clavulus Lonchodomas depressus Lonchodomas halli Lonchodomas normalis Lonchodomas paenepennatus Lonchodomas pennatus Lonchodomas punctatus Lonchodomas retrolatus Lonchodomas rostratus Lonchodomas suriensis Lonchodomas tenuis Lonchodomas tumidus Lonchodomas yohi

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Type: Ampyx rostratus

Ecology: fast-moving low-level epifaunal suspension feeder

Distribution:

• Ordovician to Silurian of Canada (1: Québec collection)

• Ordovician of Argentina (5), Canada (20: Newfoundland and Labrador, Northwest Territories, Quebec, Yukon and Northwest Terrorities), China (23), the Czech Republic (3), Kazakhstan (1), Kyrgyzstan (2), the Netherlands (1), Norway (48), Poland (1), the Russian Federation (55), Sweden (40), the United Kingdom (31), United States (16: California, Maine, Nevada, Oklahoma, Tennessee, Virginia), Vietnam (1)

• Chazy of Canada (1: Quebec), United States (11: New York)

• Llandeilo of Canada (1: Yukon), China (9), the United Kingdom (2)

• Whiterockian of Canada (10: Newfoundland and Labrador), United States (18: Nevada, New York, Oklahoma, Vermont)

• Arenig of Argentina (1), Bolivia (2), China (3), Sweden (1)

Total: 307 collections including 321 occurrences

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