IRMNG Taxon list
Siphonia primitiva
Siphonia pulchra
Siphonina australis Cushman, 1927
Siphonina bradyana Cushman, 1927
Siphonina claibornensis Cushman, 1927
Siphonina echinata (Brady, 1879) accepted as Siphoninoides echinatus (Brady, 1879)
Siphonina georgiana Haynes, 1973
Siphonina howei Cushman, 1927
Siphonina jacksonensis Cushman & Applin
Siphonina lamarckana Cushman, 1927
Siphonina pasquaensis Saidova, 1975
Siphonina primitiva Hofker, 1956
Siphonina pulchra Cushman, 1919
Siphonina reticulata (Czjzek, 1884)
Siphonina temblorensis Garrison, 1959
Siphonina tenuicarinata Cushman, 1927
Siphonina tubulosa Cushman, 1924
Siphonina wilcoxensis Cushman, 1927
Siphoninella byramensis Cushman, 1929
Siphoninella soluta (Brady, 1884)
Siphoninoides diphes Loeblich & Tappan, 1994
Siphoninoides echinata
Siphoninoides echinatus (Brady, 1879)
Siphoninoides glabra (Heron-Allen & Earland, 1915)
Siphoninoides laevigatus (Howchin, 1889)