PLATE XV11
1. Lithornithium Hirundo of Ehrenberg, Mik . , Pl. XIX, fig . 53, but this is a much finer
and more perfect specimen ; frequent in the Barbados deposit; size very variable.
2. A broad and stunted variety of Podocyrtis Schomburgii. Mik. , Pl. XXXVI , fig. 22.
3. Podocyrtis (?) with five spined or serrated legs: body and surmounting spine all very irregularly foraminated. Measures .00462 high, .00325 wide. Barbados, slide No 38.
4. A Dictyospiris exhibiting the very curious bulbous terminations of the spines assuming a cellulate (?) appearance.
5. A very regularly aerolated small hollow cone , frequent in the South Naparima, Trinidad slides. Cornutella profundis Ehr.
6. Petalospiris diaboliscus- Mik. , Pl. XXXVI , - fig . 12 variety, with the lower spines prolonged and forked at the ends.
7. Variety of Rhopalocanium (?)
8. Another state of Rhopalocanium , with the winglike membranes still attached to the body, and roughened with irregular wrinkles.
